2000s

Documents dated 2000–2009.

Page 12 of 25 — 2,476 documents
Title / Summary Year AR226 Docket Hash ID Pages
3M Company submitted studies to the EPA on May 23, 2003, regarding exploratory 28-day oral toxicity studies of various perfluorinated compounds, indicating that the data may warrant Section 8(e) submission due to potential implications for previously reported information. 2003 AR226-3656 jN4VomGXNQkG75ajj5VMDQrp 3
3M Company submitted studies related to perfluorinated compounds to the EPA under TSCA Section 8(e), indicating that the data may not corroborate previously reported information and includes a master index of the studies. 2003 AR226-3657 x53wkyGwVEZzKqpj2MnOKDkEy 19
The document details a study conducted by White Eagle Toxicology Laboratories on the dermal sensitization of a test article identified as H-21891, sponsored by E.I. du Pont de Nemours and Company, using the modified Buehler method in guinea pigs. 2003 AR226-3055 v102z7YBO8X7xZNENEN56vbrY 87
The document is a final report of a reproduction study conducted by Wildlife International, Ltd. on the Northern Bobwhite, sponsored by 3M Corporation, which adhered to Good Laboratory Practice standards and aimed to assess the effects of potential contaminants, including PFOA and PFOS, on avian reproduction. 2003 AR226-3748 X7Vd5pOpX4OZ53qv9OeqZwxr4 444
This document appears to be a DuPont internal report discussing the fluorotelomer supply chain and its status as of December 15, 2003, but contains no analytical content due to extensive sanitization. 2003 AR226-3323 JNEoo19x5DEEVELr5g178qDJB 37
The document summarizes presentations by DuPont at the SETAC Europe conference regarding the biotransformation of the fluorotelomer 8-2 Telomer B Alcohol, highlighting its potential environmental persistence and metabolic pathways for further transformation into other fluorinated species. 2003 AR226-3343 YrMRnk7B70LGdnor5v41yzkbD 2
The document summarizes presentations from the Society of Environmental Toxicology & Chemistry regarding the development of analytical methodologies for determining Telomer B alcohols and Telomer-derived fluorosurfactants and polymers, focusing on challenges in analyzing these substances in environmental matrices using techniques like GC-MS and LC-MS. 2003 AR226-3348 xdv8GyqR4VzBNwEbJxVBkwDEJ 2
The document discusses the physicochemical properties of fluorotelomer alcohols, specifically their vapor pressure and water solubility, which are crucial for understanding the environmental fate of these compounds, including 8-2 Telomer B alcohol used in manufacturing fluorinated surfactants and polymers. 2003 AR226-3355 nmaYZM38Dzkj6QEr94xObrRXa 1
The document is a submission to the EPA's IRIS and AR-226 database regarding PFOA and PFOS, including additional information from a study titled "Emerging Contaminants in Cape Cod Drinking Water" by Schaider et al., aimed at contributing to the EPA's review of these perfluorinated compounds. 2003 AR226-3932 dJ9ZQYyevBrgavGN6ZnomnGb 41
The document is a submission to the EPA's IRIS and AR-226 database regarding PFOA and PFOS, including a customer flyer on test results from the New Castle, Delaware, Municipal Services Commission. 2003 AR226-3941 aB1jmDEoz9mbbDp013bkoOMre 23
This document is a submission by Robert A. Bilott to the EPA's IRIS and AR-226 database regarding PFOA and PFOS, including additional information from two studies on the accumulation and clearance of PFOA and its effects on puberty patterns among children in the Mid-Ohio Valley. 2003 AR226-3946 evEM0ogroykzGL7L5DmzyDOy9 1
This document is a submission to the EPA's Integrated Risk Information System (IRIS) and AR-226 database regarding PFOA and PFOS, including a reference to a study on private drinking water wells as a source of PFOA exposure in communities near a fluoropolymer production facility. 2003 AR226-3949 RpLnVYdbNyXYzp8KQNm1wdqJB 1
This is a letter from Taft Stettinius & Hollister LLP dated August 4, 2010, submitting additional information to the EPA's IRIS and AR-226 databases regarding PFOA/PFOS, including a review of perfluorooctanoic acid carcinogenicity. 2003 AR226-3955 37rGV0m3KxqKODXenQxxLxky0 70
This document is a submission to the EPA's IRIS and AR-226 database regarding PFOA and PFOS, including additional information from a public health assessment by the Minnesota Department of Health and a doctoral thesis on the effects of perfluorinated compounds on steroidogenesis. 2003 AR226-3953 O3LEEzR6RYe65XQE0Dj0YxXw1 113
This analytical report from Centre Analytical Laboratories details the characterization of water and sediment samples for perfluorinated compounds, specifically analyzing for PFOS, PFOSA, and POAA as part of 3M Project E00-2003 from Port St. Lucie, Florida. 2003 AR226-0676 2jJkw3mr7Qbd14DL04emv1GLb 9
3M submitted data on perfluorooctane sulfonates, including results from bacterial mutation and chromosome aberration tests, to the EPA as part of their ongoing dialogue regarding fluorochemicals. 2003 AR226-1199 rBpdwVrxR9wBO3OQGrg8MoEka 1
DuPont submitted a study report on commercially available cookware to the EPA for inclusion in Administrative Record 226, detailing previously presented comments regarding the presence of perfluorinated compounds. 2003 AR226-1203 EvYpZaDE19brb2rQw1vyVMnLn 1
3M submitted a supplemental report to the EPA detailing new findings from a study on perfluorooctane sulfonate (PFOS) that indicated a statistically significant effect on mean pup body weight per litter at a maternal treatment level of 0.4 mg/kg/day, with a defined dose-response relationship. 2003 AR226-1205 KJ14b7NbNjw54vKr45p4qNYxK 1
3M submitted a final report on a pharmacokinetic study of potassium perfluorooctanoate to the EPA as part of their ongoing dialogue regarding perfluorinated compounds. 2003 AR226-1227 O17aJw915KLOgYbvGDre6eYnL 1
This is a letterhead cover page from Clariant, with no analytical content retained in the OCR. 2003 AR226-1247 VJVY47rJNbLvjNM8moeNjwpVN 1
This document is a letter from DuPont detailing the manufacturing locations of their telomer-based products in the United States, specifically related to the characterization of potential PFOA release as part of their Voluntary Commitment to the EPA. 2003 AR226-1260 ZJbYxrrR5Rax0pEyv87M9p9j0 1
The document is a letter from DuPont's Stephen H. Korzeniowski to the EPA's Mary Dominiak, providing information on the Telomer manufacturing process related to the potential release of PFOA as part of the Telomer Research Program's voluntary commitment. 2003 AR226-1265 k9B0O4029zOKpzMqeJYeLZp30 1
The document is a letter from DuPont's Stephen H. Korzeniowski to EPA's Mary Dominiak, providing information on biodegradation screening and method development studies related to the 8-2 Telomer Alcohol product as part of the Telomer Research Program, in compliance with a voluntary commitment to the Agency. 2003 AR226-1261 Qkd6yQ5JoymMzNykn2Vy3Nz2L 1
Dyneon LLC provided the EPA with a list of its U.S. manufacturing site in Decatur, Alabama, where it produces fluoropolymers using APFO (CAS No. 3825-26-1), as part of its commitments in the PFOA Users Letter of Intent dated March 14, 2003. 2003 AR226-1270 x1Bwp9BJj8Qg1wBaqk13YKj5J 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program to the U.S. EPA, providing two journal articles for inclusion in Administrative Record 226, one on PFOS levels in Japan and another on PFOA levels in the blood of Japanese people. 2003 AR226-1277 pR765Y6gxbNL0Vpnb32RLQ2k 1
The document is a final study report submitted to the EPA's AR-226 administrative record regarding perfluorinated compounds, specifically addressing findings related to a telomer research program. 2003 AR226-1275 v6a81z26b89nOE7ZxY6oM5N6m 1
The document is a communication from Katie D. Smythe of the Telomer Research Program to Mary F. Dominiak at the EPA, providing draft study plans for analyzing PFOA in telomer-based products and treated articles, along with guidance for sampling procedures, and requesting comments by February 28. 2003 AR226-1271 jB9VO5K8Lk593Lp6n05eK6p8N 1
This document is a progress report submitted by Katie Smythe on behalf of the Telomer Research Program to the U.S. EPA, detailing Year 1 findings from the University of Toronto's research on fluorotelomer alcohols, with no confidential business information included. 2003 AR226-1280 RdoyGJyLLeJBrbLB4oo3LznV 1
The document is a submission from the Telomer Research Program to the EPA, outlining the scope and rationale for a study on "Analysis of Telomer-Based Products and Telomer-Treated Articles," which is part of their Voluntary Commitment regarding perfluorinated compounds. 2003 AR226-1284 VJBLvMjx9g9Z0gnmxeYabwgV4 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program to the EPA, detailing the scope and rationale for the "8-2 Telomer B Alcohol Biodegradation Research" as part of ongoing TRP research activities. 2003 AR226-1282 aDxqonaQqOw3nwdYnydBVMBpN 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program to the EPA, providing study reports on 8-2 Telomer B Alcohol (CAS# 678-39-7) for inclusion in Administrative Record 226, confirming that none of the files contain Confidential Business Information. 2003 AR226-1286 kmxkxxxqXQvzXznX8dV6dKw8D 1
The document is a submission from the Telomer Research Program to the EPA, providing a list of documents related to telomers, including studies on physical-chemical properties, toxicology, and environmental effects, with a commitment to submit the actual documents by April 15, 2003. 2003 AR226-1291 LJMGGRRGeynmK4q5Z7ZnbrpnQ 1
The document is a submission to the EPA's AR 226 regarding the mechanics of film formation of aqueous film-forming foam (AFFF) fire fighting agents, including attached presentations and papers related to the fluorosurfactants in AFFF, provided by Tom Cortina of the Fire Fighting Foam Coalition. 2003 AR226-1312 Vjg4EbOGz0YjKXOMNv422qEKg 1
The memorandum summarizes a March 14, 2003 meeting between EPA officials and the Environmental Working Group, where concerns were raised about the hazards, exposures, and risks of PFOA and PFOS, including their widespread presence in humans and potential environmental degradation from telomer alcohols. 2003 AR226-1310 rzY1r0gyMRjXgM8MD5JJM7JG 1
This is a letterhead cover page from DuPont, with no analytical content retained in the OCR. 2003 AR226-1316 rBMnn52RyDekjkmnemepqoEZa 1
This document is a submission from 3M to the EPA regarding the final reports of three ecotoxicity studies on triphenylbenzyl phosphonium cation/N-methyl perfluorooctanesulfonamide salt (TPBP C8 amide), confirming results consistent with previously reported information. 2003 AR226-1334 nkQYLbE2aZdXq9nxLbgG45b8R 1
This is a document submission from Katie Smythe on behalf of the Telonrer Research Program, although the specific analytical content is not retained in the OCR. 2003 AR226-1338 zoQnNLrgbJ5BDBpVBogE2eMXa 1
This is a document submission from the Telomer Research Program, prepared by Katie Smythe, regarding unspecified analytical content. 2003 AR226-1343 KRqNX8oxXGvKrR4VXEwRab6G6 1
The document reports on an acute oral toxicity study of 8-2 Telomer B Alcohol conducted by DuPont, indicating no clinical signs of toxicity at the tested doses. 2003 AR226-1344 6bzvGGOxNjXnNGny8qK8NGkq1 1
The document is a request for comments and solicitation of interested parties by the EPA regarding potential human health concerns about Perfluorooctanoic Acid (PFOA) as part of the development of enforceable consent agreements for additional data production. 2003 AR226-1418 jmq9joLD4qYO62o3x84xd4oV2 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program, including study reports on 8-2 Telomer B Alcohol, detailing toxicity tests on earthworms, nematodes, and terrestrial plants for inclusion in the EPA's administrative record. 2003 AR226-1427 nkGqxKRNy56MbemnBORVwZORm 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program, detailing study summaries on the acute hazard of 8-2 Telomer B Alcohol (C8F17CH2CH2OH) for inclusion in the EPA's Administrative Record 226, which includes findings from tests conducted on various freshwater aquatic species. 2003 AR226-1419 QJxYdykGgO7Q6vymx6gYGk8yE 1
This document is a letter from Robert A. Bilott to Richard H. Hefter at the EPA, providing a C-8 blood model developed by DuPont related to estimated levels of perfluorooctanoate (PFOA) concentrations in the blood of communities exposed to DuPont's emissions. 2003 AR226-1477 LJjR35JKBYrbGZee2OmRab8B3 1
This is a map detailing monitoring points for the 3M Cottage Grove Facility, including new monitoring wells, production wells, and other sampling points. 2003 AR226-1483 rBz89Y1va46yvKKzoOX7kYnVr 1
3M submitted an electronic copy of their "Environmental and Health Assessment of Perfluorooctane Sulfonic Acid and its Salts" to the EPA, which integrates available data regarding PFOS. 2003 AR226-1485 rB4pqngwVZadMgLMvxwqz4yEq 1
The document is a cover letter from Gary W. Jepson of DuPont, enclosing a report on the toxicokinetics of perfluorooctanoic acid (PFOA) in rats, sponsored by the Association of Plastics Manufacturers of Europe Fluoropolymers Committee, addressed to Dr. Oscar Hernandez at the EPA. 2003 AR226-1498 rpm6LppbL8Kvj3nn6gnVZB4O7 1
The document discusses the fluorosurfactants used by Ansul Corp. in the production of Military Specification AFFF, confirming that two fluorosurfactants were present in the Ansulite A FC-5A and 5 products supplied in the 1980s. 2003 AR226-1518 0J9j6Z6yyvYEMj1N29ao62jZM 1
The document is a submission from the Telomer Research Program, representing companies including Asahi Glass, Clariant, Daikin, and DuPont, to the EPA, providing a study report on the atmospheric fate of fluorinated alcohols for inclusion in the administrative record on PFOA/PFOS. 2003 AR226-1519 ppqNZpZLk82ndQrKJMQ549r6k 1
3M submitted a final report on a toxicity study of perfluorooctanesulfonate (PFOS) to the EPA, confirming preliminary results previously reported in 2000. 2003 AR226-1526 82qbMY6O4x0ZK6qoBVyMYRgRZ 1
The document is a submission from 3M to the EPA regarding the final report of a 28-day oral toxicity study in rats for the chemical 1-Butanesulfonylfluoride, 1,1,2,2,3,3,4,4-octafluoro-4-[(trifluoroethenyl)oxy] (CAS: 881 2003 AR226-1524 wr18Gg6avyarO9ggvBEKaJex6 1
The document is a cover letter from Ann K. Masse of DuPont, submitting a report titled "DuPont Telomer Manufacturing Sites: Environmental Assessment of PFOA Levels in Air and Water" to the EPA, which addresses PFOA levels related to DuPont's manufacturing operations in West Virginia and New Jersey. 2003 AR226-1533 kaQJJOYmm9Ob7Ea9gY2OvyL8b 1
This letter from DuPont provides additional information regarding the active ingredient in Zonyl FSP Fluorosurfactant, which contains perfluorinated compounds used in cleaning products, and includes guidance on safe use and disposal procedures. 2003 AR226-1535 gDG9jD6JyYYQ0njd77QgMzXJa 1
The document is a submission of a study report on the biodegradation of 14C-labeled 8-2 Telomer B Alcohol by the Telomer Research Program, which includes companies like DuPont and Daikin Industries, to the EPA for inclusion in the administrative record, with a request for the report to be restricted to "read-only" status until a related manuscript is published. 2003 AR226-1639 VKOn56XVxvEow8RMV33r5Xwdj 1
The document is a submission from Katie Smythe on behalf of the Telomer Research Program, including member companies such as DuPont, to the EPA, providing a study report on the ecotoxicity of C8-2 alcohol based on a 21-day Daphnia magna reproduction test. 2003 AR226-1642 b5JNVLmO1RXjzz2pRKy6x3JOo 1
This is a cover letter addressed to the USEPA regarding fluorochemical submissions, with references to toxicology, epidemiology, and environmental studies. 2002 AR226-1051 x5rJzDDkR9JXv0LvzeaZrzQg 1
The document is a bibliography of studies related to perfluorooctanesulfonate (PFOS) and N-ethyl perfluorooctane sulfonamide (N-EtFOSA), highlighting various research findings on their environmental distribution, toxicology, and analytical methods. 2002 AR226-1051 6BVdBVkn4X0YaDwoz7RY92Q61 3
3M Specialty Materials submitted a compact disc to the EPA containing new study reports and analytical data on perfluorooctane sulfonates and related compounds, continuing their voluntary data sharing on fluorochemicals as part of an ongoing dialogue with the agency. 2002 AR226-1051 3NQYVRQB45b31N2QXgqrrvexJ 2
The document contains environmental studies and ecotoxicity reports related to PFOS and PFOA, including acute toxicity tests on rainbow trout and sheepshead minnows, as well as a lifetime drinking water health advisory for PFOA from 3M. 2002 AR226-1051 R8kvYLXnLwMKx9wBKyN4k2Ek 1
This document details various toxicology and epidemiology studies conducted by 3M on perfluorooctanesulfonate (PFOS), including a 26-week study in monkeys and a 104-week dietary chronic toxicity and carcinogenicity study in rats, along with associated analytical laboratory reports. 2002 AR226-1051 OEy3gbZYLBrdOrMZab3yLajoM 2
The document outlines 3M's Lifetime Drinking Water Health Advisory for perfluorooctanoate (PFOA), establishing a reference dose of 2 ug/kg-day based on animal studies, leading to a calculated drinking water exposure level of 70 ug/L and a lifetime advisory level of 14 ug/L for community exposure considerations. 2002 AR226-1051 pm8Y9Va0w5OQ9bRM9LMJ2E6ba 14
The document is a final report on a 26-week capsule toxicity study of Perfluorooctane Sulfonic Acid Potassium Salt (PFOS) conducted on Cynomolgus monkeys by Covance Laboratories for 3M, indicating compliance with EPA Good Laboratory Practice regulations except for one analysis. 2002 AR226-1051 nkgq4nr7ObVr98BNjBz4X2xZ8 1086
The document is a submission to the EPA regarding a fluorosurfactant formulation used in the production of AFFF (aqueous film-forming foam) agents, provided by an unnamed company in cooperation with the Fire Fighting Foam Coalition, and includes confidential business information. 2002 AR226-1045 N2zD7N74Zz0y3QEKO4Nz0q8xp 2
3M is submitting additional data on perfluorooctane sulfonates and related compounds to the EPA, including new study reports and a bibliography, as part of their ongoing dialogue regarding fluorochemicals. 2002 AR226-1051 EqqMZ3J3ORrXbogyNwkY34OJN 8
The document summarizes a study on the toxicity of Ammonium Perfluoro-octanoate (APFO) conducted on Cynomolgus monkeys, revealing signs of liver and muscle toxicity at higher doses, with a specific incident of morbidity in the 3 mg/kg group, and overall findings indicating a dose-dependent increase in liver weight without clear pathological changes at lower doses. 2002 AR226-1053 Em8eRjRvrJ8kknDMrbbJp9vkn 26
This is a cover page for a Fluoropolymer Manufacturers Group meeting, with no analytical content retained in the OCR. 2002 AR226-1054 EmdqjjRmD7j2jYBk8amb4y6Ox 2
This document summarizes studies sponsored by 3M regarding the occurrence of perfluorooctanoate (PFOA) in environmental, dietary, and human samples, concluding that PFOA is not broadly dispersed in the environment and is typically found at low concentrations, with specific findings of PFOA detected in 18 out of 31 mink livers from Massachusetts. 2002 AR226-1055 JJ7pg1zZmEjm8Z1gnwmm3ERa6 17
The document reports the results of an acute inhalation toxicity study conducted on a mixture of perfluorinated compounds, including ammonium salts, which revealed high mortality rates in rats exposed to higher concentrations, indicating significant toxicity. 2002 AR226-1057 ZXBBk25L5wG2Z9QxEgergr8p 1
The document contains comments from Rich Purdy regarding the Telomer Research Plan, specifically questioning the choice of the 8:2 telomer alcohol for testing due to its rapid metabolism to PFOA and highlighting potential deficiencies in the research approach. 2002 AR226-1058 gaGK369OdV4e2zgR0LzqgN1aV 3
The Fire Fighting Foam Coalition provided the EPA with information regarding the chemistry and quantity of fluorosurfactants, specifically noting that approximately 138,000 pounds of these substances were used in the production of aqueous film-forming foam (AFFF) agents in the U.S. in 1999, primarily focusing on telomer-based AFFF agents. 2002 AR226-1065 89dqpKRox8aKVgBgg4LQnrZ5 1
The document is an updated submission from DuPont regarding the Telomer Research Program, which includes a withdrawal of the confidential business information claim for specific pages and corrections to a typographical error, intended to replace a previous version in the EPA's public record. 2002 AR226-1066 3JOLymn14oZbj61dwGDoBQ8JD 34
The document is a submission from DuPont Haskell regarding the inclusion of a report titled "K-24921: Dermal Sensitization Test Buehler Method" in the AR226 and TSCA Section 8 FYI files, confirming that it contains no trade secrets or confidential business information. 2002 AR226-1067 82qadN6zDJ22MZLd9BOXVEXyd 26
3M submitted a final report on a 2-year rat feeding study of N-ethyl perfluorooctanesulfonamidoethanol (CASRN 1691-99-2) to the EPA, indicating that liver effects and increased thyroid and hepatocellular adenomas were observed at the 100 ppm dose level. 2002 AR226-1068 XRkRGE21y83mJ88Q7dgkGNLMJ 2
The document is an updated submission from DuPont to the U.S. EPA regarding a presentation on PFOA, clarifying that certain previously claimed confidential business information is now public and providing revised timelines and study material names. 2002 AR226-1069 v1GEVjx5D80NQdr3zVKdbv7zY 36
3M submitted a final report from Covance Laboratories detailing a 2-year rat feeding study on potassium perfluorooctanesulfonate (PFOS), which found increased liver toxicity and hepatocellular adenoma incidence in male rats at higher doses. 2002 AR226-1070 VG9qR1ZZew7jY2Yy5RoMnQno4 3
The document discusses the EPA's publication of a Final Rule and a Supplemental Proposed Rule regarding the regulation of 13 discontinued perfluoroalkyl sulfonate (PFAS) chemicals and 75 additional chemicals, requiring significant new use notices for their manufacture or import after December 31, 2002, while clarifying the terminology used for PFAS and PFOS. 2002 AR226-1072 Ne9Nm8kkKVqNvMjoQJQM9pmLD 2
This is a letter from the Fire Fighting Foam Coalition, signed by Executive Director Thomas A. Cortina, addressing Mr. Auer regarding issues related to firefighting foam and its environmental impact. 2002 AR226-1075 9JgJE6jBVRjmL0vxkLpx0z3OV 1
The document is a memorandum from the EPA discussing a Draft Hazard Assessment of Perfluorooctanoic Acid (PFOA) and its salts, indicating that PFOA may present environmental and health concerns similar to PFOS, including persistence, potential bioaccumulation in humans, and carcinogenic effects in animals, while noting that further studies are still pending. 2002 AR226-1077 j2yoq8d4ZXXNkeaDdmZN6D0Q 2
The document is a draft hazard assessment of Perfluorooctanoic Acid (PFOA) prepared by the EPA, indicating that PFOA may present environmental and health concerns similar to those of PFOS, including persistence, potential bioaccumulation in humans, and carcinogenic effects in animals, while noting that further reproductive study data are still pending. 2002 AR226-1078 YGxqn8qLoZ2yQrNDVvwp7b69V 2
3M submitted a TSCA 8(e) supplemental notice to the EPA regarding draft reproduction studies on Perfluorooctanesulfonate (PFOS) in northern bobwhite and mallard ducks, indicating that while higher feed levels caused toxicity, the 10ppm group showed no adverse reproductive effects compared to controls. 2002 AR226-1080 gDgqmx8g05a9w7E88ODMEb3Q 2
The document reports that the EPA has reached a consent agreement with DuPont regarding a plan to supply drinking water in response to concerns related to perfluorinated compounds. 2002 AR226-1076 7RqXKjz1o8oEVj6eByNVKNdno 50
3M submitted a TSCA 8(e) substantial risk notice to the EPA regarding Ammonium Perfluorooctanoate (APFO), CAS#: 3825-26-1, highlighting statistically significant adverse effects observed in a reproduction study in rats, including decreased lactation index and delays in sexual maturation, while noting that further analysis is needed to determine causation. 2002 AR226-1081 J3GOQ7wrjbgRmdngBEGQjkpvZ 1
3M submitted a TSCA Section 8(e) Supplemental Notice to the EPA, providing final reports on the identification of fluorochemicals, including PFOS and PFOA, in human sera and their serum half-lives, to facilitate access to previously notified information. 2002 AR226-1082 dY483zjdqqzXav7YOgpwNjLnG 2
The document is a final report from 3M Company detailing a study that analyzed 645 serum samples from American Red Cross adult blood donors for the presence of fluorochemicals, finding a geometric mean concentration of PFOS at 34.9 ppb. 2002 AR226-1083 G51a8nEz2KeL0EeZVR8qLEZmx 39
The document is a final report from 3M Company detailing the identification and quantitative analysis of various fluorochemicals, including PFOS and PFOA, in serum samples from elderly participants in a cognitive function study in Seattle, with a reported geometric mean concentration of PFOS at 31.0 ppb. 2002 AR226-1084 N2o0MDX0B6vrn28jnRr2mkG0D 31
The document is a final report from 3M Company detailing a study that analyzed serum samples from pediatric participants in a clinical trial for group A streptococcal infections to characterize the distribution of seven fluorochemicals, including perfluorooctanesulfonate (PFOS) and perfluorooctanoate (PFOA). 2002 AR226-1085 O37b7NdoVpOdQL2R2gr3z3xDe 48
This interim report from 3M Company details an ongoing study to determine the serum half-lives of PFOS and PFOA in human retirees from fluorochemical production plants, indicating a likely serum half-life of PFOS between 139-640 days and PFOA around one year, while addressing previous methodological concerns raised by 3M in correspondence with the U.S. EPA. 2002 AR226-1086 37DOprevo9gjoM899vQn0jED6 22
This document discusses the benchmark doses for tumors in Sprague Dawley rats fed N-Ethyl Perfluorooctanesulfonamido Ethanol (N-EtFOSE), highlighting the calculation of the benchmark dose lower confidence limit (BMDL) for cancer risk assessment based on bioassay data. 2002 AR226-1089 omj8kx5opbqEdddVgKyqK249D 4
The document discusses the benchmark dose (BMD) for liver tumors in Sprague Dawley rats fed Perfluorooctane Sulfonic Acid Potassium Salt (PFOS), detailing the methodology for calculating the BMDLio and its implications for cancer risk assessment. 2002 AR226-1090 Vr0DDYoaNd9wxn3qzYKj6z0w 4
3M submitted a final report to the EPA regarding a two-generation reproduction study in rats on Ammonium Perfluorooctanoate (CAS# 3825-26-1) as part of their TSCA 8(e) substantial risk notification. 2002 AR226-1091 kDngZVVnnDrKkzEqNpGKVGx5D 1
The document is a draft hazard assessment by the EPA evaluating the potential health and environmental hazards associated with perfluorooctanoic acid (PFOA) and its salts, focusing on toxicology data, including a two-generation reproductive toxicity study of ammonium perfluorooctanoic acid (APFO) and related compounds. 2002 AR226-1079 6BgbnD3Bnvzm8mQ6r33VneOyo 339
The document is a letter from the Society of the Plastics Industry, Inc. to the EPA, providing presentation slides from the Fluoropolymer Manufacturers Group regarding PFOA, including discussions on risk assessment, environmental distribution, exposure routes, and industry efforts to minimize environmental impact. 2002 AR226-1094 DaYmG5zGaewJ7GX1rZq80124 34
The document is a communication from the EPA regarding a corrected version of the Draft Hazard Assessment of Perfluorooctanoic Acid (PFOA) and its salts, which includes an error in the original text that has been rectified. 2002 AR226-1093 ZJpJEZKrbo7yoGExpoKZQqxLp 82
3M submitted additional data to the EPA regarding perfluorooctane sulfonates, including a final report on a two-generation reproduction study of ammonium perfluorooctanoate in rats, which analyzes the effects of gestational age and body weight on reproductive outcomes. 2002 AR226-1095 baRG5pYnb6JxL2LdLm0ZyMbNO 1
The document discusses the covariant analysis for study 418-020 related to sexual maturation in rats, focusing on the effects of gestational age and body weight as covariates, in the context of research conducted by Charles River Laboratories for 3M, potentially involving perfluorinated compounds. 2002 AR226-1096 vVQbBOY4xBy1rV5Xk4mBy2B0Z 22
3M submitted a TSCA 8(e) substantial risk notice to the EPA regarding a rat study on triphenylbenzyl phosphonium cation/N-Methyl perfluorooctanesulfonamide salt, indicating significant toxicity at higher doses and identifying a No Observable Adverse Effect Level (NOAEL) at 5 mg/kg. 2002 AR226-1097 ykdZdEByjoEmbDBmdwVRkZ59n 1
3M submitted a series of reports and data to the EPA regarding perfluorooctane sulfonates (PFOS) and related compounds, including toxicity studies and health advisories, as part of their ongoing dialogue about fluorochemicals. 2002 AR226-1100 n9gDLmZGpzR9rRRLv20xE2qgw 2
The document is a response from the EPA regarding a request for medical monitoring of firefighters exposed to PFOS in firefighting foam, noting that 3M was the sole producer of PFOS-based foam and has ceased production, while the EPA continues to investigate other fluorinated compounds. 2002 AR226-1099 xz45mYG4gmMBMGvaVk8x53M0m 13
The Toxikon final report indicates that Ammonium Perfluorooctanoate (PFOA) did not induce mutations in the CHO/HGPRT forward mutation assay, showing no significant increase in mutant colonies compared to negative controls. 2002 AR226-1101 2qpOkYKOQwEZkJ5QodKxZQb7R 29
This document establishes a Lifetime Drinking Water Health Advisory (DWHA) of 4 pg/L for perfluorooctanesulfonate (PFOS), based on EPA methodology and assumptions regarding water consumption. 2002 AR226-1105 6K5OqXxeBaEYoaVvjj6vdze6 6
The document is an analytical report from 3M Environmental Laboratory detailing the determination of the presence and concentration of Perfluorooctane Sulfonate (PFOS) in serum and liver samples of Cynomolgus monkeys as part of a medical department study (T-6295.22) completed on May 3, 2002. 2002 AR226-1103 6E0OvwZ6QNGq3dG0XgEMakO4 113