CD 20 — AR226-1778-2110

EPA administrative record segment: CD-20--AR226-1778-2110 (331 documents).

Page 1 of 4 — 331 documents
Title / Summary Year AR226 Docket Hash ID Pages
The document discusses the results of a study on C-8 (PFOA) that indicates a dose-dependent increase in Leydig cell adenomas in male rats, suggesting hormonal mediation in tumor induction, while also referencing the status of a 3M study assessing liver effects. 2009 AR226-2009 Rpdd38yYLR35NLR135zDM8q3B 3
The document summarizes a review of personnel air monitoring and blood data related to C-8 (PFOA) exposure at Washington Works, indicating a correlation between air levels and blood levels, as well as skin contact, with non-compliance observed in jobs with high blood levels. 2008 AR226-2008 zdYo02rY6GDXaz0dnndQEDg4m 8
The document reports the results of PFOA serum testing conducted by DuPont and Exygen on twelve individuals from a community near DuPont's Washington Works facility, revealing that all participants were exposed to PFOA through contaminated drinking water averaging approximately 0.5 ppb. 2007 AR226-1863 k61a6no2VavLrwzQrKj6Y37Kb 3
The document provides the results of PFOA serum testing for twelve individuals from a community near DuPont's Washington Works facility, indicating exposure to PFOA through contaminated drinking water with an average concentration of approximately 0.5 ppb. 2007 AR226-1870 qde9LQ6x15M8xXkZbzj4Y76ME 3
The document is a correspondence from Robert A. Bilott to the EPA, enclosing a letter from DuPont that provides new data on human health effects related to exposure to PFOA, requesting its inclusion in the administrative record AR-226 and OPPT-2003-0012. 2007 AR226-1886 1535Vb2p0z40a42ZwgxED53b5 1
This document is a correspondence from Taft, Stettinius & Hollister LLP to the EPA, providing additional information on a PFOA human health effects study related to cancer data from individuals exposed to PFOA-contaminated drinking water near E.I. duPont de Nemours and Company's facility in West Virginia. 2007 AR226-1893 GmEw4DOorNQ4Dr6wqyDxYy8rn 2
This document is a correspondence from Taft, Stettinius & Hollister LLP to the EPA, providing two sets of slides from DuPont regarding preliminary results of a human health effects study on PFOA among workers at the Washington Works Plant in West Virginia. 2007 AR226-1922 N2kDjjeXgRR1vjJDVGdY9yVjD 2
This document is a correspondence from Taft, Stettinius & Hollister LLP to the EPA, providing additional detailed summaries of a human health effects study related to PFOA exposure from contaminated drinking water near the E.I. duPont de Nemours and Company's Washington Works Plant. 2007 AR226-1925 V3nvVQ3B62Qpjgbz9eXBnvez8 2
This document is a correspondence from Taft, Stettinius & Hollister LLP regarding a lawsuit against 3M Company related to residential exposure to perfluorochemicals, specifically PFOS and PFOA, due to their manufacturing and disposal practices in Cottage Grove, Minnesota. 2007 AR226-1955 2JNe4vkO4QZ3ZqDoQR3yn0kmb 8
The document presents personal air monitoring data from the Washington Works facility, indicating PFOA levels in the Polymers Area, with a mean concentration of 0.09 ppb and a maximum of 0.56 ppb, suggesting the need for further data collection in several instances. 2007 AR226-2007 6wDJN740m0XRMnjwb7oOxL7BE 2
The memorandum outlines the temporary assignment of Pamm Mackey to conduct additional C-8 monitoring for perfluorinated compounds, specifically focusing on personal sampling for workers in various roles, with a deadline to complete the data collection by May 1. 2006 AR226-2006 6bOw08VVe6rngJLz0pN3DKkR6 2
This letter reports the results of a study on serum PFOA levels among employees at DuPont's Washington Works plant, indicating a median serum PFOA level of 0.5 ppm for those working with PFOA and noting modest increases in cholesterol fractions and triglycerides in the highest exposure group, while most health parameters remained within normal ranges. 2005 AR226-1899 Z8p80gKR143oXbX5DoeKVZjxV 2
3M submitted additional data on perfluorooctane sulfonate (PFOS), perfluorooctanoic acid (PFOA), and related compounds to the EPA as part of their ongoing dialogue regarding perfluorochemicals. 2005 AR226-1900 Ev389oxEooM5RGELp8Myr76px 2
This is a letterhead cover page from DuPont regarding a CBI information meeting scheduled for January 31, 2005, with no analytical content retained in the OCR. 2005 AR226-1911 6bj61RzDg1Mk0m7ozvj680yY4 1
The document is a presentation given to the US EPA by DuPont on January 31, 2005, discussing the reduction of Perfluorooctanoic Acid (PFOA), its precursors, and related impurity levels in fluorotelomer intermediates and finished products, with the majority of the content classified as TSCA Confidential Business Information (CBI). 2005 AR226-1912 4J84R4vpEmXaOdebEgbrkmJ2V 1
This document is a letter from Martha L. Rees, Associate General Counsel at DuPont, addressing Ms. Mary Dominiak regarding the submission of information related to PFOA and its environmental implications. 2005 AR226-1913 1QRBExEpGbB9gZYXMxLJNk715 1
The document reports on the results of the PFOA Worker Health Study, indicating that while no human health effects have been definitively linked to PFOA, significant associations were found between high serum PFOA levels and certain health measures, prompting further investigation by DuPont and external experts. 2005 AR226-1923 YGdnrroapRvMg1Ya9LzjyVkBk 24
The document outlines the preliminary results of a PFOA worker study conducted by DuPont, focusing on the health status of employees at a polymer production plant and their serum PFOA levels, with 1,024 participants involved in the cross-sectional health surveillance. 2005 AR226-1924 jyKjK6eMZGOyXqNrEE4aG8omy 35
The January 2005 Supplemental Notice of Contamination from the Little Hocking Water Association reports rising levels of C8 (PFOA) in their water supply, with concentrations reaching up to 18.6 ppb, which exceed Minnesota's safe level of 7.0 ppb, and warns that well no. 5 may need to be activated if water demands increase. 2005 AR226-1927 KGD5oD5naRE58q4dYxo2jZoMx 3
3M submitted a TSCA Section 8(e) Supplemental Notice reporting that water samples from municipal wells in Cottage Grove, Hastings, and Oakdale, Minnesota, showed no detectable levels of PFOS and PFOA, except for one sample from Hastings with PFOA below quantification limits, while Oakdale wells had detectable levels of both substances but averaged below 1 ppb. 2005 AR226-1929 XR257b2xGDnenxbLynwNJ6amK 2
This document details the data validation process for PFOS and PFOA analysis in samples from the Oakdale Project, confirming that samples were received in good condition, analyzed within acceptable time frames, and met calibration standards with method detection limits of 0.100 ppb for PFOS and 0.097 ppb for PFOA. 2005 AR226-1936 rBbjMqVjxmE3DyEgKrvNkEZyr 4
The document presents the results of a survey conducted by the OECD on the production and use of PFOA, PFOS, PFAS, and related substances, detailing their prevalence in products and mixtures. 2005 AR226-1937 RpNZ0VjoGYyGqDN2evj3wNGm8 59
This document is a letter from DuPont Haskell Laboratory informing the EPA about the results of an absorption, distribution, metabolism, and elimination (ADME) study of 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro (CAS 2005 AR226-1941 0KZ1q7gzDVwO8Vg4a0apobeJ 3
3M is submitting a supplemental notice to the EPA regarding final analytical reports of water samples for sulfonate-based and carboxylic-based fluorochemicals, including PFOA and PFOS, from municipal wells in Hastings and Oakdale, Minnesota. 2005 AR226-1945 Z44vZG5xpj5waELMLdjJ4vBZJ 1
3M is submitting a supplemental notice to the EPA regarding final analytical reports for water samples taken from municipal wells in Hastings and Oakdale, Minnesota, related to sulfonate-based and carboxylic-based fluorochemicals. 2005 AR226-1949 V3nLb2kooOKN5nw6O0VOVdYbg 1
The document is an analytical report from Exygen Research detailing the analysis of perfluorooctanoate (PFOA) and perfluorooctanesulfonate (PFOS) in water samples collected from Hastings Municipality at the request of Gary A. Hohenstein from 3M Company. 2005 AR226-1948 bB816VBMYywzqJOMxMdepaZaD 15
3M submitted a final report on a follow-up incidence study related to perfluorooctanesulfonyl fluoride (POSF) to investigate findings from a previous mortality study of employees at its fluorochemical manufacturing facility. 2005 AR226-1953 J8Ev1aXoarRdz1GepkKqNXdB 1
The Minnesota Pollution Control Agency reports that four private wells in Lake Elmo have tested above health-based criteria for perfluorochemicals (PFCs), prompting the agency to provide bottled water and install granular activated carbon filters for affected homes while investigating the Washington County Landfill as a potential source of contamination. 2005 AR226-1956 vBVNKDjdMo47oy8M5mBwD5bVE 8
The document is an analysis report from AXYS Analytical Services detailing the detection of various perfluorinated compounds, including PFOA and PFOS, in serum samples collected on February 3, 2005, with specific concentrations reported for each compound. 2005 AR226-1958 QM3oj7JBQ4RgyQ76ko87DzGNv 63
This document is a correspondence from Teri K. Fick of 3M to the EPA, providing clarification and resubmission of a final report on a mortality study related to perfluorooctanesulfonyl fluoride (POSF) that was previously submitted but not found in the TSCA 8(e) file. 2005 AR226-1963 2qYaQJ60xvV18v7QnZ32Rd15 37
This is a memo from H. A. Smith to Bob Lanyon regarding recommendations for selecting individuals for blood monitoring at Washington Works, outlining criteria for selection based on job tenure and stability. 2005 AR226-2005 nm8gNY9M1k93rvxO5vQ11o8q8 25
The document outlines the agenda for a meeting between DuPont, 3M, and the EPA on August 25, 2004, focusing on the review of worker exposure data and biological studies related to perfluorinated compounds. 2004 AR226-1838 3Ea8rzX4omzmYxL1jEg8X0L6 2
3M submitted a corrected version of final reports for reproductive avian toxicity studies on perfluorooctanesulfonate (PFOS) in northern bobwhite quail and mallard duck to the EPA, addressing issues of illegibility and omissions from a prior submission. 2004 AR226-1839 qm9522Q7jRG6Q3MmVBD6M2yjK 3
The document is an index of TSCA Section 8(e) docket submissions by 3M Company, detailing various pilot, acute, and definitive studies on the toxicological effects of Potassium Perfluorooctanesulfonate (PFOS) on Northern Bobwhite Quail and Mallard Ducks, including methods for extraction and analysis using HPLC-Electrospray/Mass Spectrometry. 2004 AR226-1840 DGNwy4EpR7gN1Vjx0qeQL1eRQ 2
3M reported to the EPA that preliminary data from an acute inhalation toxicity study on methyl perfluoroisobutyrate indicated neurotoxicity in rats exposed to 3000 ppm, while no adverse effects were observed at 300 ppm. 2004 AR226-1862 a1aBbX1j7DDjM48m8G5GeyrOa 2
The document is an analytical report from Exygen Research detailing the analysis of perfluorooctanoic acid (PFOA) in human serum samples received from Dr. Marsha Bailey, indicating that twelve samples were analyzed using high-pressure liquid chromatography and mass spectrometry methods. 2004 AR226-1864 EvB48q7k4ByKmDwz5jam07mNx 10
This document is a letter from Edward E. Shea representing MIC Specialty Chemicals, Inc., submitting a report regarding biological monitoring of workers exposed to perfluorooctanoic acid (PFOA) from Miteni S.p.A. to the EPA, indicating that the information appears favorable but is submitted as a precautionary measure. 2004 AR226-1865 rx9161YyXpEYKXk3NKK40y9Eq 1
The document reports on a meeting held in August 2004 between representatives from 3M, DuPont, and Miteni to discuss the analysis of data collected on workers exposed to PFOA at the Miteni plant, emphasizing the importance of this data for understanding PFOA's interaction with human physiology. 2004 AR226-1866 da196pkRnRBLQDzvprExjgrq0 8
This document is a letter submitted to the EPA by DuPont regarding a meeting about the health effects of Ammonium Perfluorooctanoate (PFOA) on workers at the Miteni plant, noting no significant health effects but higher serum levels of PFOA compared to general population levels, and indicating a need for further analysis of observed lipid level changes. 2004 AR226-1867 e5bj7GBw0QxebOeOo5YJBeVky 2
This document reports the results of an oral repeated dose toxicity study conducted by DuPont on PFOA in rats and mice, indicating that all test materials (linear, branched, and a mixture) caused similar biological responses, including increased liver weights and changes in lipid chemistry, with mortality observed in one mouse at the highest dose of the linear form. 2004 AR226-1872 y2MZ0GBBOYwreXZ3orne8MMn 1
The document is a submission to the EPA under TSCA Section 8(e) by a company providing worker monitoring data on blood levels of perfluorooctanoic acid (PFOA), perfluorononanoic acid (PFNA), and perfluorodecanoic acid (PFDA) from 281 workers at their facility, while arguing that the data does not constitute " 2004 AR226-1873 npqJ6529yeQ7bqda724oE95mz 5
This document is a supplemental submission to the EPA regarding a toxicology study conducted by 3M on dermal contact absorption of PFOS (perfluorooctanesulfonate) and other perfluorinated compounds in rats, indicating that these compounds were found in liver and serum samples after exposure to certain carpet and upholstery protector products that 3M has phased out. 2004 AR226-1874 peG39Q9DkqVJyw1KmDYQ15o2B 1
The document is a correspondence from DuPont Fluoroproducts regarding monitoring data related to PFOA, submitted in compliance with the PFOA Users Letter of Intent, indicating ongoing compliance efforts and data reporting. 2004 AR226-1875 a4K9p4yMxbVRv7b92yJ7zypJe 1
The document outlines monitoring and reduction efforts for PFOA by Daikin America in Decatur, AL, detailing wastewater and sludge monitoring results, with a focus on identifying sources and implementing measures to reduce PFOA releases into the environment. 2004 AR226-1878 wDZzxGLNqoZbRo6XbxXaBjnko 24
The document is a letter from the Haskell Laboratory for Health and Environmental Sciences to the EPA's Office of Pollution Prevention and Toxics, expressing appreciation for a meeting to review DuPont's work related to PFOA and telomers. 2004 AR226-1879 0Yzzd82K02eeeOZM6kboYGmO 1
The document presents an overview of DuPont's research and publications related to Ammonium Perfluorooctanoate (APFO) and telomers, including studies on toxicology, human biomonitoring, and environmental effects, as presented to the US EPA by Robert W. Rickard, Ph.D. 2004 AR226-1880 Eq0zzeVeQYq2G5JxVo2JagODR 56
The document is a submission from DuPont's legal counsel to the EPA, reporting that an analytical study by the West Virginia Department of Environmental Protection found no detectable levels of perfluorooctanoic acid (PFOA) in fish samples collected near the Belleville Lock and Dam. 2004 AR226-1882 gDB2mz6aNpN4yGoy7qeoVBR5Q 2
The document is a correspondence from DuPont's Haskell Laboratory discussing ongoing research related to perfluorinated compounds, specifically mentioning the analysis of samples for PFOA and indicating that a report on the findings will be submitted. 2004 AR226-1884 MJZkR5xZbO1RVXLgBLnLQea4j 1
The document is an analytical report from Exygen Research detailing the analysis of perfluorooctanoic acid (PFOA) in fish samples collected by the West Virginia Department of Environmental Protection, indicating the methodology and preparation for testing the samples. 2004 AR226-1883 dYyDXwZ03j2Kgd9rRExwdmwLb 52
The document is a submission from the Telomer Research Program, including companies like DuPont and Daikin, to the EPA, providing an updated guidance document on best analytical practices for studies related to perfluorinated compounds. 2004 AR226-1887 oDe8gMOv2rEko20Qzw2jwyagE 1
The document provides guidance on best analytical practices for studies related to non-volatile fluorinated compounds, emphasizing the importance of method validation and contamination prevention in the Telomer Research Program sponsored by companies including Asahi Glass Co., Ltd. and DuPont Chemical Solutions Enterprise. 2004 AR226-1888 0v79mRgx8kkjrdgLVrRLxXZR 8
The document is a submission from the Telomer Research Program, representing companies including DuPont and Daikin Industries, to the EPA, providing a study report on "(14C)-8-2 Telomer B Alcohol: Adsorption/Desorption using a Batch Equilibrium Method" for inclusion in the administrative record. 2004 AR226-1889 EBR09X3knndyrJdYvQnmV8pb 1
The document reports on a study conducted by Covance Laboratories to determine the adsorption/desorption characteristics of (14C)-8-2 Telomer B Alcohol (2-perfluorooctylethanol) in various soil types and sediment, following OECD Guideline 106. 2004 AR226-1890 9RVbvovmw3ap3nm2XN3mYRq6 8
The document outlines the agenda and purpose of a technical meeting held by the EPA and DuPont on December 15, 2004, to discuss degradation studies of telomer substances, which are related to perfluorinated compounds. 2004 AR226-1892 Dv79q11Nrv1GKYrNvvj88amEB 81
The document presents findings from a health study on reproductive effects and cancer rates in residents exposed to PFOA from a large C8 source, indicating increased PFOA levels correlate with lower testosterone and higher estrogen in male workers, and significantly elevated rates of uterine/cervical cancer among residents compared to expected rates. 2004 AR226-1894 50LOKeZBbBdBxgjajrY12mo2V 10
The document reports on a toxicokinetic study conducted by 3M to assess the absorption and metabolism of FC methyl carboxamide (T-7483.1) in rats, specifically measuring the excretion of perfluoroctanoate (PFOA) in urine following oral administration. 2004 AR226-1896 aOL2RxDrr95MEkqGOmkxyqra 13
The document details various toxicological studies conducted by 3M on perfluorinated compounds, specifically PFOS and N-EtFOSE, including inter-species comparisons and molecular biology studies in rats and guinea pigs. 2004 AR226-1901 YDayBKMY3VGx2MRk9K9vGLybD 2
The document is a final report on a low-level oral toxicokinetic study of perfluorooctanesulfonate (PFOS) conducted by 3M's Medical Department, detailing the serum and liver concentrations of PFOS in rats. 2004 AR226-1898 xdkgErB1bkZ3VnBRqVYGRvp8y 158
The document is a final report from 3M's Corporate Toxicology department detailing an inter-species comparison study of the toxicity mechanisms of perfluorooctanesulfonate (PFOS) and ammonium perfluorooctanoate (APFO) in rats and guinea pigs, as well as N-ethyl perfluorooctanesulfonamido ethanol (N-E 2004 AR226-1902 xjDnpgvd29a25B27KkqoZLx9E 44
The document is an amended final report from 3M detailing a comparative molecular biology study on various perfluorinated compounds, including PFOS and its metabolite FOSA, conducted on rats and guinea pigs, with a specific focus on clarifying the conclusions regarding FOSA as a metabolite of PFOS. 2004 AR226-1904 QJoL7k2rjeOj4LvQMNB7bvjB4 4
A mortality study of workers at a perfluorooctanesulfonyl fluoride (POSF) manufacturing facility found a significant excess risk of bladder cancer associated with high exposure to perfluorooctanesulfonate (PFOS), prompting further investigation through a questionnaire and medical record validation. 2004 AR226-1908 3NoJBz0N4VBx06anm4x1JoGVy 29
The document is a final report from 3M Medical Department detailing a comparative molecular biology study on various perfluorinated compounds, including PFOS, conducted on rats and guinea pigs following oral dosing, with study numbers T-6295.8, T-6316.4, T-6868.2, T-7071.1, and T-7132.1. 2004 AR226-1903 nmMRBqQQVO7DvZ62mgRJ3Za38 211
The document reports on a study conducted by E.I. du Pont de Nemours and Company examining the age effect on plasma concentrations of ammonium perfluorooctanoate (PFOA) in post-weaning rats following oral gavage. 2004 AR226-1909 aDV5JJ5jEBqRVzNgDYbmYJJ4B 52
The document is a peer-reviewed study by Peter C. Mann on the two-year oral toxicity and oncogenicity of FC-143 (a perfluorinated compound) in rats, focusing on ovarian effects. 2004 AR226-1921 e7VLbXVXRMY27EjQLRnBZMMnm 15
The document is a submission of a study report on "8-2 Telomer B Alcohol: Developmental Toxicity Study in Rats" by the Telomer Research Program, which includes member companies such as DuPont, to the EPA for inclusion in the administrative record. 2004 AR226-1938 p2B5Vykk7ydGaRzx6pG8GQ2bj 1
A mortality study of workers at a perfluorooctanesulfonyl fluoride (POSF) manufacturing facility found a significant excess risk of bladder cancer associated with high exposure to perfluorooctanesulfonate (PFOS), prompting further investigation through a questionnaire and medical record validation among the cohort. 2004 AR226-1954 1g3yMzzdOMwYD9rrqqO1mDn4q 29
The document is an analytical report from AXYS Analytical Services detailing the detection of various perfluorinated compounds, including PFOA, in a water sample collected on November 22, 2004, with specific concentration values and detection limits provided. 2004 AR226-1959 NZ5OV5Oe6Og9pNEZVwEV7MQ8 10
The analysis report from AXYS Analytical Services indicates that PFOA was found at a concentration of 1.61 ng/g and PFOS at 5.60 ng/g in solid samples collected on November 24, 2004. 2004 AR226-1961 Dd0yxp96M9K4JR4NBzJO2483N 29
This document communicates a change in the C-8 (perfluorooctanoic acid, PFOA) air monitoring program for TEFLON personnel, indicating a reduction in personal and area sampling frequency based on high levels of previous monitoring, while initiating a characterization study of job classifications with C-8 exposure to determine necessary sampling. 2004 AR226-2004 yrjJrM6Yxo2j1Q7Br0pbrEnyD 1
3M submitted a TSCA 8(e) substantial risk notice to the EPA regarding a fluorochemical salt, indicating that an acute oral toxicity study in rats revealed potential neurotoxic effects, with an established oral LD50 of 200-2000 mg/kg, as the company investigates its use as a surfactant in semiconductor processing. 2004 AR226-1778 ybmdYL5OG3rZRVqb1DrJRLMEn 2
3M submitted a compact disc (CD No. 6) to the EPA containing studies on perfluorooctane sulfonates and related compounds, continuing their voluntary data sharing and dialogue regarding fluorochemicals. 2004 AR226-1780 4aryONBErGQ22Dqdy60rZdQeG 1
This is a study report from NOTOX B.V. assessing the acute oral toxicity of T-7868 in rats, completed on April 20, 2004, under project identification NOTOX Project 389598. 2004 AR226-1779 QJ0pE28njGeRnwR6jrZ6Ev55E 15
This correspondence from Taft, Stettinius & Hollister LLP to the EPA discusses the PFOA ECA process and includes documents obtained from DuPont related to PFOA degradation studies, while noting that some documents are confidential and cannot be shared. 2004 AR226-1782 XOxpo5GMMEZ0O0evODK9o7xxJ 3
3M submitted a TSCA 8(e) supplemental report indicating that a 90-day inhalation study in rats showed perfluorooctanesulfonyl fluoride (POSF) metabolizes to perfluorooctane sulfonate (PFOS), while perfluorooctanoate (PFOA) was detected as a manufacturing residual but not as a metabolite of 2004 AR226-1800 aBp9On76MgR6dq4X4k9bDd9aa 2
This is a letter from Asahi Glass Co., Ltd. dated July 9, 2004, addressing Mr. Lynch regarding the GPC chromatographic analysis results. 2004 AR226-1801 4JX1bE9LqgBR7aj8B969Oe05a 2
Asahi Glass Co., Ltd. conducted a characterization study of a polymeric product (AAA) which included measurements of total organic fluorine and PFOA content, using various analytical methods to assess its composition. 2004 AR226-1802 YjJ0n0dK2L848kBMOnMKo4ajD 20
3M submitted a TSCA 8(e) substantial risk notice to the EPA regarding a protective material after a four-hour acute inhalation study in rats revealed significant respiratory issues and fatalities, despite an exposure assessment indicating minimal risk when the product is used as directed. 2004 AR226-1804 yOm3L2L3JLV3EmNL61R9pvM2 3
3M submitted a TSCA 8(e) substantial risk notice to the EPA regarding a protective material, detailing a four-hour acute inhalation toxicity study in rats that resulted in breathing abnormalities, body weight loss, and the death of four animals after exposure to the test substance vapor. 2004 AR226-1805 n9ooY3qE9v7D3x4p1e4oYpgL6 5
This document is a submission of groundwater and wastewater monitoring data related to perfluorooctanoic acid (PFOA) from 3M's manufacturing sites in Cottage Grove, MN, and Decatur, AL, as required by the Letters of Intent (LOIs) dated March 2003, highlighting ongoing monitoring efforts following the phase-out of PFOA production. 2004 AR226-1808 omYw0gkRGDMowDM3Nmow9xYbg 9
The document provides an estimate of the quantities of Aqueous Film Forming Foam (AFFF) in the United States, highlighting the phaseout of PFOS-containing AFFF by 3M and the distinction between ECF-based and telomer-based AFFFs, as commissioned by the Fire Fighting Foam Coalition. 2004 AR226-1807 w9EdxpOaKxdYMXgGvZeVK5zV 45
3M submitted a TSCA Section 8(e) Supplemental Notice to the EPA regarding studies on the metabolism of perfluorooctane sulfonyl fluoride (POSF)-based compounds, noting that perfluorooctanesulfonate (PFOS) is the ultimate degradation product of these compounds, which 3M phased out of commercial production in 2002. 2004 AR226-1809 yrv7zQDOrYjM80LmOn2JjD5aX 3
The document is an amended final report from 3M's Corporate Toxicology department detailing a study on the comparative molecular biology of various perfluorinated compounds, including PFOS, and their metabolites in rats and guinea pigs, with a specific amendment to the conclusion regarding FOSA as a metabolite of PFOS. 2004 AR226-1813 9LQoB6Y0Ybap7mOm8GbML93d7 4
The document is a final report from 3M's Medical Department detailing a comparative molecular biology study of various perfluorinated compounds, including PFOS, conducted on rats and guinea pigs following oral dosing. 2004 AR226-1811 RjzgMgzz92KbO5Bkbxbp069Ra 74
3M submitted final reports on reproductive avian toxicity studies for perfluorooctanesulfonate (PFOS) in northern bobwhite quail and mallard ducks, indicating that PFOS may have accelerated post-reproductive phase regression effects compared to untreated birds, along with analytical reports and toxicological summaries. 2004 AR226-1815 JNrmqRZ6y36noagq6V1gxne2r 1
The document is an index of TSCA Section 8(e) docket submissions by 3M Company detailing various toxicological studies and analytical reports on potassium perfluorooctanesulfonate (PFOS) involving Northern Bobwhite quail and Mallard ducks. 2004 AR226-1816 Qg5ObYv0OkLk5r3q1NrGGMzp8 2
The document is a final report from 3M's Corporate Toxicology department detailing an inter-species comparison study of the toxicity mechanisms of perfluorooctanesulfonate (PFOS) and ammonium perfluorooctanoate (APFO) in rats and guinea pigs, conducted between 1997 and 1998. 2004 AR226-1814 kDLmwwod8EpQv4BKaDRe2erKE 45
The document is an analytical phase report for a reproduction study on PFOS conducted with the Northern Bobwhite by 3M Environmental Laboratory, detailing compliance with TSCA GLP standards and noting exceptions in data collection and stability assessments. 2003 AR226-1832 QgxRqDKav4g7YaOy0q3bM297L 4
The document details a study conducted by Exygen Research for 3M Environmental Technology and Safety Services on the extraction of potassium perfluorooctanesulfonate (PFOS) from red blood cells and serum using HPLC-Electrospray/Mass Spectrometry, ensuring compliance with EPA Good Laboratory Practice Standards. 2003 AR226-1833 2RvQXRDLNdYLQGN85LMxRgB9N 98
The document details a study conducted by Exygen Research for 3M Environmental Technology and Safety Services on the extraction of potassium perfluorooctanesulfonate (PFOS) from red blood cells and serum using HPLC-Electrospray/Mass Spectrometry, ensuring compliance with US EPA Good Laboratory Practice Standards. 2003 AR226-1857 OJa7Vr2D1XV1qp5MOXgg20R6K 98
The document is a Biennial Report submitted by DuPont for the year 2003 detailing emissions of perfluorooctanoic acid (PFOA) from its Washington Works facility, which reported 5,866 pounds emitted to air, 4,321 pounds discharged to water, and 41,503 pounds managed as waste. 2003 AR226-1877 pBNVqjxap5pwLjLpr2wN53gMa 2
The document is a review of proliferative lesions in the exocrine pancreas of rats from two chronic feeding studies involving ammonium perfluorooctanoate (PFOA) conducted by DuPont. 2003 AR226-1920 7xy8w51EG05G37d6qVeyQzK6 8
The document outlines a review of the C-8 (perfluorooctanoic acid, PFOA) control program, emphasizing the need for environmental monitoring outside the plant boundaries and detailing specific administrative controls, protective equipment audits, and blood testing protocols for employees potentially exposed to C-8. 2003 AR226-2003 DMkb0d70j26L8MVV84v5bZpgN 3
The document is an analytical phase report for a reproduction study on PFOS conducted by 3M Environmental Laboratory, initiated on February 19, 2002, and compliant with TSCA GLP standards, noting some exceptions in data collection and sample stability. 2002 AR226-1837 8RQrdQK1Nmw0BjkYrzqG9mggK 10
The document is a biennial report submitted by DuPont Company for the manufacture of ammonium perfluorooctanoate (APFO) during the calendar years 2002 and 2003, detailing production volume, emissions, groundwater and surface water monitoring results, workplace hygiene, and employee blood monitoring as part of their commitments to the EPA regarding perfluorooctanoic acid ( 2002 AR226-1876 Z4G8k6bV8XEwyVm5X3Ya5xRxY 5
The document is an Analytical Phase Report for a reproduction study on PFOS conducted by 3M Environmental Laboratory, detailing compliance with TSCA GLP standards and noting exceptions in data collection and sample stability. 2002 AR226-1861 Rjj1ZboJMEMonjy9M3abGa27X 216
The document is a draft report by Mark H. Russell from DuPont discussing the modeling of leaching potential for mobile and persistent chemicals, using the USEPA Pesticide Root Zone Model (PRZM) to estimate potential groundwater concentrations following chemical application in Washington County, OH. 2002 AR226-1799 71MxkerzM82drpa3p6y1K7eVe 8
The document details a study conducted by Centre Analytical Laboratories, Inc. for 3M Environmental Technology and Safety Services on the extraction of potassium perfluorooctanesulfonate (PFOS) from quail serum and liver using HPLC-Electrospray/Mass Spectrometry, ensuring compliance with EPA Good Laboratory Practice Standards. 2001 AR226-1819 bBmmyK9RrLr0dGVXoRLZDjMyO 102
The document details a study conducted by Centre Analytical Laboratories, Inc. for 3M Environmental Technology and Safety Services on the extraction of potassium perfluorooctanesulfonate (PFOS) from egg components for analysis using HPLC-Electrospray/Mass Spectrometry, noting compliance with EPA Good Laboratory Practice Standards despite some exceptions. 2001 AR226-1820 bBGjz4NEXZqNRpJZ896pO6a7Z 101
The document details a study conducted by Centre Analytical Laboratories, Inc. for 3M Environmental Technology and Safety Services on the extraction of potassium perfluorooctanesulfonate (PFOS) from mallard serum and liver using HPLC-Electrospray/Mass Spectrometry, ensuring compliance with Good Laboratory Practice standards. 2001 AR226-1823 qarw7Y3BOJdnM1VrMLJzN4N8n 104
The document is a laboratory report from 3M Environmental Technology & Safety Services detailing a PFOS dietary LC50 study in northern bobwhite birds, which found that while PFOS levels in liver tissues were consistent across dose groups, sera levels exhibited significant variability among individual animals. 2001 AR226-1826 jmze3oRJ3zY4jkv1mYG8q37V9 16