CD 26 — AR226-3769-3957

EPA administrative record segment: CD-26--AR226-3769-3957 (337 documents).

Page 3 of 4 — 337 documents
Title / Summary Year AR226 Docket Hash ID Pages
This document is an interim report detailing the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples from Northern Alabama as part of the 3M Decatur Monitoring Program, conducted under EPA TSCA Good Laboratory Practice Standards. 2005 AR226-3798 jm4Y9pRww2eDjnj4yxp5585kZ 122
This is a Severn Trent Laboratories analytical report (Job 233025) prepared for Weston Solutions regarding the Confidential Decatur project, detailing wet chemistry data and sample information for soil analysis. 2005 AR226-3828 KGr9Q686BVdZbrE2zn45Oa39N 84
This is a Severn Trent Laboratories analytical report (Job 233507) prepared for Weston Solutions regarding the confidential Decatur project, detailing wet chemistry data for soil samples. 2005 AR226-3828 85DOYqLjyB8m4xvZK5rpyEeeB 58
This analytical report from Severn Trent Laboratories, prepared for Weston Solutions, Inc., details the sampling of water for a confidential investigation in Decatur, with samples collected on July 21-22, 2005. 2005 AR226-3828 gavE2qXEnNxp5dR7Rvp234NdG 25
The Severn Trent Laboratories analytical report prepared for Weston Solutions, Inc. details the sampling of water for a confidential investigation in Decatur, with multiple samples collected between July 18 and July 21, 2005. 2005 AR226-3828 rxLdQyq2dxqXBek8woEw8dy6G 34
This analytical report from Severn Trent Laboratories, prepared for Weston Solutions, Inc., details sediment samples collected for the Confidential Decatur - FC Investigation, but does not specify any findings related to PFOA or PFOS. 2005 AR226-3828 QM6EVvgpjZ4KVomYBKDeQmD6 18
This is a Severn Trent Laboratories analytical report (Job 239580) prepared for Weston Solutions regarding the confidential Decatur project, detailing water sample analyses for total dissolved and suspended solids. 2005 AR226-3828 2J7vG1R9mxGGbMGX2Rym7MJGa 27
This interim report details the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples from Northern Alabama's potable water systems as part of the 3M Decatur Monitoring Program. 2005 AR226-3828 ppXJxB5ZX6mxj5GdJQYKqqmwX 122
This interim report details the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples as part of the 3M Decatur Monitoring Program, conducted by Exygen Research in compliance with EPA TSCA Good Laboratory Practice Standards. 2005 AR226-3828 VZzXEoa5g8zn4R12rb61QYqK 99
This interim report details the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples as part of the 3M Decatur Monitoring Program, conducted by Exygen Research in compliance with EPA TSCA Good Laboratory Practice Standards. 2005 AR226-3828 1y1gzyKgLbwd8ogrLY9kdzzpo 100
This is a transmittal document from TTL, Inc. to Weston Solutions, Inc. regarding the delivery of grain size distribution analyses for sediment samples collected in Decatur, Alabama, under Job Number 020504-041. 2005 AR226-3828 vVKR6y9g2NRexJkadvjbqaq09 19
This is a transmittal document from TTL, Inc. to Weston Solutions, Inc. dated March 23, 2005, regarding the delivery of grain size distribution analyses for sediment samples associated with the Decatur project (Job Number 020504-041). 2005 AR226-3828 zoo5QzDKz87NOwDJQy5rL0dQ6 29
This is a transmittal from Tuscaloosa Testing Laboratory to Weston Solutions, Inc. regarding grain size distribution analysis for soil samples collected on January 27, 2005, under Job Number 020504-041. 2005 AR226-3828 jBeBdBpynGLZLp2myVXGEEonQ 52
This is a transmittal from TTL, Inc. to Weston Solutions, Inc. dated August 5, 2005, regarding the delivery of hydrometers for grain size distribution analysis of soil samples collected on December 7, 2004, as per Weston’s request. 2005 AR226-3828 RJK02y3MMVDzQzw3prKpEJ7ev 7
This is a transmittal from TTL, Inc. to Weston Solutions, Inc. dated April 20, 2005, regarding grain size distribution analyses for soil samples associated with the Decatur project (Job Number 020504-041). 2005 AR226-3828 2RqOzdqKeVM88v79xEYxR716N 62
This is a transmittal document from TTL, Inc. to Weston Solutions, dated November 30, 2005, regarding grain size distribution analyses for samples collected on August 24, 2005, as part of project number 020504-041 in Decatur, Alabama. 2005 AR226-3828 3e4YQ2kjdd7zpEZm5Er0vp4b0 15
This is a transmittal from Tuscaloosa Testing Laboratory (Job 020504-041) to Weston Solutions, detailing the submission of grain size distribution analyses for soil samples collected on January 14, 2005, as part of a project in Decatur, Alabama. 2005 AR226-3828 rYE470Djywj29jdGRqqyzEeG 90
This is a sieve analysis report prepared by Weston Solutions, Inc. for the Decatur, AL FSIA GP Investigation, detailing grain size distribution results for multiple soil samples collected on February 15, 2006. 2005 AR226-3828 pD3Kvzayxjejjp65YYk7rz0j 8
This document is an interim report from Exygen Research detailing the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples as part of the 3M Decatur Monitoring Program. 2005 AR226-3828 Yj8wmbLDNy35yGGxBNnRzM8xD 106
The document is an analytical report from Severn Trent Laboratories for Weston Solutions, Inc., detailing the testing of soil samples related to a confidential investigation into perfluorinated compounds, specifically under job number 232881. 2004 AR226-3828 8R0NBrnn4Ov1xZJMj2Kv2RN5e 38
This document is an analytical report from Severn Trent Laboratories for Weston Solutions, detailing the testing of soil samples related to a confidential investigation in Decatur, with job number 232883. 2004 AR226-3828 rx7mGQ26BVbEM9w6vLpR363ra 56
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 interim report from 3M Environmental Laboratory details the analysis of perfluorobutanesulfonate (PFBS), perfluorohexanesulfonate (PFHS), and perfluorooctanesulfonate (PFOS) in various environmental samples from Northern Alabama's potable water systems as part of the 3M Decatur Monitoring Program. 1999 AR226-3798 x06O9vX7zX3MkoyG1n7XEExg 123
This interim report from 3M Environmental Laboratory details the analysis of perfluorobutanesulfonate (PFBS), perfluorohexanesulfonate (PFHS), and perfluorooctanesulfonate (PFOS) in various environmental samples from Northern Alabama's potable water systems as part of the 3M Decatur Monitoring Program. 1999 AR226-3828 zbvZYrdXrR6bpQ91rRYzLMDD0 123
The document details a 28-day immunotoxicity study on ammonium perfluorooctanoate (PFOA) conducted by E.I. du Pont de Nemours and Company, indicating compliance with U.S. EPA Good Laboratory Practice Standards. 1998 AR226-3779 e13GR1JNx9EM2Vb6w4KMR7YDe 185
The document outlines a 28-day immunotoxicity study of Ammonium Perfluorooctanoate conducted by E.I. du Pont de Nemours and Company, detailing the study's context, guidelines, and quality assurance measures. 1998 AR226-3780 xngBZEY78gX6gz9Y5wboZba1 285
The document details the results of DuPont's analyses of C-8 (PFOA) in Hoslaflon tubes, indicating that if the extraction depth is less than 3 mm, only minor toxicity testing is required. 1997 AR226-3809 x1209k40EQmQOXvZRY95mJODE 6
This is an internal memo from Rik Brandenburg discussing a meeting regarding analytical methods for C-8 substances, with distribution to several colleagues for further collaboration on the topic. 1996 AR226-3808 qkwp3RZZm8KO91qYZ9NgJrpxk 1
The document is a summary of a meeting held on December 6, 1996, regarding C-8 (PFOA) in PTFE parts for food applications, where DuPont aimed to reduce toxicology and migration testing costs while leveraging its expertise in C-8 behavior to protect its business interests. 1996 AR226-3810 zzX9RK9mjYeLV4RQO2b86LDja 2
The document is a TNO report commissioned by Du Pont de Nemours International S.A. regarding the migration and extraction of perfluorooctanoic acid (C-8) from PTFE coated frying pans, concluding that previous testing methods were unreliable and outlining the need for more specific toxicology testing based on migration test results. 1988 AR226-3807 3JGr8LEKZLLR688E9OkkYoLMO 4
The document reports on the determination of possible residues of C8-emulsifier, specifically ammonium perfluorooctanoate (PFOA), in various perfluorocarbon polymers, detailing the analytical methods used and detection limits achieved. 1979 AR226-3806 ZJyb9Na0ZOvj1LVe0g7vMRY2L 3
3M submitted pharmacokinetic studies on perfluorobutane carboxylate (PFBA), perfluorooctane sulfonate (PFOS), and perfluorooctanoic acid (PFOA) to the EPA as part of their ongoing dialogue regarding perfluorochemicals. 1958 AR226-3925 pBxeKoO3X10Y562rM53JgxpeB 2
The document is an analytical report from Severn Trent Laboratories for Weston Solutions, Inc. regarding a confidential investigation in Decatur, which includes wet chemistry data and sample information related to perfluorinated compounds. 1938 AR226-3828 V3kx1Z7E48r5OyqoxxBj4dvyj 90
This document is a submission to the EPA's IRIS and AR-226 database regarding PFOA/PFOS in response to a notice issued by the EPA on February 23, 2006. AR226-3888 VK2Q3J0E7aN6xen44mm4pazQg 40
This document is a letter from Taft Stettinius & Hollister LLP to the EPA Docket Center regarding the submission of information to the IRIS and AR-226 databases for PFOA/PFOS in response to a notice issued by the EPA. AR226-3905 RjNq6xK3KzoM34eog6kxBLQ7X 32
This document appears to be a list of individuals with advanced degrees in environmental science and chemistry, detailing their current positions and relevant research experience, particularly in the field of environmental fate and chemistry of fluorinated compounds. AR226-3918 Q2vBdKa0Nq0a1MLV8rKRwZ5k 1
This document is a letter from Taft Stettinius & Hollister LLP to the EPA Docket Center regarding the submission to the IRIS and AR-226 Database for PFOA/PFOS, in response to a notice issued by the EPA in 2006. AR226-3920 2qpJxYBboqweaJeoZKVeNK0K6 21
This document is a letter from Deborah McCrea to the EPA Docket Center regarding the submission of information to the IRIS and AR-226 databases for PFOA and PFOS in response to a previous EPA notice. AR226-3923 jmjbQN2yXXBXQdO4JB85Dj5MN 39
This document is a letter from Taft Stettinius & Hollister LLP to the EPA Docket Center regarding the submission of preliminary data related to PFOA/PFOS for the IRIS database. AR226-3931 byKLe69qrZNgkaGXqpRL8XNZO 51
The document provides analytical results from Pace Analytical Services for a sample submitted by 3M, confirming the concentration of Diethylene Glycol Butyl Ether at 541 µg/L, in compliance with NELAC standards. AR226-3787 9L16X7qrkd23wymvkpyppq16V 10
This document is a request for archival retrieval of Interim Report #2 analyzing surface water samples for Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) as part of the 3M Decatur Monitoring Program. AR226-3798 gDXgNjeYdX1kGmw4ZYkMQeB2V 102
This document is a letter from Taft Stettinius & Hollister LLP to the EPA Docket Center regarding the submission of information to the IRIS database for PFOA and PFOS in response to a notice issued by the EPA. AR226-3934 jB1myygV3p1gRgwVBDG4p07aZ 15
This document is a letter from Deborah McCrea of Taft Stettinius & Hollister LLP to the EPA Docket Center, submitting information related to perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) in response to a notice issued by the EPA on February 23, 2006. AR226-3933 By6bYrXwk9jvq0jYB1j11o8Y4 54
This document is a letter from Deborah McCrea of Taft Stettinius & Hollister LLP to the EPA Docket Center regarding the submission of information to the IRIS and AR-226 databases for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) in response to a previous EPA notice. AR226-3935 re5r3b0eOpX0096rgoK5Z2Xo7 42
This interim report from 3M Environmental Laboratory details the analysis of perfluorobutanesulfonate (PFBS), perfluorohexanesulfonate (PFHS), and perfluorooctanesulfonate (PFOS) in various environmental samples as part of the 3M Decatur Monitoring Program, conducted in compliance with EPA TSCA Good Laboratory Practice Standards. AR226-3798 npOgMk5O8njQOd0bGVQ3xLz9X 123
This interim report from 3M Environmental Laboratory details the analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in various environmental samples from the Tennessee River as part of the 3M Decatur Monitoring Program, conducted in compliance with EPA TSCA Good AR226-3798 jdZp4K4xV9kE4jVN19R1Dmv5 160
Interim Report #17 presents the analysis of sediment and water samples for perfluorinated compounds, specifically focusing on compliance with Good Laboratory Practice standards and quality assurance measures in the context of Exygen Study No. P0001131. AR226-3798 gbr53r2VZ3mrBY9ddz5re7L6a 127
Off-site sampling in Decatur, Alabama, revealed average concentrations of PFOA, PFBS, PFHS, and PFOS in various environmental media, with notable PFOA levels reaching up to 1875 ppb and PFOS levels up to 1400 ppb in the vicinity of the 3M Decatur Facility. AR226-3800 mm5XwYXnXB3Vmn572wdN8jbob 1
This analytical report by Camp Dresser & McKee, Incorporated details the detection of various perfluorinated sulfonic acids and carboxylic acids, including PFOA, in a water sample collected on February 1, 2010, with specific results indicating several non-detects and low concentrations for some analytes. AR226-3938 0mNGq1On2vwBLoGZQXOZQrgM 125
The document details a quantitative peak review for various perfluorinated compounds, including PFBA, PFBS, PFPeA, PFHxA, PFHpA, and PFHxS, indicating that multiple peaks were missed or identified incorrectly during analysis. AR226-3938 6BX3Qm9KoJweojgLkdo1gEvZ1 100
The document presents quantitative analytical results for various perfluorinated compounds (PFOA, PFNA, PFOS, PFDA, PFUnA, PFDS, PFDoA, PFTrA, PFTeA) indicating that baseline peaks were missed during the analysis. AR226-3938 2qNo8qryNBQOBJG19nJeJp7J6 125
This document is a study report from 3M on the inherent aerobic aquatic biodegradability of a fluoroaliphatic polymeric ester, conducted in compliance with TSCA Good Laboratory Practice standards. AR226-3803 Yrj2J09oLjLnG6j5panQVzMMk 102
The document reports the analytical results for PFOS and PFOA in water samples from the Glibjwoogd Park Pump Station, showing PFOS at 0.017 µg/L and PFOA at 0.029 µg/L, both above their respective reporting limits. AR226-3843 7OEE4qYDY76yQ8rx9pGnRJbqV 5
The document reports the analysis of PFOA in a water sample from the Elmwood Park Pump Station, showing a detected concentration of 0.021 µg/L, which exceeds the reporting limit of 0.010 µg/L. AR226-3844 ae5xeR6g2kmm2keYk0Ga3r0a 2
The memo from Robert Galante discusses the analytical results for PFOS and PFOA from treated water samples collected in Orange, NJ, indicating that the concentrations of these substances were either not detected or below the reporting limits. AR226-3848 R2dMw9ZoboQLNBDdkKqavXpjk 29
The analytical report from QG Laboratories indicates that samples from the United Water City of Orange, specifically from the Chestnut Street Plant and Orange Park, were tested for PFOA, with results showing concentrations below the reporting limits. AR226-3849 7RrROLrjpkgbGo5VenVd7n6zE 22
The document is an analytical report from QC Laboratories detailing the testing of PFOA in samples collected from various locations in Orange, NJ, with results indicating that the concentration of PFOA was either not detected or below the laboratory reporting limits. AR226-3850 4JB9xKyw75n9EZ7XVjrpN9LDx 22
The document is a draft data summary from Betty Boros-Russo regarding PFOA and PFOS sample results from various public water systems in New Jersey, specifically related to the NJ American Water Company. AR226-3864 GmmjG4XZvYeY7VKdvN77nnk9n 25
This is a laboratory report from Underwriters Laboratories Inc. for New Jersey American Water Company, detailing the analysis of perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) in samples collected from various wells on August 29, 2006. AR226-3865 oeGRdn0rBeovn7y3o362kwvvg 5
This is a water quality report from Underwriters Laboratories Inc. (Report #167845) prepared for New Jersey American Water Company, detailing analytical results for PFOS and PFOA from samples collected at Beckett Station and Birch Creek on July 24, 2006. AR226-3866 DM2ZRrdG6OEJbpKoJwJxOk4mM 4
This is a laboratory report from Underwriters Laboratories Inc. (Report #167845) analyzing water samples for PFOS and PFOA concentrations collected from New Jersey American Water Company's Beckett Station and Birch Creek sampling points. AR226-3867 aB00rxVa8LKYLjrRO9pbmznaY 4
This analytical report from TestAmerica details the testing of three water samples for perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), confirming compliance with laboratory quality standards and outlining the methods used for quantitation. AR226-3869 0goR6Ej3V4z9xGEOa3kvLKKan 26
The document presents analytical results for PFOS and PFOA concentrations in various water samples collected from different locations, indicating values below the reporting limits, with specific measurements noted for Birch Creek Wells and treatment plant effluents. AR226-3871 6zXrqO5ybMGVzzkzwn1zEmOd 2
This document presents analytical results for perfluorinated compounds, specifically PFOA, PFOS, and PFNA, from a sample collected on February 9, 2010, indicating various concentrations and peak areas measured using an API 5000 instrument. AR226-3938 Dznk0m6YDD9B4w0vV7v8OZGd 125
The document provides analytical results for various perfluorinated compounds (PFBA, PFPeA, PFBS, PFHxA, PFHpA, PFHxS) from a sample analyzed on February 9, 2010, indicating issues with baseline detection and peak identification for several analytes. AR226-3938 b97y0D6M0Jx2gzM3e7QX9qqk 100
The document presents analytical results for PFOA, PFOS, and other perfluorinated compounds from a sample analyzed on February 8, 2010, using LCMS, showing high accuracy in concentration measurements. AR226-3938 KJLkLeOpRQY7X3ZLEE3oxyBaw 125
The document presents analytical results for various perfluorinated compounds, including PFOA and PFOS, from samples collected on February 17, 2010, detailing their concentrations and retention times. AR226-3938 MM8JE3V2DXLO3waz91XJJmxeV 100
This document appears to be a laboratory data sheet detailing sample acquisition and analysis results for various PFC concentrations, including peak area measurements, associated with a specific analytical run. AR226-3938 2jyDD7XQYL4evVERbyprorgYg 125
The document presents analytical results for various perfluorinated compounds, including PFBA, PFBS, and PFHxS, from a sample collected on February 18, 2010, indicating their concentrations in ng/mL. AR226-3938 omZ77v9r8nKr33p2EO4RYJLzo 125
The document outlines the preparation details for various water samples to be tested for PFOA using specified methods, indicating the status as prepped and listing multiple sample locations and types. AR226-3938 6wQnz5MOme60zrK92wyXMqr5R 125
This is a Certificate of Analysis from DuPont's Corporate Center for Analytical Sciences detailing the synthesis and analysis of Perfluorooctanoic acid, [l,2-di-13C], with a purity of 96.6% and various impurities listed, along with chromatographic conditions for L-PFOS analysis. AR226-3938 rB8EzoXJLzvEOxN5GvqmaxjDE 133
This is a letter from Deborah McCrea at Taft Stettinius & Hollister LLP to the EPA Docket Center, dated July 7, 2010, with no analytical content retained in the OCR. AR226-3940 mr87pkZ21n5pyqZnNVKNj2EO 1
3M submitted a TSCA 8(e) Substantial Risk Notice to the EPA, detailing a study on perfluorooctane sulfonate (PFOS) in mink that found significant weight loss in treated animals compared to controls, although no histological changes were observed in the examined tissues. AR226-3942 aDLenG6Y6jjXmM5My6XBk9mpy 3
Unreadable document. AR226-3943 ym4bQepk8znrx95D1L0aEZ2eE 1
This is a letter from Deborah McCrea at Taft Stettinius & Hollister LLP to the EPA Docket Center, dated September 30, 2010, with no analytical content retained in the OCR. AR226-3945 mnL8x8NYNEe4d76QK7y7pKe4 1
This is a letter from Deborah McCrea at Taft Stettinius & Hollister LLP to the EPA Docket Center, dated October 5, 2010, with no analytical content retained in the OCR. AR226-3948 EvvKEpYg4nnRRVjb0wxLXn9gL 1
The document reports on a study assessing the accumulation and clearance of PFOA in current and former residents of six water districts in West Virginia and Ohio, finding a significant association between years of residence and serum PFOA concentration. AR226-3947 Z4O7a1ap74dErkYR6pe7YM7Xd 37
3M is submitting additional data on perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) to the EPA, including several pharmacokinetic and ADME studies conducted by its Strategic Toxicology Laboratory. AR226-3951 9JGjZ47qoaQrmvgnm73bKmD65 2
The document discusses a study on private drinking water wells as a source of exposure to perfluorooctanoic acid (PFOA) in communities near a fluoropolymer production facility, funded by the C8 Class Action Settlement Agreement related to DuPont's releases of PFOA into drinking water. AR226-3950 ymJZOxoLQGVM0Xd2a0rnekRgd 33
This is a letter from Deborah McCrea of Taft Stettinius & Hollister LLP to the EPA Docket Center, dated August 31, 2010, with no analytical content retained in the OCR. AR226-3952 Dvnmr2D79aKZp9LNQOY1Kx21B 1
This is a letter from Taft Stettinius & Hollister LLP to the EPA Docket Center, dated August 4, 2010, with no analytical content retained in the OCR. AR226-3954 8RzgGLD6knGVNqy4JrL90DOjy 1
This document is a letter from Dyno Nobel Inc. to the US EPA regarding a biodegradation study of Pentaerythritol Tetranitrate (PETN), proposing modifications to ASTM E1625 due to monitoring challenges. AR226-3957 4vbpd5145O2NxvN9Z68kRgOMj 3
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including perfluorobutanesulfonate, perfluorohexanesulfonate, and perfluorooctanesulfonate, received from PACE Analytical, with a focus on the validation of methods for detecting these compounds. AR226-3828 6RnwXB2QD1xGap0BLdpmJzw94 27
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including PFOA and PFOS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) methods. AR226-3828 mpVOaokwg071XrakkQ7oBQdN0 25
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including perfluorobutanesulfonate and perfluorooctanoic acid, as part of a monitoring project for Decatur Outfall 001. AR226-3828 wr9aQeggddBnV7z56bQkyz3Oo 26
The analytical report from Exygen Research details the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS), with a focus on validating methods originally developed for groundwater samples. AR226-3828 7MeO7kRpdYD4001ZzXz6QnbzB 22
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) as part of a monitoring project for Decatur Outfall 001. AR226-3828 peyKe1MeYxOVd0E5LZXYNKXw6 19
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various perfluorinated compounds, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) methods. AR226-3828 6bbzgZrrynJyp8m3O0wZVE6Rm 24
The analytical report from Exygen Research details the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) methods validated for groundwater, with a focus on ensuring the method's applicability to additional analytes. AR226-3828 N2J3jD7rrbzZmY5MQqLv6qBnp 23
The analytical report from Exygen Research details the characterization of aqueous samples for various fluorochemicals, including PFOS, PFBS, and others, using liquid chromatography/tandem mass spectrometry (LC/MS/MS), as requested by 3M for monitoring purposes. AR226-3828 byjD6jgDnowwxX4O5YL978O3Z 20
The analytical report from Exygen Research details the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS), with a focus on validating methods originally developed for groundwater samples. AR226-3828 M49Lma8ybaMyM7LDEzOdB4vBa 27
The analytical report from Exygen Research details the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS), as requested by 3M's Environmental Manager. AR226-3828 NGeJ6rZJ7NeJRjnvwoyqZqoX8 30
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, received from PACE Analytical, using liquid chromatography/tandem mass spectrometry (LC/MS/MS). AR226-3828 gE569vNRYnNwQ8pJmEKq4zLwa 32
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) as part of a study commissioned by 3M. AR226-3828 QJL3gX6dROgzE40evomryLRZ4 33
The document is an analytical report from Exygen Research detailing the characterization of aqueous samples for various fluorochemicals, including PFOS and PFBS, using liquid chromatography/tandem mass spectrometry (LC/MS/MS) as part of a study requested by 3M. AR226-3828 ZJj8jZ21G4DvV1xaoogYjZ4Jd 28