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永久是真的，证据是真的，4ppt 是真的

目录

机制裁决第 148 篇 · 对称双向第 143 篇 · section H 全球公共卫生第八篇 · 全库第 206 篇 本篇审的是「PFAS 是永久化学品」这句话。先读三句红线：

  1. 本篇不裁决任何饮用水安全政策、诉讼是非或公司责任，不评价任何机构或个人的动机——只审这句话从文件里读出来时承重承不承得住。涉及健康风险，只登记公开披露的事实与官方判定，不推断因果。本篇不构成任何饮食、饮水或消费建议。
  2. 「名号与实物有差价」与「实物是假的」是两件不同的事。本篇的裁决主要落在前者：没有发现 PFOA/PFOS 的毒理证据是假的，发现的是「永久化学品」这个名号、与它承载的「检出=有害」「所有 PFAS 都一样」「4ppt=安全线」读法之间的差价。
  3. 全篇承重句均给出可点击来源；英文逐字引用一律标注取回方式。本篇引用的所有数字（MCL 值、检出率、病种关联、和解金额、化合物数量、合规期限）都给出出处，自算部分先复现官方数字校验算法、通过后才使用，算式写进正文，可复现。

零、一句话裁决

「永久化学品」这句话里，「永久」是真的，「化学品」是真的——被读成的一句话却是两件不同的事：PFAS 确实极难在环境中降解（C-F 键是有机化学中最强单键之一，485 kJ/mol，法国科学院综述逐字[一手逐字]），PFOA/PFOS 的毒理证据也确实成建制（C8 科学小组 2012 六病种 probable link、IARC 2023 PFOA 升为 Group 1、EPA 2024 全国饮用水标准——全部官方文件逐字）；但「永久」被读成了「永不可治理/去除/替代」（治理技术存在：吸附、反渗透、>1100°C 热销毁，EPA 官方逐字）、「检出」被读成了「超标/有害」（USGS 45% 检出是 32 种检测方法覆盖下的发生率，UCMR 5 官方数据里超过 2024 MCL 的供水系统加权估计是 8.0%，CDC 官方逐字「does not by itself mean that the chemical causes disease」）、「PFOA/PFOS 有害」被读成了「所有 PFAS 都有毒」（EPA 官方数据：14,735 种 PFAS 中仅 1.4% 有任何哺乳动物或流行病学数据）、「4 ppt 监管限」被读成了「安全线」（4 ppt 是「健康目标 MCLG=0 + 可行性约束」双层结构的产物，联邦公报逐字「the minimum reporting levels set in UCMR 5 of 4.0 ng/L for PFOA and PFOS, that are also the PQLs, are as close as feasible to the MCLG」）。

名号本身也是可考的会计：「forever chemicals」一词由哈佛公共卫生学者 Joseph G. Allen 于 2018 年 1 月 2 日在《华盛顿邮报》观点版首次命名（Wayback 当日快照逐字「They are “Forever Chemicals.”」[一手逐字]），2023 年 9 月被 Merriam-Webster 收录且释义注明「not used technically」（官方逐字[一手逐字]）——「永久化学品」从一开始就是为传播而造的修辞，不是化学分类；而 PFOA/PFOS 的毒理证据，从一开始就是为诉讼和解而设的独立科学小组逐病种裁出来的（C8 面板的「probable link」定义直接写在和解协议里[一手逐字]）。

本篇的独占格在第四、六、七章：名号的谱系（2018 造词 → 2020-2021 主流化 → 2023 词典收录的三段式）、检测的三层结构（检出限 MRL / 监管限 MCL / 健康线 MCLG=0 的官方逐字账）、治理的兑现账（2024 MCL → 2029 合规期限 → 2025-05-14 EPA 拟撤销部分条款的行政变动；3M 2025 年底退出制造但遗留污染与第三方产品继续；欧盟万种限制提案 2026 年仍未生效）。

灵魂句：PFAS 是真的永久，PFOA/PFOS 的证据是真的硬，4 ppt 是真的监管限——被读成的一句假话，是把这四个「真的」缝在一起的那个动作：名号把家族缝成一种物质，检出把测量缝成判决，4 ppt 把可行性缝成安全线。缝线不是厂商缝的，是传播链缝的——而每条线头，都印在官方文件里。

一、本篇测什么

1.1 被审对象

被审的是一句话及其用法：

  • 名号句：「PFAS 是永久化学品（forever chemicals）」
  • 风险句：「检出 PFAS = 不安全」
  • 家族句：「所有 PFAS 都有毒」
  • 治理句：「EPA 4 ppt 标准 = 安全线」/「禁令已解决问题」

1.2 结构胎记

名号跳 × 检测跳 × 毒理跳 × 治理跳 ＋ 反向红跳。

  • 名号跳：把「forever chemicals（造于 2018 年的传播修辞，M-W 官方释义自注 not used technically）」读成「化学分类/物理性质」——C-F 键强度与部分 PFAS 的环境持久性是真的，但「永久」≠「永不可治理/去除/替代」（EPA 官方治理技术：GAC/RO/离子交换、>1,100°C 热销毁[一手逐字]）；PFAS 家族环境半衰期差 3-4 个数量级（华盛顿州卫生部官方中文表：PFBS 35 天 vs PFOS 3.3-4.6 年[一手逐字]）；「永久化学品」一词的谱系：2018-01-02 华盛顿邮报 Joseph G. Allen 命名 → 2020-2021 主流化 → 2023-09 词典收录。
  • 检测跳：把「检出（measured）」读成「超标（exceeded）」再读成「有害（harmful）」——三层结构：检出限 MRL（UCMR 5 官方定义：95% 置信度、全国 ≥75% 实验室可达的最低可测浓度，且「not associated with contaminant health effects information」[一手逐字]）、监管限 MCL（4 ppt，受可行性约束）、健康线 MCLG（=0，纯健康目标不可执行[一手逐字]）。USGS 45% 检出（32 种）vs UCMR 5 加权估计 8.0% 供水系统超 MCL[一手逐字]；CDC 官方逐字「The measurement of an environmental chemical in a person’s blood or urine is a measure of exposure; it does not by itself mean that the chemical causes disease」[一手逐字]。
  • 毒理跳：把「PFOA/PFOS 证据充分」读成「所有 PFAS 都有毒」——PFOA（IARC Group 1，2023-11-30：动物致癌证据充分 + 人群强机制证据 + 人类致癌证据有限[一手逐字]）与 PFOS（Group 2B）的证据链成建制；但 EPA 官方数据：14,735 种 PFAS 中仅 1.4%（214 种）有任何哺乳动物生物测定或流行病学数据[一手逐字]，EPA 路线图官方逐字「Most PFAS have limited or no toxicity data」[一手逐字]——「整族有毒」是把两个真的缝成一个假的。
  • 治理跳：把「2024 年颁布 MCL」读成「问题已解决」——MCL 覆盖 6 种（PFOA/PFOS/PFHxS/PFNA/HFPO-DA 单体 + 含 PFBS 的四元混合物 HI=1）[一手逐字]；合规期限 2029-04-26；2025-05-14 EPA 宣布拟延长 PFOA/PFOS 合规期限并拟撤销部分条款[一手逐字]；3M 2025 年底退出制造但官方自述「will continue to take actions to address PFAS manufactured prior to the exit」+ 第三方产品继续使用[一手逐字]；欧盟万种限制提案 2026 年 RAC/SEAC 意见阶段仍未生效[一手逐字]。
  • 反向红跳（第九章）：五句反向审计——「PFAS 恐慌是媒体炒作」不立、「PFAS 全是骗局/杜邦阴谋」不立（不当行为有据但科学进程正常运转同样有据）、「检出=立即危害」不立、「禁令=解决」不立、「替代品安全」不立。

1.3 落位：全球公共卫生第八篇

本库全球公共卫生家族：抗生素耐药（第 162 篇·分母跳）、癌症筛查（第 163 篇·指标跳）、微塑料（第 166 篇·尺子跳）、营养流行病学（第 167 篇·替代终点跳）、长新冠（第 170 篇·归因/分母跳）、维生素 D（第 173 篇·相关/界值/名号跳）、空气污染（第 182 篇·阈值/归因/度量跳）——本篇为第八篇。

  • 与微塑料篇（第 166 篇）镜像对照：那篇是「检出真、效应未立」的测量危机（尺子本身泡在塑料里、空白均值与人体信号同量级）；本篇是「效应部分已立（C8 probable link + IARC Group 1 + 2024 联邦 MCL）、名号与治理口径待审」——微塑料的检出尺未校准，PFAS 的检出尺已校准（EPA 方法 533/537.1/1633 覆盖 29-40 种、MRL 官方定义）但被传播层跳过校准直接用。两篇成对引用。
  • 与空气污染篇（第 182 篇）对照：那篇审 AQG「证据不足线被读成安全线」；本篇审 MCL「MCLG=0 + 可行性约束」双层结构——AQG 是「证据不足线」，MCL 是「法律执行线」，两者都不是「安全线」，但官方体系各自给出了结构性表述。
  • 与癌症筛查篇（第 163 篇）对照：IARC 分级（PFOA Group 1）在筛查篇有方法学旁注；本篇审的是 IARC 分级本身的「hazard not risk」结构（官方逐字「the classification does not indicate the level of cancer risk」[一手逐字]）。
  • 毒理红线：本篇不构成任何饮食/饮水/消费建议；涉及健康风险处只登记官方判定与公开证据。

1.4 去重实测

python 全库扫描 205 篇 / 7,499,630 字符：PFAS/PFOA/PFOS/全氟/多氟烷基/永久化学品/forever chemical/三氟乙酸/C8 科学 全零命中；TFA 命中 12 处全部为「Task Force on ASEAN」之类别义（黑天鹅篇/预测市场篇/scaling 篇/人口篇/对撞机篇/核废料篇）。专篇零命中，处女地。

1.5 边界

  • 与微塑料篇（166）：测量危机 vs 名号/治理账——不重做检测空白账。
  • 与空气污染篇（182）：AQG 阈值账 vs MCL 双层结构——不重做浓度-反应曲线账（PFOA 的剂量-反应只引 C8 队列官方结果）。
  • 与癌症筛查篇（163）：IARC 方法学旁注不重做。
  • 与司法鉴定篇/诉讼主题：杜邦/3M 诉讼只登记已公开的执法记录、和解金额与国会文件，不推断新动机、不作责任判定。
  • 中国语境：只登记公开的官方文件（清单/标准）与媒体样本，不评价政策。

1.6 方法备案

  • 取证通路：EPA 官方（epa.gov 200、联邦公报 API→raw_text_url 全文 200、cfpub.epa.gov 200）、C8 Science Panel（c8sciencepanel.org 200，2000 年代静态站直取）、IARC（monographs.iarc.who.int / iarc.who.int 200）、USGS（usgs.gov 200）、EFSA（Europe PMC 全文 XML 200）、EUR-Lex 202（Wayback id_ 200）、ECHA 403（Wayback/web_extract）、CDC 403（Wayback/stacks.cdc.gov PDF）、科学期刊 science.org 403（USGS 仓库页替代）、Springer 403（Wayback 200）、RSC 403（Wayback 200）。
  • 承重统计一律 python3（ugrep 对部分文件静默失灵）。
  • 已知风险登记：EPA 2022 临时健康建议数值（0.004/0.02 ppt）低于现行检测能力——引用时须带「低于检出能力」限定；2025-05-14 EPA 拟撤销部分 MCL 条款——写稿时点必须交代行政变动状态；USGS 71-95M 人口估计是「处理前地下水」的模型预测（论文原文自述可能高估）；「forever chemicals」词源考证的权威锚是 WaPo 2018-01-02 当日快照 + Fast Company 2023 对 Allen 本人的采访（造词人自述）。

二、核验标记与层速览

核验标记沿用本库四档：[一手逐字]＝原文逐字取自实际取回文件（含 Wayback id_ 原件）；[文献较稳]＝多源一致或权威评估；[需亲核]＝正文未全取回或版本存疑；[多源检索]＝方法学阴性检索。

层 名称 核心问题 裁决方向
三 守真锚 毒理证据/名号来源/监管事实 一条不动
四 名号谱系账 「forever chemicals」是怎么来的 修辞非分类
五 毒理证据账 PFOA/PFOS 证据承重几何 probable link 到 Group 1
六 检测与暴露账 检出/超标/有害三层 检出≠超标≠有害
七 制度与治理账 4 ppt 是什么 MCLG=0+可行性
八 消费与传播账 标题与数字的传播命运 名号成货币
九 反向红跳 五句反向审计 全部不立
十 母裁决 一句话裁决 见末章

三、守真锚（这一侧一条都不动）

1. 「forever chemicals」是 2018 年 1 月 2 日由 Joseph G. Allen 在《华盛顿邮报》观点版首次命名。 Wayback 当日快照（20180102230956，发布当日 23:09 UTC，200）逐字「They are now in nearly all of our bodies, are found in the air and water around the globe, and they never go away. They are “Forever Chemicals.”」「They are characterized by a fluorine-carbon backbone. And the F-C bond, the Forever-Chemical bond, is quite amazing, representing one of the strongest bonds in all of organic chemistry.」[一手逐字]；Fast Company 2023-03-17（对 Allen 本人采访，Wayback 200）逐字「The term was officially coined in 2018 in a Washington Post op-ed by Joseph G. Allen」「I wanted to talk about them in a way that might be more accessible to a lot of people and include in their name their key feature—that they are forever」「the name ‘forever chemicals’ is a play on their molecular bond」[一手逐字]；Merriam-Webster 2023-09（200）逐字「forever chemical noun : a toxic substance and especially a synthetic chemical (as of the per- and polyfluoroalkyl substances group) that persists and accumulates in the environment — not used technically」[一手逐字]；Dictionary.com（200）词源栏逐字「Coined by U.S. academic and public health expert Joseph G. Allen in an opinion piece in The Washington Post (2018)」[一手逐字]。「Bilott 造词说」登记阴性：Bilott 本人原话（Legal Talk Network 2021-05，200）逐字「which is why you hear me referred to now as forever chemicals」——他自称被这么称呼，未声称造词[一手逐字]。

2. C8 Science Panel 的六病种 probable link 是真的，且定义在和解协议里。 c8sciencepanel.org（200）逐字「A ‘probable link’ in this setting is defined in the Settlement Agreement to mean that given the available scientific evidence, it is more likely than not that among class members a connection exists between PFOA exposure and a particular human disease.」[一手逐字]；主页总述逐字「For six disease categories, the Science Panel concluded that there was a Probable Link to C8 exposure: diagnosed high cholesterol, ulcerative colitis, thyroid disease, testicular cancer, kidney cancer, and pregnancy-induced hypertension.」[一手逐字]——注意：六病种结论跨四批法院提交（2011-12-05 妊娠期高血压、2012-04-16 肾癌+睾丸癌、2012-07-30 甲状腺+溃疡性结肠炎、2012-10-29 高胆固醇——同一批报告里高血压/冠心病为阴性[一手逐字]，见第五章）。

3. IARC 2023 把 PFOA 升为 Group 1、PFOS 定为 2B。 IARC 官方公告（2023-11-30，200）逐字「the Working Group classified PFOA as carcinogenic to humans (Group 1) and PFOS as possibly carcinogenic to humans (Group 2B)」「PFOA is carcinogenic to humans (Group 1), on the basis of sufficient evidence for cancer in experimental animals and strong mechanistic evidence (for epigenetic alterations and immunosuppression) in exposed humans. There was also limited evidence for cancer in humans (renal cell carcinoma and testicular cancer)」[一手逐字]；同页 IARC 免责句逐字「the classification does not indicate the level of cancer risk associated with exposure at different levels or in different scenarios」[一手逐字]。

4. EPA 2024-04-10 颁布全国首个 PFAS 饮用水强制标准（2024-04-26 登联邦公报，89 FR 32532）。 联邦公报全文（raw_text_url 流程 200，1.2M 字符）逐字「the EPA is finalizing MCLGs for PFOA and PFOS at zero. Considering feasibility, the EPA is promulgating individual Maximum Contaminant Levels (MCLs) for PFOA and PFOS at 4.0 nanograms per liter (ng/L) or parts per trillion (ppt)」「The EPA is also finalizing individual MCLGs and is promulgating individual MCLs for PFHxS, PFNA, and HFPO-DA at 10 ng/L」「the EPA is finalizing a Hazard Index (HI) of 1 (unitless) as the MCLG and MCL for any mixture containing two or more of PFHxS, PFNA, HFPO-DA, and PFBS」[一手逐字]。

5. USGS 2023 自来水研究：至少 45% 自来水检出一种或多种 PFAS（32 种检测覆盖）。 USGS 官方新闻稿（200）逐字「At least 45% of the nation’s tap water is estimated to have one or more types of the chemicals known as per- and polyfluorinated alkyl substances, or PFAS」「There are more than 12,000 types of PFAS, not all of which can be detected with current tests; the USGS study tested for the presence of 32 types」[一手逐字]；USGS 2024 地下水模型（Science 2024，DOI 10.1126/science.ado6638）逐字「71 to 95 million people in the conterminous United States potentially rely on groundwater with detectable concentrations of PFAS for their drinking-water supplies prior to any treatment」[一手逐字]。

6. 3M 2022-12-20 宣布 2025 年底退出 PFAS 制造。 3M 官方声明（Wayback 当日快照 20221220132405，200）逐字「3M (NYSE: MMM) today announced it will exit per- and polyfluoroalkyl substance (PFAS) manufacturing and work to discontinue the use of PFAS across its product portfolio by the end of 2025」[一手逐字]。

四、名号谱系账（「forever chemicals」是怎么来的）

4.1 造词与词典：2018 年命名 → 2023 年收录

  • 2018-01-02 WaPo 命名（守真锚 1）；2018-08-13 AP（200）逐字「one public-health expert dubbed them ‘forever chemicals’」[一手逐字]；2018-10-01 Michigan Public（200）逐字「”They’re known as forever chemicals because the bonds are incredibly strong and very hard to break down.”」[一手逐字]——2018 年三个独立样本（1 月/8 月/10 月）确认「2018 年开始使用」；
  • Fast Company 2023（Wayback 200）逐字「The term ‘forever chemicals’ is now everywhere too: in news headlines, in statements from members of Congress, on websites for nearly every environmental group—from the Natural Resources Defense Council (NRDC) to Toxic-Free Future—and in press releases from the Environmental Protection Agency.」[一手逐字]——词从造出来到进入 EPA 新闻稿的扩散路径被第三方记录；
  • M-W 2023-09（200）收录并自注「not used technically」[一手逐字]；Dictionary.com（200）词源注造词人[一手逐字]；
  • 「2021 年进入主流」的考证：精确年份无单一权威出处，可考锚点 Brown & Caldwell 2020-05标题「As ‘forever chemicals’ go mainstream」与 TWRI 2021-01「more mainstream topic of conversation」——正文采用「2018 造词 → 2020-2021 主流化 → 2023 词典收录」三段式[一手逐字 ×2]；
  • 「名号进入法律语境」的准确表述：成文法文本不使用俗名（缅因 LD 1503 与加州 AB 1200 全文 grep「forever chemical」零命中[一手逐字]），俗名出现在立法者新闻稿（Dingell 等 2023-12-14 逐字「comprehensive, bipartisan legislation to protect Americans and the environment from harmful forever chemicals」[一手逐字]）、机构页与媒体——俗名进的是立法传播语境，不是成文法文本。

4.2 化学性质账：C-F 键是真的强，「永久」≠「永不可治理」

  • 键强：法国科学院综述（200，OA）逐字「The C–F bond is the strongest single bond known in organic chemistry (∼485 kJ⋅mol−1 compared to ∼413 kJ⋅mol−1 for C–H in hydrocarbon compounds)」[一手逐字]；Environ Sci Eur 2023（Wayback 200）逐字「There is virtually no way to cleave multiple carbon–fluorine bonds on a carbon atom by a biological or abiotic process under environmental conditions. For this reason, PFAS are referred to as ‘forever chemicals’.」[一手逐字]——名号与机制直接挂钩的同行评议表述；
  • 「永久」≠「永不可治理」：EPA 2024 事实单（200 PDF）逐字「Drinking water utilities will be able to implement these new requirements as control technologies exist and are in use today. Water treatment technologies exist to remove PFAS from drinking water including granular activated carbon, reverse osmosis, and ion exchange systems.」[一手逐字]；EPA 2024 Interim Guidance on PFAS Destruction and Disposal（200 PDF）逐字「commercial incinerators, cement kilns … that operate under certain conditions (i.e., feeding liquid PFAS-containing materials, higher temperatures >1,100°C … well mixed, and adequate residence time) may be more effective at adequately destroying (mineralizing) PFAS」[一手逐字]；RSC 综述 2024（Wayback 200）逐字「The strong C–F bonds in PFAS (e.g., 485 kJ mol−1 c. f. 346 kJ mol−1 for C–C) requires temperatures >1000 °C to degrade」「Current methods used commercially to remediate PFAS include sorptive removal from aqueous solution, burying waste in lined landfills (with or without stabilisation), or incineration」[一手逐字]；
  • 半衰期家族差异（3-4 个数量级）：EHP Olsen 2007（Wayback 200）逐字「The arithmetic mean half-lives of elimination for PFOS, PFHS, and PFOA were 5.4 years (95% CI, 3.9–6.9), 8.5 years (95% CI, 6.4–10.6), and 3.8 years (95% CI, 3.1–4.4), respectively.」[一手逐字]（人体血清消除半衰期）；华盛顿州卫生部官方中文 PDF（200）半衰期表逐字「PFBS 35 天」「PFHxA 32 天」「PFBA 3 天」vs「PFOS 3.3 年到 4.6 年」「PFOA 2.3 年到 3.9 年」——短链 35 天 vs 长链 3-4 年，差 3-4 个数量级；同页官方纠偏句逐字「『永久性化学物质』并不意味着『会永远留在体内！』当您减少接触时，PFAS 化学物质便会开始缓慢地从体内排出。」[一手逐字]——名号账的官方平衡句。

4.3 定义账：OECD 2021 修订定义与「家族规模」

  • OECD《Reconciling Terminology…》2021（Wayback 200 PDF）逐字「PFASs are defined as fluorinated substances that contain at least one fully fluorinated methyl or methylene carbon atom (without any H/Cl/Br/I atom attached to it), i.e. with a few noted exceptions, any chemical with at least a perfluorinated methyl group (–CF3) or a perfluorinated methylene group (–CF2–) is a PFAS.」[一手逐字]；同报告 working scope 条款逐字「individual users may define their own working scope of PFASs for specific activities according to their specific needs … this report highly recommends that users clearly provide the context and rationale」[一手逐字]——定义是结构性的（CF3/CF2），不是持久性/毒性判据；且官方允许各机构自定工作范围——这是第六章 TFA 口径之争的源头文件；
  • 家族规模：EPA Science Inventory SEM（200）逐字「we used systematic evidence map (SEM) methods to summarize the available epidemiological and mammalian bioassay evidence for 14,735 chemicals identified as PFAS by EPA’s Center for Computational Toxicology and Exposure (CCTE)」「Across all the data sources compiled into the Comprehensive PFAS Dashboard, only 1.4% (214/14,735) of PFAS had any mammalian bioassay or epidemiological data available. The vast majority of PFAS lack publicly available information about the potential human health effects of exposure to these chemicals.」[一手逐字]——14,735 种与 1.4% 数据覆盖率的官方逐字（本篇毒理跳的核心账）；USGS「more than 12,000 types」[一手逐字]（口径差异：12,000 常含「not all detectable」限定，14,735 为 CCTE 清单口径，两数并置须注明）。

4.4 产业史账：1938 → 1947 → 1951 → C8 → 2022 退出

  • Science History Institute（200）逐字「Teflon, discovered by Roy J. Plunkett (1910–1994) at the DuPont Company’s Jackson Laboratory in 1938, was an accidental invention」[一手逐字]；
  • Wikipedia PFOA 词条（200）逐字「3M (then the Minnesota Mining and Manufacturing Company) began producing PFOA by electrochemical fluorination in 1947. Starting in 1951, DuPont purchased PFOA from 3M for use in the manufacturing of specific fluoropolymers—commercially branded as Teflon—but DuPont internally referred to PFOA as C8.」[一手逐字]——「C8」是杜邦内部代号（8 碳分子）；C8 Science Panel（200）逐字「PFOA (or C8) emitted since the 1950s from the Washington Works plant in Parkersburg, West Virginia」[一手逐字]；
  • 产业退出时间线：EPA 2016 健康建议文件（200 PDF）逐字「Between 2000 and 2002, PFOS was voluntarily phased out of production in the U.S. by its primary manufacturer, 3M. In 2006, eight major companies voluntarily agreed to phase out their global production of PFOA and PFOA-related chemicals」[一手逐字]；3M 2022-12-20 全面退出（守真锚 6）。

五、毒理证据账（probable link 到 Group 1）

5.1 C8 Science Panel：六病种逐字与「跨四批提交」的档案事实

C8 面板官网（200）逐字总述「For six disease categories, the Science Panel concluded that there was a Probable Link to C8 exposure: diagnosed high cholesterol, ulcerative colitis, thyroid disease, testicular cancer, kidney cancer, and pregnancy-induced hypertension.」[一手逐字]；probable link 定义（和解协议内，守真锚 2）。六份结论报告逐字（跨四批法院提交——任务书预设的「2012-10-29 一次发布」勘误）：

报告 提交日期 结论（逐字）
妊娠期高血压 2011-12-05 「there is a probable link between exposure to PFOA (C8) and pregnancy-induced hypertension.」
肾癌+睾丸癌 2012-04-16 「we conclude that there is a probable link between exposure to C8 (also known as PFOA) and testicular cancer and kidney cancer but not any of the other cancers that were considered.」
甲状腺疾病 2012-07-30 「there is a probable link between exposure to C8 (also known as PFOA) and thyroid disease.」
溃疡性结肠炎 2012-07-30 「there is a probable link between exposure to C8 (also known as PFOA) and ulcerative colitis, and find no probable link between PFOA and any of the other autoimmune diseases」
高胆固醇 2012-10-29 「1) there is not a probable link between exposure to C8 (also known as PFOA) and diagnosed high blood pressure (hypertension) 2) there is a probable link between exposure to C8 (PFOA) and diagnosed high cholesterol (hypercholesterolemia) 3) There is not a probable link between exposure to C8 (PFOA) and coronary artery disease」

（全部 PDF 均 curl 200 逐字，面板 PDF 目录）——面板结论有阴有阳（高血压/冠心病/其他癌症阴性），非一刀切；背景账（面板介绍页）逐字「The Science Panel consisted of three epidemiologists: Tony Fletcher, David Savitz, and Kyle Steenland, who were chosen jointly by the parties to the legal settlement」＋「collected blood samples from about 69,000 people living near the Washington Works plant in West Virginia」[一手逐字]——三位流行病学家由原被告双方共同选定（独立性的制度设计）。

5.2 IARC Volume 135：Group 1 的「三层证据结构」

IARC 官方公告（2023-11-30，200）逐字「PFOA is carcinogenic to humans (Group 1), on the basis of sufficient evidence for cancer in experimental animals and strong mechanistic evidence (for epigenetic alterations and immunosuppression) in exposed humans. There was also limited evidence for cancer in humans (renal cell carcinoma and testicular cancer)」[一手逐字]；Volume 135 专卷公告（2025-02-14 上线，200）同句复述＋PFOS 逐字「PFOS was evaluated as possibly carcinogenic to humans (Group 2B) on the basis of strong mechanistic evidence. There was limited evidence for cancer in experimental animals and inadequate evidence for cancer in humans for PFOS.」[一手逐字]；Lancet Oncol 正文（PMC 全文级）逐字「PFOA was classified as ‘carcinogenic to humans’ (Group 1) based on ‘sufficient’ evidence for cancer in experimental animals and ‘strong’ mechanistic evidence in exposed humans … There was ‘limited’ evidence for cancer in humans for renal cell carcinoma and testicular cancer.」＋升级史逐字「Since the previous classification of PFOA (as ‘possibly carcinogenic to humans’, Group 2B) by the IARC Monographs in 2014」[一手逐字]；IARC 免责句（守真锚 3）——「hazard not risk」：Group 1 是证据强度分级，不是风险量级。

5.3 EPA 健康建议值谱系：70 ppt → 0.004 ppt → 4 ppt

  • 2016：EPA 2016 健康建议（200 PDF）逐字「EPA established the health advisory levels at 70 parts per trillion」[一手逐字]；
  • 2022-06 临时更新：联邦公报 2022-13158（200）逐字「0.004 parts per trillion (ppt) for PFOA, 0.02 ppt for PFOS, 10 ppt for GenX chemicals, and 2,000 ppt for PFBS」「The interim updated health advisories for PFOA and PFOS supersede EPA’s 2016 health advisories」[一手逐字]；科学依据逐字「based on data and draft analyses that indicate that the levels at which negative health effects could occur are much lower than previously understood … are currently undergoing EPA Science Advisory Board (SAB) review」[一手逐字]；关键效应终点逐字「suppression of vaccine response (decreased serum antibody concentrations) in children」[一手逐字]；EPA 2022 新闻稿（200）逐字「some negative health effects may occur with concentrations of PFOA or PFOS in water that are near zero and below EPA’s ability to detect at this time. The lower the level of PFOA and PFOS, the lower the risk to public health.」[一手逐字]——2022 值低于检出能力（这是第六章「检出即超 2022 建议」现象的来源）；
  • 2024 MCL：EPA 新闻稿（200）逐字「EPA is setting a Maximum Contaminant Level Goal, a non-enforceable health-based goal, at zero. This reflects the latest science showing that there is no level of exposure to these contaminants without risk of health impacts, including certain cancers. EPA is setting enforceable Maximum Contaminant Levels at 4.0 parts per trillion for PFOA and PFOS」[一手逐字]；致癌定级依据（联邦公报 2024-07773 逐字）「the EPA determined that both PFOA and PFOS are Likely to be Carcinogenic to Humans based on sufficient evidence of carcinogenicity in humans and animals」「there is no evidence demonstrating a threshold level of exposure below which there is no appreciable cancer risk for either compound」[一手逐字]。

5.4 人群证据链：69,030 人队列与剂量-反应

  • Frisbee 2009（EHP 117(12):1873-82，PubMed 摘要逐字）「Final study participation was 69,030, enrolled over a 13-month period in 2005-2006」「The population geometric mean for serum PFOA was 32.91 ng/mL, 500% higher than previously reported for a representative American population.」[一手逐字]；
  • Barry 2013（EHP 121(11-12):1313-8）逐字「Estimated cumulative serum PFOA concentrations were positively associated with kidney and testicular cancer [hazard ratio (HR) = 1.10; 95% CI: 0.98, 1.24 and HR = 1.34; 95% CI: 1.00, 1.79, respectively, for 1-unit increases in ln-transformed serum PFOA]」「for kidney cancer HRs for increasing exposure quartiles were 1.0, 1.23, 1.48, and 1.58 (linear trend test p = 0.18) and for testicular cancer, HRs were 1.0, 1.04, 1.91, 3.17 (linear trend test p = 0.04)」＋作者自限逐字「Because this is largely a survivor cohort, findings must be interpreted with caution」[一手逐字]；
  • NHANES 趋势：CDC/ATSDR 官方 PDF（Wayback 200）逐字「From 1999-2000 to 2017-2018, blood PFOS levels declined by more than 85%」「blood PFOA levels declined by more than 70%」[一手逐字]（绝对值中位数未取回 CDC 数据表原件——见待核对）；Sunderland 2019（摘要级）「Serum concentrations of legacy PFASs in humans are declining globally but total exposures to newer PFASs and precursor compounds have not been well characterized.」[一手逐字]；
  • EFSA 2020：意见全文（Europe PMC 全文 XML 200）逐字「a tolerable weekly intake (TWI) of 4.4 ng/kg bw per week was established」「the CONTAM Panel decided to perform the assessment for the sum of four PFASs: PFOA, PFNA, PFHxS and PFOS」「the CONTAM Panel concluded that parts of the European population exceed this TWI, which is of concern」「The highest mean LB exposure for adolescents and adults exceeds the TWI by a factor of 5」「PFOA, PFNA, PFHxS and PFOS of, respectively, 1.9, 0.6, 0.7 and 7.7 ng/mL or combined 10.9 ng/mL. This level is higher than the level corresponding to the TWI」＋主源句逐字「For the most prevalent PFASs in human serum, i.e. PFOA, PFNA, PFHxS and PFOS, diet has been recognised as the main source of exposure in the general population」[一手逐字]（任务书预设句「a considerable proportion of the European population exceeds this tolerable weekly intake」未取到——官方实句为「parts of the European population exceed this TWI, which is of concern」，预设句系二手转述变体，正文以官方句为准）。

5.5 家族毒理数据覆盖账：1.4%

EPA SEM「only 1.4% (214/14,735)」（见 4.3）；EPA 2021 战略路线图（200 PDF）逐字「Most PFAS have limited or no toxicity data. To address this data gap, EPA is developing a national PFAS testing strategy」[一手逐字]；Fenton 2021 综述（PMC 全文）逐字「much of the toxicity data available for PFAS are for a handful of chemicals, primarily legacy PFAS such as perfluorooctanoic acid and perfluorooctane sulfonate」「sufficient information to conduct quantitative risk assessment is currently available for only a relative few PFAS」[一手逐字]；联邦公报 2024-07773（HI 部分）逐字「Toxicological studies to inform human health risk assessment are lacking for most members of the large class of PFAS, and mixtures of PFAS that commonly occur in environmental media, overall.」[一手逐字]；替代品数据缺口（2022-13158）逐字「GenX chemicals are considered a replacement for PFOA, and PFBS is considered a replacement for PFOS」「There are no known studies evaluating potential cancer effects of PFBS and so the potential for cancer effects after PFBS exposure could not be evaluated.」[一手逐字]——PFOA/PFOS 的证据完整性 vs 替代品的空白是官方文件自己写明的。

六、检测与暴露账（检出 ≠ 超标 ≠ 有害）

6.1 检测方法谱系与盲区

EPA 方法研究页（200）逐字「Method 537.1: … EPA method for measuring 18 PFAS in drinking water」「Method 537: … EPA method for measuring 14 PFAS in drinking water」（2009，历史用途）「Method 533: … EPA method for measuring 25 PFAS in drinking water」（2019，短链 C4-C12）「Method 1633: … EPA method for measuring 40 PFAS in wastewater, surface water, groundwater, soil, biosolids, sediment, landfill leachate, and fish tissue」「Method 8327: … EPA method for measuring 24 PFAS in non-drinking water aqueous samples」[一手逐字]（任务书预设「537.1=14 种」勘误：14 是 2009 年 Method 537 的覆盖数）；EPA 实验室方法页（200）逐字「Using EPA Methods 533 and 537.1, both government and private laboratories can effectively measure 29 PFAS in their drinking water」「approved for monitoring PFAS under the fifth Unregulated Contaminant Monitoring Rule (UCMR 5, 2023-2025) and were promulgated as the approved methods to monitor PFAS under the PFAS National Primary Drinking Water Regulation (NPDWR)」[一手逐字]；检测盲区（USGS 逐字，守真锚 5）「There are more than 12,000 types of PFAS, not all of which can be detected with current tests; the USGS study tested for the presence of 32 types」[一手逐字]——29-40 种可测 vs 12,000+ 种存在：监管名单由检测能力决定（NDAA 2020 条款：凡有经署长验证的方法且未受 NPDWR 管辖的 PFAS 都必须纳入 UCMR 5 监测[一手逐字]）。

6.2 UCMR 5：检出与超标的分层官方账

  • EPA 2021-12-20 新闻稿（200）逐字「the EPA finalized the Fifth Unregulated Contaminant Monitoring Rule (UCMR 5) to establish nationwide monitoring for 29 per- and polyfluoroalkyl substances (PFAS) and lithium in drinking water」「The rule requires participating drinking water systems to collect samples from 2023-2025 and report final results through 2026」[一手逐字]；
  • 首批数据 2023-08-17（200）逐字「This initial data release represents approximately 7% of the total results that EPA expects to receive over the next three years」[一手逐字]（任务书「2023-07 首批」勘误：官方新闻稿日期为 2023-08-17；Science 论文称「released in July 2023」——两说并存见待核对）；
  • UCMR 5 数据摘要 2026-01 版（EPA 815-S-26-001，第十一批 ≈95%）（200 PDF）逐字「To date, 7.3% of small PWSs serving fewer than 3,300 people, 8.6% of small PWSs serving 3,300 to 10,000 people … and 15.3% of large PWSs serving more than 10,000 people … had an average for one or more of the NPDWR PFAS that was greater than the respective MCL(s)」「a weighted estimate of the total PWSs nationwide with one or more averages greater than a PFAS NPDWR MCL is 8.0%」「UCMR 5 data show that PFAS co-occur as mixtures in drinking water systems. To date, 66% of sampling locations with at least one PFAS result at or above the UCMR 5 MRL have results for multiple PFAS at or above the UCMR 5 MRL(s)」[一手逐字]；分化合物超标率逐字（大型 PWS：PFOS 12.0%/PFOA 10.9%/HFPO-DA 0.05%/PFHxS 1.0%/PFNA 0.07%）[一手逐字]；
  • 「检出≠合规判定」官方句：UCMR 5 主页（200）逐字「UCMR 5 results for the NPDWR PFAS do not indicate compliance or noncompliance with the MCLs」＋FAQ 逐字「Are PWSs with UCMR 5 results above an MCL(s) … out of compliance? No.」「Compliance with the PFAS regulatory MCLs will be determined by calculating the running annual average (RAA) of quarterly results for each sample point」[一手逐字]——官方明确：一次检出（甚至高于 MCL 的检出）不构成违规，合规按季度滚动年均另行计算。

6.3 三层结构账（本篇核心）：MRL / MCL / MCLG

  • 检出限层（MRL）：UCMR 5 页（200）逐字「UCMR MRLs are determined using data from multiple laboratories … and are not associated with contaminant health effects information. The UCMR MRL is the lowest measurable concentration of a contaminant that, with 95% confidence, is achievable by at least 75% of laboratories nationwide using a specified analytical method」「The EPA’s MRLs for the 29 PFAS included in UCMR 5 range from 0.002 to 0.02 µg/L (parts per billion), which is equivalent to 2 to 20 ng/L (parts per trillion)」[一手逐字]——检出限是实验室能力统计值，官方明言与健康效应无关；
  • 监管限层（MCL）：联邦公报 2024-07773（Page 32532）逐字「Considering feasibility, the EPA is promulgating individual Maximum Contaminant Levels (MCLs) for PFOA and PFOS at 4.0 nanograms per liter (ng/L) or parts per trillion (ppt)」＋（Page 32573）「The definition of ‘feasible’ means feasible with the use of the best technology … ‘which includes consideration of the analytical limits of best available treatment and testing technology’」＋（Page 32574）「the minimum reporting levels set in UCMR 5 of 4.0 ng/L for PFOA and PFOS, that are also the PQLs, are as close as feasible to the MCLG」「the agency notes that in general, PQLs are set above the limit of detection; for PFAS specifically, all the PQLs are well above their limits of detection」[一手逐字]——MCL=4 ppt 的法定身份：PQL（实际定量限）与 MRL 同值，被认定「已尽量贴近 MCLG」，且官方明言 PQL 远高于检出限（层级：检出限 < PQL=MRL=MCL < MCLG=0 之上）；
  • 健康线层（MCLG）：（Page 32563）逐字「The MCLG is set, as defined in section 1412(b)(4)(A), at ‘the level at which no known or anticipated adverse effects on the health of persons occur and which allows an adequate margin of safety’」「MCLGs are not regulatory levels and are not enforceable」[一手逐字]；EPA How EPA Regulates（200）逐字「MCLGs consider only public health and not the limits of detection and treatment technology effectiveness. Therefore, they sometimes are set at levels which water systems cannot meet because of technological limitations.」[一手逐字]——健康线刻意无视检出限与处理可行性；
  • 「MCL 不是健康阈值」的直接句：阴性登记——联邦公报 2024-07773 全文 1.2M 字符检索「not a health」「not a health-based」「health-based standard」零命中；官方以结构表述替代（MCLG 纯健康不可执行 + MCL 贴近 MCLG 但受可行性约束）[多源检索]。本篇裁决不依赖一句口号，依赖三层结构的官方逐字。

6.4 暴露账：45% 检出、NHANES 下降、EFSA 主源

  • USGS 45%（守真锚 5）；「检出即超 2022 建议」的官方句（USGS 新闻稿）逐字「The interim health advisories released by the EPA in 2022 for PFOS and PFOA were exceeded in every sample in which they were detected in this study.」[一手逐字]——因 2022 建议值低于检出能力，凡检出必「超过」健康建议——这是「检出=不安全」读法的结构性温床，官方两句话合读即拆解（检出尺 vs 2022 建议尺 vs 2024 MCL 尺：45% 检出 / 检出即超 2022 建议 / 8.0% 供水系统超 MCL——三把尺子并表，第九章展开）；
  • CDC 官方反面样本（National Exposure Report About，web_extract 200）逐字「The measurement of an environmental chemical in a person’s blood or urine is a measure of exposure; it does not by itself mean that the chemical causes disease or an adverse effect. Research studies, separate from these data, are required to determine which blood or urine levels are safe」[一手逐字]；CDC FAQ（Wayback 200）逐字「Detecting levels of an environmental chemical in a person’s blood or urine does not necessarily mean the chemical will cause health effects or disease. Advances in analytical methods enable CDC to measure very low levels of environmental chemicals in people」[一手逐字]；ATSDR Fast Facts（Wayback，先前取回件）逐字「Nearly all people in the U.S. have PFAS in their blood. Certain PFAS blood levels are declining with reduced production and use.」[一手逐字]；
  • 生物监测趋势（5.4 已录：PFOS 降 >85%、PFOA 降 >70%）；EFSA「diet is the main source」（5.4 已录）；母乳与胎盘（EFSA 2020）逐字「PFASs are eliminated in urine and in faeces, but breast milk was also found to be a substantial route of excretion」「Based on levels in cord blood, PFASs can be transferred to the fetus during pregnancy」[一手逐字]。

6.5 TFA（三氟乙酸）账：2025-2026 时效点

  • 定义之争的源头：OECD 2021（Wayback 200）CF3 即 PFAS 的定义（4.3 已录）——TFA（CF3COOH）按此定义属 PFAS；欧盟委员会技术指引 C/2024/4910（Wayback 200）逐字「The only broadly agreed upon definition of PFAS available when the Directive was adopted was the 2018 OECD technical definition … That definition was revised in 2021, i.e. after the adoption of the Directive; it now includes the substance trifluoroacetic acid (TFA). TFA, an ultrashort-chain PFAS, is a hydrophilic, mobile and persistent substance that primarily enters the water cycle through the degradation of various fluorochemicals」「the available TFA monitoring results from raw water sources across the Member States indicate that TFA concentrations at the point of compliance may significantly exceed the Directive’s ‘PFAS Total’ parametric value」[一手逐字]——TFA 按现行 OECD 定义属于 PFAS，但被排除在 DWD 的 20 种 Sum of PFAS 之外（指令采用 2018 定义），委员会建议在 PFAS Total 参数下单独测；
  • 欧洲检出账：EEA 简报 19/2024（200）逐字「trifluoroacetic acid (TFA), a highly persistent degradation product (i.e. formed from the breakdown of other PFAS including certain pesticides), is on the rise in European groundwater, posing a threat to drinking water since TFA contamination is hard to remove」[一手逐字]；德国 UBA Texte 167/2023（200 PDF）逐字「the precipitation-weighted average TFA concentration for Germany was 0.335 μg/L. This average concentration is three to four times higher than in the aforementioned monitoring studies from 1995/96」「Halogenated refrigerants and blowing agents play a major role here」[一手逐字]；荷兰 KWR 2025（200 PDF，荷兰语报告附英文摘要）逐字「TFA werd aangetroffen in respectievelijk 89, 41 en 15% van de grondwaterwinningen uit watervoerende pakketten」（TFA 在脆弱/中等/不脆弱含水层取水点检出率 89%/41%/15%）＋「De concentratie van TFA in onttrokken grondwater lag altijd onder de door het RIVM aanbevolen grenswaarde van 2,2 µg/L」（均低于荷兰 RIVM 建议值 2.2 µg/L）[一手逐字]；
  • 各国限值口径差近 30 倍（Environ Sci Eur 2025，摘录级）逐字「Germany derived a guidance value of 60 µg/L for drinking water based on a chronic toxicity study in rat (OECD 452) … In Denmark, a threshold of 9 µg/L was derived … For the Netherlands, an indicative drinking water value of 2.2 µg/L was derived based on the assumption that TFA may have the same toxic effects (here immunotoxicity) as other PFAS」[需亲核]＋德国监测大数「TFA was monitored at almost 6400 wells. It was detected in 78% of all wells, with concentrations exceeding 1 µg/L in groundwater in 27% of cases」[需亲核]；PAN Europe 2024（NGO 层级，摘录级）逐字「More than 98 per cent of the total PFAS detected were TFA」「79% of the samples had TFA levels exceeding the proposed EU Drinking Water Directive limit of 500 ng/l for total ‘PFAS’」[需亲核]；
  • 中国学界：《精细化工》2025 综述（200）逐字「三氟乙酸（TFA）是一种超短全氟或多氟烷基化合物（PFAS），其在环境中质量浓度呈现不断上升的趋势，成为继长链PFAS 之后新的关注焦点」「收集了中国上海39 份自来水样品…上海自来水中TFA 的质量浓度为1740~7080 ng/L」[一手逐字]——上海自来水 TFA 1740-7080 ng/L（高于德国降水 0.335 µg/L 与欧洲检出 370-3300 ng/L 的样本，供参考；不同基质不可直接对比）；
  • EPA 对 TFA 的口径（Nature 特写中文版转述，媒体转述层级）「美国国家环境保护局目前并未把TFA归入PFAS」[需亲核]——EPA 检测方法 533/537.1/1633 均不含 TFA 是事实（方法清单逐字），「定义上不算」的官方出处未取回（见待核对）。

七、制度与治理账（4 ppt 是什么，问题解决了吗）

7.1 2024 MCL 规则的制度结构

  • 规则全文（守真锚 4，89 FR 32532-32757）：MCLG=0（PFOA/PFOS）+ MCL 4 ppt + PFHxS/PFNA/HFPO-DA 10 ppt + HI=1（四元混合物）；法规表逐字（40 CFR 141.61）「PFOA 0.0000040 mg/L」「PFOS 0.0000040 mg/L」[一手逐字]——4 ppt = 0.000004 mg/L = 4 ng/L，自算一致；
  • 合规期限：EPA 2024 新闻稿（200）逐字「compliance with the final rule by April 26, 2029 for the majority of public water systems」[一手逐字]；
  • 2024-06-11 修正规则（2024-12645）：技术性更正（D 捆已取回，内容以原件为准）；
  • 2025-05-14 行政变动（时效账必写）：UCMR 5 数据摘要 2026-01（200 PDF）逐字「On May 14, 2025, the agency announced its intent to extend the PFOA and PFOS MCL compliance deadlines and establish a federal exemption framework. As part of this action, the EPA also announced its intent to rescind the regulations and reconsider the regulatory determinations for PFHxS, PFNA, HFPO-DA (commonly known as GenX), and the Hazard Index mixture of these three PFAS plus PFBS」[一手逐字]；EPA UCMR 5 页（200）同句[一手逐字]；2026-05-18 两项拟议规则（PFOA/PFOS 合规期延至 2031 + 拟废除部分条款，EPA sdwa 页（200）逐字见 B 捆）——2024 规则文本仍是现行法律，但 2026 年写稿必须交代行政变动状态。

7.2 州级立法与和解账

  • 州级：缅因 LD 1503（2021，A 捆 A5.6 逐字）；缅因州 2022 污泥农用禁令背景（200 PDF）逐字「In 2016, milk from a Maine dairy farm was found to have high levels of PFOS … which supported a link between land application of municipal and industrial sludge and agricultural impacts from PFAS」「At least four dairy farms that have had annual applications of biosolids for 30 years or more showed no detectable PFAS in their milk」「the significant impacts to particular dairy farms that ultimately led to the ban appear to be the exception」[一手逐字]——禁令缘起与「30 年施用无检出」反例同在一份官方报告；加州 AB 1200（A 捆 A5.6 逐字：2023-01-01 起禁售含受规管 PFAS 的食品包装）；明尼苏达 8.5 亿和解（F 捆 F2-3 逐字）＋2023 Amara’s Law（未取回官方法案文本，待核对）；新泽西/马萨诸塞州级 MCL（403 未取回，待核对）；
  • 诉讼与和解：3M 2023-06-22（先前取回件）逐字「Agreement includes present value commitment of up to $10.3 billion payable over 13 years」「Provides funding for public water suppliers (PWS) nationwide that have detected PFAS in drinking water」[一手逐字]（媒体常见 $12.5B 为含其他诉求的合计口径——正文用官方 $10.3B）；杜邦系三家 SEC 8-K（web_extract 200）逐字「the Companies will collectively establish and contribute a total of $1.185 billion to a settlement fund」[一手逐字]；EPA 2005 杜邦和解（200）逐字「the largest civil administrative penalty EPA has ever obtained under any federal environmental statute … $10.25 million in civil penalties and perform Supplemental Environmental Projects worth $6.25 million」[一手逐字]＋EPA 2004 投诉档案（Wayback 200）逐字「fail … to report information to EPA about substantial risk of injury to human health or the environment from a chemical during a period beginning in June of 1981 through March of 2001」「In 1981, the company observed PFOA in blood samples taken from pregnant workers at the Washington Works facility」[一手逐字]；参议院报告 116-211（200 PDF）逐字「The associated adverse health effects of human exposure to PFAS were first discovered as far back as 1950 when 3M … demonstrated that PFAS could pollute people’s blood. In the 1980s, both 3M and DuPont identified links between PFAS and cancer」[一手逐字]。

7.3 欧盟账：万种限制提案的漫长进程

  • ECHA 2023-01-13（ECHA/NR/23/01；直连 403，经 A&O Shearman 摘要与 Gleiss Lutz 摘要转引，摘录级）逐字「the authorities of four EU member states—Germany, the Netherlands, Denmark and Sweden—together with Norway … submitted a proposal to ECHA」「covering more than 10,000 substances」；ECHA 2023-02-07 发布（ECHA/NR/23/04）＋咨询期 2023-03-22 至 2023-09-25；Gleiss Lutz 转引 ECHA 自述逐字「ECHA itself describes the restriction dossier as the ‘broadest restriction proposal under REACH so far’」[需亲核]；
  • 2026 年仍未生效：ECHA 2026-03-26 官方新闻（web_extract 200）逐字「RAC adopted its final opinion on 2 March, while SEAC agreed its draft opinion on 10 March 2026」「SEAC is expected to adopt its final opinion … by the end of 2026」「Based on the two final opinions, the Commission will propose a restriction for discussion and vote in the REACH Committee」[一手逐字]；欧盟委员会官方页（web_extract 200）逐字「even if releases stopped today, PFAS would remain for generations」＋「Some restrictions for individual PFAS already exist but they often lead to the use of replacement chemicals that are also hazardous」[一手逐字]；
  • 饮用水指令 2020/2184（Wayback 200）Annex I Part B 逐字「PFAS Total 0,50 μg/l」＋「Sum of PFAS 0,10 μg/l … This is a subset of ‘PFAS Total’ substances that contain a perfluoroalkyl moiety with three or more carbons」[一手逐字]（2026-01-12 起执行）；斯德哥尔摩公约（POPs 页，200）逐字「In 2009, the Conference of the Parties listed PFOS, its salts and perfluorooctane sulfonyl fluoride (PFOSF) in Annex B」「In 2019, the Conference of the Parties listed PFOA, its salts and PFOA-related compounds in Annex A」[一手逐字]。

7.4 中国账：PFOS 类先列管、GB 5749-2022 参考指标在列

  • 《重点管控新污染物清单（2023 年版）》（生态环境部令第 28 号，gov.cn 200）逐字「（2022年12月29日生态环境部、工业和信息化部、农业农村部、商务部、海关总署、国家市场监督管理总局令第28号公布，自2023年3月1日起施行）」；第一项逐字「全氟辛基磺酸及其盐类和全氟辛基磺酰氟（PFOS类）… 1.禁止生产。2.禁止加工使用（以下用途除外）。（1）用于生产灭火泡沫药剂（该用途的豁免期至2023年12月31日止）。… 自2024年1月1日起，禁止进出口。」[一手逐字]（附注含 PFOA 类定义与排除清单[一手逐字]）；
  • GB 5749-2022《生活饮用水卫生标准》（任务书「阴性核对」实测：非阴性）：标准全文 PDF（FAO 法律数据库镜像，200）逐字「水质参考指标由ＧＢ５７４９—２００６ 的２８ 项调整为５５ 项（见附录Ａ）。其中：● 增加了２９ 项指标，包括…全氟辛酸、全氟辛烷磺酸…」；附录 A 表 A.1 逐字「３９ 全氟辛酸／（ｍｇ／Ｌ） ０．００００８」（80 ng/L）「４０ 全氟辛烷磺酸／（ｍｇ／Ｌ） ０．００００４」（40 ng/L）[一手逐字]——中国在参考指标（附录 A，非强制）含 PFOA 80 ng/L / PFOS 40 ng/L：比美国 MCL（4 ppt=4 ng/L）宽 10-20 倍，且性质是参考指标非强制标准——制度差异须在正文注明，不作优劣判断；
  • 中国媒体报道样本：新华社 2023-06-09「日本东京部分居民血液检出较高浓度’永久性化学物’ 美军基地疑是污染源」[一手逐字]、新华社 2024-04-11「美国出台饮用水标准应对’永久性化学物质’污染」[一手逐字]（E 捆）。

八、消费与传播账

8.1 国际标题谱系（2018-2026，逐字）

媒体 日期 标题/关键句（逐字）
Washington Post 2018-01-02 「These toxic chemicals are everywhere — even in your body. And they won’t ever go away.」「They are “Forever Chemicals.”」
AP 2018-08-13 「one public-health expert dubbed them ‘forever chemicals’」
CNN 2019-09-27 「Drinking water serving 7.5 million Californians has been contaminated with toxic PFAS, new report says」
Guardian 2019-09-11 「3M’s Rutherford argued the chemicals pose no human health threats at current levels and have no victims, conflicting with a large body of research and 3M’s own internal documents」
Stockholm Univ 2022-08-17 「It’s raining PFAS: even in Antarctica and on the Tibetan plateau rainwater is unsafe to drink」
Washington Post 2023-07-06 「Nearly half of all U.S. tap water contains forever chemicals, study says」
The Hill 2024-04-10 「EPA sets first-ever national limits for ‘forever chemicals’ in drinking water」＋「A ‘part per trillion’ is about equal to one drop of water in 20 Olympic sized pools」
WTOP 2024-04 「one drop of water in five Olympic-sized swimming pools」

（全部逐字取回，见 E 捆清单与来源链接。）

8.2 中文标题谱系（逐字）

媒体 日期 标题/关键句（逐字）
台湾环境部 2023 「其分子具備有機化學中最強鍵結：碳-氟鍵…因而有了『永久性化合物』這一稱號」
新华社 2023-06-09 「日本东京部分居民血液检出较高浓度’永久性化学物’ 美军基地疑是污染源」
人民网 2023-11-30 「日媒：驻日美军基地存140万升污染水 有害物质超标3600倍」（转述日媒）
新华社 2024-04-11 「美国出台饮用水标准应对’永久性化学物质’污染」
FT 中文网 2024 「’永久化学品’定义不应受非科学因素干扰」（IUPAC 重定义之争）
中青报 2020-04-14 《黑水》影评：「烂番茄89%的新鲜度以及豆瓣8.5的评分」

中文结构观察：①译法四种并存（永久性化合物/永久性化学物质/永久化学物质/永遠的化學品）；②2022-2023 主线是「美军基地/日本血液检出」，2024-04 后转「美国 EPA 标准」；③中文报道罕见区分「检出」与「超标」（人民网直接「超标 3600 倍」——转述日媒口径，有日本暂定标准参照；新华社冲绳报道「44 个受检地点中 30 个…超标」——有当地政府限值参照；EPA 语境则「检出/污染」混用）。

8.3 数字的三种用法账（本篇核心的传播层）

  • 三把尺子并表：尺①检出限（USGS 45% 检出，32 种/12,000+ 种）；尺②2022 临时健康建议（0.004/0.02 ppt，低于检出能力——凡检出必「超过」）；尺③2024 MCL（UCMR 5 加权估计 8.0% 供水系统超 MCL）[一手逐字 ×3]；
  • 泳池类比差 4 倍：The Hill「20 Olympic sized pools」vs WTOP「five Olympic-sized swimming pools」（8.1）——同一 4 ppt 的类比在两家媒体间差 4 倍，无任何媒体更正（阴性登记，见待核对）；
  • 混用样本：CNN 2019 标题「contaminated with toxic PFAS」（检出→污染→有毒三级升格，基于 NGO 报告）；Stockholm Univ「rainwater is unsafe to drink」（论文警示全球循环的标题级概括）；USGS 官方句「exceeded in every sample in which they were detected」（2022 建议尺下的必然，非 2024 MCL 尺）；「45% 检出」未被任何主要媒体写错为「45% 有毒」（E 捆检索：未发现该式标题——阴性登记）；
  • 利益方叙事对照：3M 2019 听证（Guardian 逐字）「pose no human health threats at current levels and have no victims」vs The Intercept 2015（200）杜邦 1991 年草拟稿逐字「DuPont and 3M studies show that C-8 has no known toxic or ill health effects in humans at the concentrations detected」＋Undark/UCSF 2023（web_extract）逐字「C8 ‘has a lower toxicity like table salt’」（1979 内部）vs ACSH 2024（web_extract，行业立场媒体）逐字「These levels are so low that they present no public health risk」「the EPA jury-rigged the process by 1) designating them as carcinogens and 2) setting the MCLGs (health goals) at zero」[一手逐字 ×4]——「无害论」的谱系：1979 内部备忘录 → 1991 草拟稿 → 2000 年代公司声明 → 2019 听证 → 2024 行业立场媒体，与守真锚的官方证据链（第三章/五章）正面冲突；
  • 影视：《Dark Waters》（2019-11-22 美国上映，改编自 Nathaniel Rich 2016 NYT Magazine 文；Wikipedia 逐字「The story dramatizes Robert Bilott’s case against the chemical manufacturing corporation DuPont」）＋Participant 宣传页（组织自述）逐字「The film and campaign helped influence at least 14 pieces of legislation in the US … In the six months after the film’s release, there was a 62% increase in mentions of the term ‘forever chemicals’」[一手逐字]；《The Devil We Know》（2018 纪录片，Stephanie Soechtig）——影视层把「PFAS 是杜邦/3M 的过错」叙事制度化，而证据层（第五章）显示毒理证据独立于诉讼成立——两者可以同时为真：公司不当行为有据（第七章参议院报告），科学定论独立于公司行为。

九、反向红跳（对称审计）

反方一：「PFAS 恐慌是媒体炒作/毒理学笑话」——不立。 官方毒理定论成建制：C8 面板六病种（第五章，全部 PDF 逐字）、IARC 2023 PFOA Group 1（「sufficient evidence for cancer in experimental animals and strong mechanistic evidence」「limited evidence in humans for cancer of the testis and for renal cell carcinoma」——注意 Group 1 的三层结构：动物充分+机制强+人体有限，不是「人体证据充分」）、EPA「Likely to be Carcinogenic to Humans」+「no evidence demonstrating a threshold」（联邦公报逐字）、EFSA TWI 4.4 +「parts of the European population exceed this TWI, which is of concern」（2020 意见逐字）、斯德哥尔摩公约 PFOS 2009 附件 B/PFOA 2019 附件 A（官方逐字）、EPA 2005 对杜邦开出史上最大民事罚单（逐字）——「无害论」样本（1979 内部备忘录「毒性像食盐」/1991 草拟稿「no known toxic or ill health effects」/3M「no harm to human health at levels typically found」/ACSH「no public health risk」）全部与官方文件链正面冲突；「the dose makes the poison」作为原理是真的（帕拉塞尔苏斯），但被用于「当前检出水平无风险」时须面对 2022 健康建议的官方句「negative health effects may occur with concentrations … near zero and below EPA’s ability to detect」——剂量决定毒性 vs 无阈值致癌物假设，是两套毒理语言，官方文件两套都写着（EPA 对 PFOA/PFOS 判线性无阈值外推，对 PFBS 判有阈值 2000 ng/L——同一机构的两种处理，见反方五）。

反方二：「PFAS 全是骗局/杜邦阴谋」——不立（不当行为有据，但科学进程正常运转同样有据）。 不当行为侧（全部已公开文件）：EPA 2004 投诉（1981-2001 未报告）、EPA 2005 最大罚单、明尼苏达 2010 起诉 3M 2018 年 8.5 亿和解（F 捆 F2-3 逐字「knew or should have known」）、参议院 116-211（1950 年 3M 已知 PFAS 可入血、1980 年代两家均发现工人癌症关联）、The Intercept/Undark 档案转引（1991 草拟稿/1979 内部「毒性像食盐」）；科学进程侧：C8 面板由原被告双方共同选定三名流行病学家（独立设计）、IARC 独立工作组 30 名专家 11 国、EPA 监管链 2016→2022→2024、3M 2000-2002 自愿停产 PFOS + 2006 八家公司自愿淘汰 PFOA（EPA 官方逐字）、3M 2022 全面退出、和解金落地（3M $10.3B + 杜邦系 $1.185B + 明尼苏达 $850M）、UCMR 5 强制监测运转并公开——「全是骗局」把「公司不当行为」与「科学进程」缝成一句话；两件事都是真的，且方向相反。

反方三：「检出 PFAS = 立即危害」——不立。 三层结构官方逐字（第六章 6.3）：MRL 检出限「not associated with contaminant health effects information」、MCL 是「as close as feasible to the MCLG」的监管限、MCLG=0 是「not enforceable」的健康目标；CDC 官方逐字「does not by itself mean that the chemical causes disease」＋「Detecting levels … does not necessarily mean the chemical will cause health effects」；USGS 官方口径「detectable concentrations … prior to any treatment」（71-95M 人估计的前提是处理前地下水模型预测，论文自述可能高估）；UCMR 5 官方「results do not indicate compliance or noncompliance with the MCLs」；三把尺子并表（8.3）：45% 检出 / 检出即超 2022 建议（尺子本身低于检出能力）/ 8.0% 超 MCL——「检出=有害」只有在把 2022 建议尺当「安全线」用时才成立，而 2022 建议的官方身份是 interim health advisory（非监管值）。USGS「occurrence is not the same as risk」类直接句登记阴性（官方文本无此句），替代承重句为论文逐字「Benchmark screening approaches indicated potential human exposure risk was dominated by PFOA and PFOS, when detected.」（检出后仍须经基准筛查才谈风险）[一手逐字]。

反方四：「禁令/产业退出 = 问题解决」——不立。 ①覆盖范围：FR 2024-07773 逐字「The EPA is establishing drinking water standards for six PFAS in this NPDWR」vs USGS「more than 12,000 types of PFAS」；②遗留与进口：[FR] 逐字「small quantities of PFOA may be produced, imported, and used by companies not participating in the PFOA Stewardship Program」「legacy stocks may still be used and products containing PFNA may still be produced internationally and imported to the U.S.」；3M 2026 页（web_extract）逐字「3M completed its exit of PFAS manufacturing at the end of 2025. 3M will continue to take actions to address PFAS manufactured prior to the exit」「the Company continues to evaluate circumstances in which the use of PFAS-containing products manufactured by third parties … will continue beyond the end of 2025. Examples … lithium ion batteries, printed circuit boards, certain seals and gaskets」；③行政变动：2025-05-14 拟撤销部分条款（7.1 逐字）；④欧盟：ECHA 2026-03-26「SEAC is expected to adopt its final opinion … by the end of 2026」（7.3 逐字）；⑤遗留账：USGS 71-95M 人地下水、DoD 723 处设施评估（web_extract 200）逐字「723 active military installations … require an assessment of per- and polyfluoroalkyl substances (PFAS) use or potential release」「PFOS and PFOA were found above 70 parts per trillion (ppt) in drinking water resulting from DoD activities at 55 installations」[一手逐字]；欧盟委员会「even if releases stopped today, PFAS would remain for generations」[一手逐字]。

反方五：「替代品（短链/GenX 等）已经安全」——不立。 EPA 2021-10 GenX 最终毒性评估（200 PDF，19.8MB）逐字「EPA concluded that there is Suggestive Evidence of Carcinogenic Potential of oral exposure to GenX chemicals in humans」[一手逐字]（任务书预设「likely carcinogenic」勘误：Suggestive Evidence 是 EPA 对 GenX/HFPO-DA 的定级；「Likely to be Carcinogenic to Humans」是 PFOA/PFOS 的定级）；GenX 事实表 2023-03（200）逐字「Animal studies following oral exposure have shown health effects including on the liver, kidneys, the immune system, development of offspring, and an association with cancer」[一手逐字]；HFPO-DA 入规 10 ppt（FR 逐字）＋PFBS 有阈值但纳入 HI 混合物（「The HRL/HBWC for PFBS is 2000 ng/L」「finalizing a Hazard Index (HI) of 1 … for any mixture containing two or more of PFHxS, PFNA, HFPO-DA, and PFBS」[一手逐字]）；「短链≠不持久」：USGS 2023 论文（200 PDF）逐字「These replacement PFAS are considered less bioaccumulative but still have the potential to persist in the environment and are quickly becoming the dominant PFAS in aquatic ecosystems」[一手逐字]；欧盟委员会官方逐字「Some restrictions for individual PFAS already exist but they often lead to the use of replacement chemicals that are also hazardous」[一手逐字]；PFBS 癌症数据空白（联邦公报逐字「There are no known studies evaluating potential cancer effects of PFBS」）——「替代品安全」把「数据缺失」读成「证据为安全」，而官方文件把数据缺失写成了数据缺失。

十、母裁决

「永久化学品」这句话里，「永久」是真的，「化学品」是真的——被读成的一句话却是两件不同的事。 PFAS 的环境持久性是真的（C-F 键 485 kJ/mol 是有机化学最强单键，OECD 定义以 CF3/CF2 结构为准）；PFOA/PFOS 的毒理证据是真的（C8 面板六病种 probable link 的每一份结论都逐字印在和解协议定义的证据标准下、IARC 2023 把 PFOA 升为 Group 1 用的是一份「动物充分+机制强+人体有限」的三层结构、EPA 2024 把 MCLG 定为零的依据是「no evidence demonstrating a threshold level of exposure」）；监管是真实运转的（2024 全国 MCL、2029 合规期限、UCMR 5 强制监测、3M 退出、百亿美元和解金、欧盟万种限制提案进入 RAC/SEAC 终审）——这一侧一条都不动。 而「永久化学品」这个名号（2018 年 1 月 2 日由 Joseph G. Allen 为传播造的词，M-W 收录时自注「not used technically」）、「检出=有害」（CDC 官方逐字「does not by itself mean that the chemical causes disease」）、「所有 PFAS 都有毒」（EPA 官方 1.4% 数据覆盖率的反面）、「4 ppt=安全线」（4 ppt 是「健康目标 0 + 可行性约束」双层结构的产物，官方逐字「as close as feasible to the MCLG」）——这四个读法，每一个都被官方文件自己拆解过。与微塑料篇（第 166 篇）的镜像在此闭合：那篇的尺子泡在塑料里、测不准；本篇的尺子校准过了（EPA 方法/官方 MRL）、测得准——被传播层跳过的不是校准，是「检出、超标、有害」之间的三层楼梯。与空气污染篇（第 182 篇）的对照也闭合：AQG 是「证据不足线」，MCL 是「法律执行线」，两者都不是「安全线」——但 PFAS 比 PM2.5 多一层：因为 MCLG=0，这条执行线连「健康线」的图纸都没有，只有「可行性」这一个地基。

灵魂句：PFAS 是真的永久，PFOA/PFOS 的证据是真的硬，4 ppt 是真的监管限——被读成的一句假话，是把这四个「真的」缝在一起的那个动作：名号把家族缝成一种物质，检出把测量缝成判决，4 ppt 把可行性缝成安全线。缝线不是厂商缝的，是传播链缝的——而每条线头，都印在官方文件里。

附：不确定点与待核对

  1. 「2021 年进入主流」：无单一权威出处；正文采用「2018 造词 → 2020-2021 主流化 → 2023 词典收录」三段式（A 捆复核 #1）。
  2. USGS 用词：USGS 官方用「commonly called」（「known colloquially as」是 Vox 用词）——正文已按官方用词引用（A 捆复核 #2）。
  3. EWG 1946 不粘锅时间线：通行史为 1938 发现/1941 专利/1954 Tefal 首用不粘锅；正文用 Science History Institute（1938）+ BBC 中文（1941 专利）表述，不引 EWG 的 1946（A 捆复核 #3）。
  4. 「Bilott 造词说」：阴性——命名者为 Allen，Bilott 是传播者（守真锚 1 注）。
  5. NHANES 血清中位数绝对值：CDC 数据表为 JS 应用未取回；正文用官方降幅（>85%/>70%）+ EFSA 引用的 NHANES 二手数值（PFOA 3.0 ng/mL 2003-2014 成人中位）——绝对值如需引用须补 CDC 数据表（B 捆复核、C 捆 R6）。
  6. 首批 UCMR 5 数据日期两说：EPA 新闻稿 2023-08-17 vs Science 论文「July 2023」——正文用官方新闻稿日期并注明 Science 口径（C 捆 R4）。
  7. USGS 71-95M 前提：处理前地下水模型预测（XGBoost），公共供水已开始处理故可能高估（论文自述）——正文已带前提（F 捆复核 #11）。
  8. EPA 对 TFA 的口径：EPA 检测方法不含 TFA 是事实；「EPA 定义上不算 TFA」的官方出处未取回（仅 Nature 中文版转述）——正文只写「EPA 检测方法 533/537.1/1633 均不含 TFA」，不写「EPA 不算 TFA」（C 捆 R10）。
  9. 3M 和解金额：官方 $10.3B（13 年现值，公共供水商）；$12.5B 为媒体合计口径——正文用官方值（F 捆复核 #3）。
  10. 泳池类比：The Hill「20」vs WTOP「5」为媒体类比差异（正文并置）；EPA 官方是否用过泳池类比未取到——正文不写「EPA 官方类比」（E 捆复核 #1）。
  11. 州级 MCL（新泽西 13/14 ppt 等）与 Amara’s Law：未取回官方文件（403）——正文只写已取回的缅因/明尼苏达/加州，其余登记待补（D 捆补遗）。
  12. 中国 2025 年清单修订：正文以 2023 年版为准，修订动态注明「以现行版为准」（D 捆补遗）。
  13. EFSA 2018 单项 TWI：已被 2020 四物质合计 TWI 取代，正文不沿用（F 捆复核 #2）。
  14. IARC 日期双轨：评估公布 2023-11-30（Lancet Oncol 在线）vs 专卷上线 2025-02-14——正文已分别注明。
  15. EPA 2026-05-18 拟议规则（合规期延至 2031 + 拟废除部分条款）：以 EPA sdwa 页记载为准，正文已注明「2026 年写稿时点的行政变动状态」（B 捆复核 #6）。
  16. GenX 定级：「Suggestive Evidence of Carcinogenic Potential」（2021-10 终版评估），非「likely carcinogenic」——正文已按官方定级（F 捆复核 #1）。

来源清单

（编号来源，按章序；全部链接在正文中已给出。抓取件与逐字核对脚本存 tmp/pfas-audit/raw/（六捆交付文件 rapid_attribution_evidence_A–F.md 同目录），可复现。）

  1. WaPo 2018-01-02 Joseph G. Allen 专栏（Wayback 当日快照 20180102230956）— https://web.archive.org/web/20180102230956id_/https://www.washingtonpost.com/opinions/these-toxic-chemicals-are-everywhere-and-they-wont-ever-go-away/2018/01/02/82e7e48a-e4ee-11e7-a65d-1ac0fd7f097e_story.html
  2. Fast Company《How PFAS were cleverly rebranded as ‘forever chemicals’》（2023-03-17，Wayback）— https://web.archive.org/web/20241227162822id_/https://www.fastcompany.com/90866808/how-pfas-were-cleverly-rebranded-as-forever-chemicals
  3. Merriam-Webster 2023-09 新词（「not used technically」）— https://www.merriam-webster.com/wordplay/new-words-in-the-dictionary-september-2023 ；Dictionary.com 词源 — https://www.dictionary.com/browse/forever-chemicals
  4. C8 Science Panel 官网与六份结论报告 PDF — http://www.c8sciencepanel.org/ （pdfs/ 目录）
  5. IARC：评估公告（2023-11-30）、专卷公告（2025-02-14）、QA_Mono135.pdf、Lancet Oncol（PMC12183505）— https://www.iarc.who.int/ 与 https://monographs.iarc.who.int/
  6. EPA 2024-04-10 新闻稿 + 联邦公报 2024-07773 全文（89 FR 32532）+ 修正 2024-12645 — https://www.federalregister.gov/documents/full_text/text/2024/04/26/2024-07773.txt
  7. EPA 2016 健康建议（800-F-16-003）、2022 联邦公报 2022-13158、2024 事实单/Q&A、2021 战略路线图、GenX 评估（822R-21-010）、Interim Guidance 2024、方法页、UCMR 5 页与数据摘要（815-S-26-001）、How EPA Regulates — https://www.epa.gov/
  8. USGS：2023 自来水新闻稿、2024 地下水新闻稿与 Science 论文（10.1126/science.ado6638）、2023 论文（Environment International 副本）— https://www.usgs.gov/
  9. EFSA 2020 意见（EFSA Journal 18(9):6223）Europe PMC 全文 + 新闻稿 — https://www.ebi.ac.uk/europepmc/webservices/rest/PMC7507523/fullTextXML
  10. OECD 2021（ENV/CBC/MONO(2021)25，Wayback）— https://web.archive.org/web/20230324082926id_/https://one.oecd.org/document/ENV/CBC/MONO%282021%2925/En/pdf
  11. CDC/ATSDR：National Exposure Report About/FAQ、CDC PFAS Population PDF（stacks.cdc.gov）— https://www.cdc.gov/environmental-exposure-report/about/index.html
  12. 欧盟：ECHA 新闻（2023-01-13/2023-02-07/2026-03-26）、委员会 PFAS 页、DWD 2020/2184（EUR-Lex Wayback）、技术指引 C/2024/4910、EEA 简报 19/2024、德国 UBA Texte 167/2023、荷兰 KWR 2025、PAN Europe 2024
  13. 中国：生态环境部令第 28 号《重点管控新污染物清单（2023 年版）》（gov.cn）、GB 5749-2022（FAO 镜像 PDF）、新华社/人民网/央广网报道、FT 中文网、中青报《黑水》影评
  14. 诉讼与国会：EPA 杜邦和解页、EPA 2004 投诉档案（Wayback）、参议院报告 116-211（govinfo）、3M 2023-06-22 和解（Wayback）、杜邦系 8-K（SEC）、The Intercept 2015、Undark/UCSF 2023、Type Investigations 2018、明尼苏达案报道
  15. 媒体标题谱系：AP 2018、CNN 2019、Guardian 2019 听证/2022 Bilott 专访、Stockholm Univ 2022、WaPo 2023-07-06、The Hill 2024、WTOP 2024、Michigan Public 2018
  16. 影视：Wikipedia《Dark Waters》/《The Devil We Know》、Participant 宣传页、中文维基
  17. 学术：法国科学院 CR Chimie 综述、Environ Sci Eur 2023/2025、RSC 2024、EHP Olsen 2007/Frisbee 2009/Barry 2013、Sunderland 2019、Fenton 2021、Washington State DOH 中文 PDF
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