Nonrulemaking

Administrative Record AR-226: Per- and Polyfluoroalkyl Substances (PFAS)

🏛 Environmental Protection Agency (EPA)EPA-HQ-OPPT-2020-0490

Animal Health & Welfare Biomedical Research Chemical & Toxic Substances Food Safety & Nutrition Household Chemical Safety Manufacturing & Supply Chains Pharmaceutical Policy Product Safety & Recalls Public Health Infrastructure & Data Tax Policy & Reform Water Quality & Infrastructure Endangered Species & Wildlife Workplace Safety & OSHA

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3,754

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all analyzed

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Documents

Rules, notices, and supporting material — the primary rule pinned first.

All 3,754 Supporting & Related Material 3753 Other 1

📄 Primary document

Supporting & Related MaterialJul 22, 2026

AR-226-0015 - Letter to 3M from the Jefferson Medical College of Thomas Jefferson University

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Supporting & Related Material· Jul 22, 2026
AR-226-0016 - Oral Teratology Study of FC-95 in Rats→
Supporting & Related Material· Jul 22, 2026
AR-226-0017 - Letter to 3M from Jefferson Medical College of Thomas Jefferson University→
Supporting & Related Material· Jul 22, 2026
AR-226-0019 - Identification of Fluorochemicals in Sera of Children in the United States (List of Section Attachments is the First Page of this File)→
Supporting & Related Material· Jul 22, 2026
AR-226-0020 - Serum Fluorochemical Trends of Out-of-Country Residents in CLUE I (1974) and CLUE II (1989) Epidemiologic Investigations→
Supporting & Related Material· Jul 22, 2026
AR-226-0021 - Identification of Fluorochemicals in Human Tissue→
Supporting & Related Material· Jul 22, 2026
AR-226-0022 - Addendum Epidemiology Protocol: An Epidemiologic Analysis of the Inpatient and Outpatient Claims Event and Episode Experience of 3M Decatur Employees, 1993-1998→
Supporting & Related Material· Jul 22, 2026
AR-226-0023 - Protocol: Determination of Serum Elimination Half-Lives of Ammonium Perfluorooctanoate, Perfluorooctane Sulfonic Acid, Perfluorohexane Sulfonic Acid and Total Organic Fluorine in 3M Decatur Chemical Plant Retirees→
Supporting & Related Material· Jul 22, 2026
AR-226-0024 - Extraction of Potassium Perfluorooctanesulfonate or Other Fluorochemical Compounds from Serum for Analysis using HPLC- Electrospray/Mass Spectrometry (ETS-8-4.1) (List of Section Attachments is first page of this File)→
Supporting & Related Material· Jul 22, 2026
AR-226-0025 - Analysis of Potassium Perfluorooctanesulfonate or Other Fluorochemicals in Serum Extracts using HPLC-Electrospray/Mass Spectrometry (ETS-8-5.1)→
Supporting & Related Material· Jul 22, 2026
AR-226-0026 - Extraction of Potassium Perfluorooctanesulfonate or Other Fluorochemical Compounds from Liver for Analysis using HPLC- Electrospray/Mass Spectrometry (ETS-8-6.0) [226-0026]→
Supporting & Related Material· Jul 22, 2026
AR-226-0027 - Analysis of Potassium Perfluorooctanesulfonate or Other Fluorochemicals in Liver Extracts using HPLC-Electrospray/Mass Spectrometry (ETS-8-7.0)→
Supporting & Related Material· Jul 22, 2026
AR-226-0028 - Extraction of Potassium Perfluorooctanesulfonate or Other Fluorochemical Compounds from Urine for Analysis using HPLC- Electrospray/Mass Spectrometry/Mass Spectrometry (ETS-8-96.0 Submitted by 3M; Method; DCN 85000000033S [226-0028]→
Supporting & Related Material· Jul 22, 2026
AR-226-0029 - Analysis of Potassium Perfluorooctanesulfonate or Other Fluorochemical Compounds in Urine Extracts using HPLC- Electrospray/Mass Spectrometry/Mass Spectrometry (ETS-8-97.0)→
Supporting & Related Material· Jul 22, 2026
AR-226-0030 - An Epidemiologic Investigation of Clinical Chemistries, Hematology and Hormones in Relation to Serum Levels of Perfluorooctane Sulfonate in Male Fluorochemical Production Employees (List of Section Attachments is first page of this File)→
Supporting & Related Material· Jul 22, 2026
AR-226-0032 - Mortality Study of Employees at 3M Plant in Decatur, Alabama→
Supporting & Related Material· Jul 22, 2026
AR-226-0033 - Determination of Serum Fluorochemical Levels in Sumitomo 3M Employees (Data Summary, Protocol and Final Report)→
Supporting & Related Material· Jul 22, 2026
AR-226-0035 - Fluorochemical Control Study→
Supporting & Related Material· Jul 22, 2026
AR-226-0036 - Working Memorandum on Data Quality Assessment→
Supporting & Related Material· Jul 22, 2026
AR-226-0037 - Letter to EPA from 3M→
Supporting & Related Material· Jul 22, 2026
AR-226-0038 - Exploratory 28-Day Oral Toxicity Study with Telomer Alcohol, Telomer Acrylate, PHFS and PFOS (Positive Control) by Daily Gavage in the Rat followed by a 14/28- Day Recovery Period→
Supporting & Related Material· Jul 22, 2026
AR-226-0040 - Letter from EPA to 3M→
Supporting & Related Material· Jul 22, 2026
AR-226-0041 - Letter from 3M to EPA→
Supporting & Related Material· Jul 22, 2026
AR-226-0042 - Letter from 3M to EPA→
Supporting & Related Material· Jul 22, 2026
AR-226-0043 - Voluntary Use and Exposure Information Profile: Perfluorooctane Sulfonic Acid and Various Salt Forms→
Supporting & Related Material· Jul 22, 2026
AR-226-0044 - Letter from 3M to EPA (with List of Attached Studies)→
Supporting & Related Material· Jul 22, 2026
AR-226-0045 - Determination of the Melting Point and Melting Range of PFOS→
Supporting & Related Material· Jul 22, 2026
AR-226-0046 - Protocol: Determination of the Melting Point/Melting Range of PFOS→
Supporting & Related Material· Jul 22, 2026
AR-226-0047 - Vapor Pressure: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0048 - Determination of the Vapor Pressure of PFOS Using the Spinning Rotor Gauge Method→
Supporting & Related Material· Jul 22, 2026
AR-226-0049 - Protocol: Determination of the Vapor Pressure of PFOS using the Spinning Rotor Gauge Method→
Supporting & Related Material· Jul 22, 2026
AR-226-0050 - Octanol/Water Coefficient: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0051 - Air/Water Coefficient: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0052 - Determination of the Water Solubility of PFOS by the Shake Flask Method→
Supporting & Related Material· Jul 22, 2026
AR-226-0053 - Protocol: Determination of the Water Solubility of PFOS by the Shake Flask Method→
Supporting & Related Material· Jul 22, 2026
AR-226-0054 - Water Solubility: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0055 - Soil Absorption: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0056 - Photodegradation: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0057 - Biodegradation: Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0058 - Biodegradation: Perfluorooctanesulfonate, Lithium Salt→
Supporting & Related Material· Jul 22, 2026
AR-226-0059 - Biodegradation: Perfluorooctanesulfonate, DEA Salt→
Supporting & Related Material· Jul 22, 2026
AR-226-0060 - Transport between Environmental Compartments (Fugacity): Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0061 - Bioaccumulation (Analytical Only): Perfluorooctanesulfonate→
Supporting & Related Material· Jul 22, 2026
AR-226-0062 - Environmental Monitoring Part One: Multi-City Study→
Supporting & Related Material· Jul 22, 2026
AR-226-0063 - Design and Structure of Multi-City Study→
Supporting & Related Material· Jul 22, 2026
AR-226-0064 - Determination of Perfluorooctane Sulfonate (PFOS), Perfluorooctane Sulfonylamide (PFOSA), and Perfluorooctanoate (POAA) in Water by Liquid-Solid Extraction and High-Performance Liquid Chromatography/Tandem Mass Spectrometry (HPLC/MS/MS )→
Supporting & Related Material· Jul 22, 2026
AR-226-0065 - Analytical Report: Fluorochemical Characterization of Drinking Water Samples, Columbus, GA→
Supporting & Related Material· Jul 22, 2026
AR-226-0066 - Analytical Report: Fluorochemical Characterization of Drinking Water Samples, Pensacola, FL→
Supporting & Related Material· Jul 22, 2026
AR-226-0067 - Analytical Report: Fluorochemical Characterization of Drinking Water Samples, Port St. Lucie, FL→
Supporting & Related Material· Jul 22, 2026
AR-226-0068 - Analytical Report: Fluorochemical Characterization of Drinking Water Samples, Decatur, Alabama→