1970s

Documents dated 1970–1979.

Page 3 of 4 — 370 documents
Title / Summary Year AR226 Docket Hash ID Pages
This document reports on an acute toxicity study of a mixture containing perfluorooctanesulfonate (PFOS) conducted on Daphnia magna, using a sample identified as FC-600, which was treated in a SCAS reactor, with the study indicating potential toxicity but noting that data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1977 AR226-0829 gb6BzqQ0mypb0XVqGLbE8wj5V 4
This document details an acute toxicity study on a mixture containing perfluorooctanesulfonate (PFOS) conducted on Daphnia magna, using a sample identified as FC-600, which is composed of 1.0% PFOS and various other components, to assess its effects after treatment in a SCAS reactor. 1977 AR226-0830 zzJqk93vDNpY0w92bgKM13rbR 4
The document summarizes a study conducted for the German Government Agency for Military Technology and Procurement, which evaluated the environmental properties and toxicity of a fire extinguishing foam containing 0.67% PFOS (perfluorooctanesulfonate) from 3M's FC-3017, alongside other components, using various toxicity tests. 1977 AR226-0896 bBjJBxraK3DMw3xOmzpNYm29k 28
The document reports the results of mutagenicity testing conducted by Riker Laboratories on various chemical samples, indicating that none of the samples tested, which may include perfluorinated compounds, showed mutagenic activity in the Ames spot test. 1977 AR226-0612 6wz6eVn1mbg54rpEEyBD3o3wm 1
The document details a soil adsorption study of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), conducted in 1978, using specific methods to analyze its behavior in Brill sandy loam soil under controlled conditions. 1976 AR226-0348 np33V4jEG2Yy3ybeLe82kQNja 14
The document reports on reverse mutation studies conducted on a sample identified as T-1485 from 3M Company, evaluating its mutagenic activity using Salmonella and Saccharomyces strains with and without mammalian metabolic activation. 1976 AR226-0979 70pKZ831Vd5Rw8K296nRe7bqj 9
This document reports on biodegradation testing of a mixture containing perfluorooctanesulfonate (PFOS) produced by 3M, indicating that the results do not accurately reflect the degradation potential of the fluorochemical component due to incomplete characterization of impurities and lack of methodological details. 1976 AR226-0777 X7vdLOLGqGVO4vRygDjNag1gd 4
This document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) on fathead minnows (Pimephales promelas), indicating that the test sample was composed of 0.67% PFOS among other components, with the study conducted in 1976 under non-GLP conditions. 1976 AR226-0789 YDYGD8QQK4mr81wpoxw5L89vV 3
The document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) conducted on fathead minnows (Pimephales promelas), indicating that the test sample was a mixture with 0.67% PFOS and various other components, but the data may not accurately reflect the toxicity of the fluorochemical due to incomplete characterization of impurities. 1976 AR226-0790 EqYw1QDk4yaVwBYk6mv7VwQeg 5
The document summarizes acute toxicity studies on a mixture containing 0.96% PFOS (perfluorooctanesulfonate) from 3M's FC-3031, indicating that the data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1976 AR226-0897 9JQeL30jv2O5373Ea8yqjOewV 6
The document details a soil adsorption study of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), conducted in 1978, using specific methodologies to analyze its interaction with Brill sandy loam soil. 1976 AR226-0348 e17NenGqL5qKQDRgnQLaryXxy 14
The document details biodegradation studies of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), indicating that initial tests showed minimal oxygen uptake and no detectable degradation products, likely due to the substance's coagulation preventing enzymatic attack. 1976 AR226-0356 VNBEpKvDy0vNX8Gy9Gk3rZYK 67
The document reports on a biodegradation study of N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE alcohol), indicating that it is unlikely to degrade in non-acclimated aerobic biological treatment systems due to insufficient biochemical oxygen demand (BOD) results, despite high chemical oxygen demand (COD) values. 1976 AR226-0368 Rab4wRgN9EqLGykwZmkRrXRXn 12
The document details a soil adsorption study of N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE Alcohol), conducted in 1979, which involved preparing various concentrations of the substance and analyzing its adsorption and desorption properties in Brill sandy loam soil. 1976 AR226-0370 MG9z0r8eLeEJXEZZ3wakMpyj9 17
The document reports on a biodegradation study of perfluorooctanesulfonylamido(ethyl)acetate (PFOSAA, FC-128), indicating that approximately 70% of the theoretical maximum oxygen uptake occurred within a 7-hour period, suggesting potential biodegradability under aerobic conditions. 1976 AR226-0398 wbg95w2pY6MzL3RbnKnR1KyJ 39
The document reports on an acute oral toxicity study conducted by Biosearch, Inc. for 3M Company, which found that the LD50 of the tested material (3M Company - T-1565) in male and female albino rats is less than 1,000 mg/kg, with observed signs of toxicity including gastric mucosa erosion and writhing. 1976 AR226-0425 O1r1YbR0wyYV8vnNe8gq1MEKv 2
The document reports on a primary eye irritation study conducted by 3M Company on a test material (T-1585) to evaluate its potential irritative effects when instilled into the eyes of rabbits, with results indicating the degree of irritation observed. 1976 AR226-0426 0qNNyXvERGGj0Y65R7ddo8eOR 3
The document reports on reverse mutation studies conducted by 3M Company on a sample identified as T-1485, evaluating its mutagenic activity using five Salmonella strains and one Saccharomyces strain. 1976 AR226-0989 Ed2KvJRQeGDVeOODyqRN3gbdR 9
The document details a biodegradation study of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), indicating that initial tests showed minimal oxygen uptake and no detectable degradation products, likely due to the substance's coagulation preventing enzyme action. 1976 AR226-0356 yp1NdXzv5g0xGkG0YBEbeLze6 67
The document reports on a biodegradation study of N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE alcohol), indicating that it is unlikely to degrade in non-acclimated aerobic biological treatment systems due to insufficient oxygen depletion during BOD testing, despite high COD values. 1976 AR226-0368 1grqwqGX4qdqNbJZ1qL6VronZ 12
The document details a soil adsorption study of N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE Alcohol) conducted in 1979, using specific methods to assess its adsorption and desorption characteristics in Brill sandy loam soil. 1976 AR226-0370 v1ZMKn3EozqO08nX7RrMGDxzq 17
The document reports on a biodegradation test of perfluorooctanesulfonylamido(ethyl)acetate (PFOSAA or FC-128), indicating that approximately 70% of the theoretical maximum oxygen uptake occurred within a 7-hour period, suggesting potential biodegradability under the tested conditions. 1976 AR226-0398 mqLVzzmqnBQL03aqmqM2J7owb 39
The document reports on an acute oral toxicity study conducted by Biosearch, Inc. for 3M Company, which found that the acute oral LD50 of the tested material (3M Company - T-1565) in rats is less than 1,000 mg/kg, with observed signs of toxicity including gastric mucosa erosion and writhing. 1976 AR226-0425 gazO03yKQRn3KnZdNpGnoJBO3 2
The document reports on a primary eye irritation study conducted by 3M Company using a test material (T-1585) on rabbits to evaluate the degree of irritation caused by the substance when instilled into their eyes, as part of compliance with the Federal Hazardous Substances Labeling Act. 1976 AR226-0426 BRrN0Oa3ENaoqvmY0EnZnRakk 3
This is a DuPont internal communication detailing the request for an analysis of eight-hour time-weighted average C-8 concentrations downwind of Teflon exhaust stacks at the Washington Works facility, including specific emission sources and conditions for data collection. 1976 AR226-1976 6Bnn9LZVJXozMZvEGj8mdB8k6 3
The document reports on a study conducted by 3M that evaluated the mobility of fluorochemicals FC 95 and FC 143 in sandy loam soil, finding that FC 95 had an adsorption coefficient of 0.99 and FC 143 had a coefficient of 0.38, indicating both compounds are mobile in the soil. 1976 AR226-1783 2qNOoyQqKpvjOpjd09358qk0g 14
The document is a Haskell Laboratory report detailing acute inhalation toxicity studies on four mixtures, specifically aimed at evaluating the potential hazards of these substances, which were submitted by the Organic Chemicals Department of Jackson Laboratory. 1976 AR226-2849 nO958Gn8z4V0OZG2BOQrNNLX 10
The Haskell Laboratory Report No. 960-76 evaluates the acute oral toxicity of an aqueous solution of a perfluorinated compound in young adult ChR-CD male rats, finding a very low toxicity with an approximate lethal dose of 25,000 mg/kg. 1976 AR226-2853 7vgg9j9Vm0Z7nbpZkOYDQDdR 1
The document provides a toxicological assessment of Telomer B Citrate Urethane (TBCU), a perfluorinated compound, detailing its physical properties, acute and subchronic toxicity findings, and establishing a recommended acceptable exposure limit (AEL) of 0.1 mg/m³ for respirable dust. 1976 AR226-3382 7jELd7R46jbevO9d2LJ7N2e8 2
The document reports on biodegradation testing of a mixture containing perfluorooctanesulfonate (PFOS) produced by 3M, indicating high Chemical Oxygen Demand (COD) values but lacking reliable conclusions due to insufficient method description and sample characterization. 1976 AR226-0777 zb5wXYOwgQ0Dxk2ddeVdkN4k0 4
The document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) conducted on fathead minnows (Pimephales promelas), indicating that the test sample was a mixture with 0.67% PFOS and various other components, although the method and specific toxicity results are not provided. 1976 AR226-0789 QXDjKJQmVbQNrXNkRkey7xYjo 3
The document details an acute toxicity test conducted on fathead minnows (Pimephales promelas) using a mixture containing 0.67% perfluorooctanesulfonate (PFOS) from a 3M production lot, indicating potential toxicity but noting that data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1976 AR226-0790 zdV0ZJKL8Vd27dm4BZLydJ8V3 5
The document summarizes acute toxicity studies on a mixture containing 0.96% PFOS (perfluorooctanesulfonate) from 3M's production lot 2, specifically examining its effects on juvenile fathead minnows (Pimephales promelas) over a 96-hour exposure period. 1976 AR226-0897 2qGxmYJE9dJR9ODoXmG47MV0L 6
The document details an acute toxicity test conducted on fish (Lepomis macrochirus) using a mixture of perfluorooctanesulfonate (PFOS DEA salt) in water, following EPA guidelines, to assess the effects of the substance on aquatic life over a 96-hour exposure period. 1975 AR226-0115 LJRGyYa928047oNkzQ8XxdOBq 26
The report from WARF Institute, Inc. details the skin and eye irritation testing results for a product submitted by 3M Company, concluding that the product is not irritating to the skin but does cause eye irritation. 1975 AR226-0127 gDNq501oN87J8MnQkj8xZ8vb3 9
The document reports on an acute oral toxicity study conducted by Biosearch, Inc. for 3M Company on a substance identified as 3M Company - T-1388, which demonstrated an acute oral LD50 of less than 0.63 gm/kg in rats. 1975 AR226-0326 zQyYe96daKRq52GDe5MKxKzqz 2
The document reports on a water solubility study of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), conducted by 3M in 1977, which found that the substance has a solubility in the mid part per billion range, although the purity of the sample and testing conditions were not adequately characterized. 1975 AR226-0344 jgqeLoEDy5qQq9X3NvYdD4V4y 5
The document reports on an acute toxicity test of the perfluorinated compound Potassium Decafluoro(pentafluoroethyl)cyclohexanesulfonate (FC-98) on fathead minnows (Pimephales promelas), indicating that the highest concentration tested resulted in total mortality by 72 hours. 1975 AR226-1030 3QwbVGXed9Oa5a5MXq5bRmvkD 2
The document details an acute toxicity test of Perfluorooctanesulfonate (PFOS DEA salt) on the fish species Lepomis macrochirus, conducted under EPA guidelines, with a focus on the effects of a 96-hour exposure to a test mixture containing approximately 25% PFOS. 1975 AR226-0115 YGZ6Xnr788gnbdGXk8pwMvD98 26
The report from WARF Institute, Inc. details the skin and eye irritation testing of a product submitted by 3M Company, concluding that the product shows no skin irritation but does cause eye irritation. 1975 AR226-0127 5bYjbNyV655XQpx3xgRzyRGgR 9
The document reports on a biodegradation test conducted by 3M Company on a mixture containing 6% PFOS, revealing high Chemical Oxygen Demand (COD) and varying Biochemical Oxygen Demand (BOD) results, but lacks sufficient characterization of the test substance and methodology. 1975 AR226-0689 bKJqrDZJZ9LKYJYXvawQYdRy 4
The document reports on an acute toxicity test conducted on juvenile Pimephales promelas (fathead minnows) using a mixture containing 6% PFOS, indicating that the test sample, FC-201, had insufficiently characterized purity and may not accurately reflect the toxicity of its fluorochemical components. 1975 AR226-0690 L6kd90qDJp3BbXKRE39OadJ7 7
The document details an acute toxicity test conducted on the aquatic invertebrate Palaemonetes pugio using a mixture containing 1.34% PFOS, indicating that the test was performed to assess the toxicity of this perfluorinated compound in a controlled environment. 1975 AR226-0723 4J3DbooZxajmMqp3VYQrg6L6e 12
The document reports on a biodegradation test of a mixture containing 1.34% perfluorooctanesulfonate (PFOS) conducted by 3M Company in 1975, providing various organic carbon measurements but lacking detailed methodology and conclusions. 1975 AR226-0736 oeoV2JbQaEYa75Qd1rYeBYbnR 5
The document reports on an acute toxicity test of a mixture containing 1.34% PFOS (perfluorooctanesulfonate) conducted on juvenile Pimephales promelas, indicating potential toxicity levels but lacking comprehensive characterization of impurities and specific test conditions. 1975 AR226-0740 pm6LaVjRVEm36B4V23JNjk4KX 3
The document reports on a biodegradation test of a mixture containing perfluorooctanesulfonate (PFOS) produced by 3M, indicating that the study was terminated prematurely and lacks reliable data on the degradation potential of the fluorochemical component. 1975 AR226-0776 JrydO9zeOaZkXEyG23dQzQ3v2 3
The document details an acute toxicity test conducted on bluegill sunfish (Lepomis macrochirus) using a mixture containing 0.92% perfluorooctanesulfonate (PFOS) from a 3M production lot, indicating potential toxicity levels based on the test conditions and methods used. 1975 AR226-0795 6B8xKJ7Bv0mXYVBggv2Vy2Y86 9
The document details an acute toxicity test of a mixture containing 1.0% PFOS on fathead minnows (Pimephales promelas), conducted in 1975, with unspecified test conditions and results indicating the need for caution due to the presence of impurities in the test sample. 1975 AR226-0826 8RpKmoNMmgakR6Q4Qpv2EYvDy 6
The document summarizes multiple biodegradation studies on a mixture containing perfluorooctanesulfonate (PFOS) as part of FC-600, indicating that total organic carbon removal was between 90-91% and dissolved organic carbon removal ranged from 79.9-94% over 28 days. 1975 AR226-0825 65RKvDawmvd4nxajbm7D19Kyo 41
The document reports on an acute toxicity test conducted on bluegill fish (Lepomis macrochirus) using a mixture containing 1.0% perfluorooctanesulfonate (PFOS) and various other components, indicating that the test was performed under static conditions with specific water chemistry parameters noted. 1975 AR226-0827 G6NqVOD24q67xLKjMgRQe8Eex 5
The document details an acute toxicity test conducted on bluegill sunfish (Lepomis macrochirus) using a mixture containing 0.58% perfluorooctanesulfonate (PFOS) from a 3M production lot, indicating the test's methodology and conditions but noting that the data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1975 AR226-0872 5bdmxDQgkayX35xaDGm8gBEv0 9
This document details an acute toxicity test conducted on fathead minnows (Pimephales promelas) using a mixture containing 0.58% perfluorooctanesulfonate (PFOS) from a 3M production lot, with the study following EPA guidelines and measuring various environmental parameters over a 96-hour exposure period. 1975 AR226-0874 zQdEvQNJxRbVEXLNyV6Eg4zqm 16
The document reports on an acute toxicity test of a PFOS-containing mixture (FC783) conducted on bluegill sunfish (Lepomis macrochirus) to determine its effects, using standard EPA methods, with a 96-hour exposure period. 1975 AR226-0876 YDb3Gj1EzEgqDVBG9g39eBqz8 13
The document reports on an acute oral toxicity study of a 25% w/v suspension of a material identified as 3M Company - T-1388, which resulted in an LD50 of less than 0.63 gm/kg in male and female albino rats. 1975 AR226-0326 Ev7y6bLkL32NbMG3MR9R5E3vL 2
The document reports on a water solubility study of N-ethylperfluorooctane sulfonamidoethanol (N-EtFOSE Alcohol), conducted by 3M in 1977, which found that the substance has a solubility in the mid part per billion range, although the purity of the sample and the characterization of the test water were not adequately documented. 1975 AR226-0344 gwmM3Voa60jvv6Xj3N06a1LG 5
The document reports on a water solubility test for N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE Alcohol) from a 3M lot, indicating a solubility of 0.82 mg/L, but notes concerns about the study's reliability due to insufficient characterization of the test substance and methodology. 1975 AR226-0367 JNy3LXKXV60YKGG90ddnYBk1v 12
The document reports on an acute toxicity study of N-methylperfluorooctane sulfonamidoethanol (FC-3925) on bluegill sunfish, indicating that the highest concentration tested did not induce 50% mortality, and the test substance precipitated over the course of the experiment. 1975 AR226-0372 zQVXb2exwDNvQkGL1Qk2k0B37 4
The document reports on acute toxicity studies of N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE Alcohol) on Daphnia magna, indicating that the concentrations tested exceeded the water solubility of the substance and detailing the test conditions and water chemistry parameters. 1975 AR226-0373 K6o2k42d7J8xLbx119YmMyd1K 13
The document is a report from Biosearch, Inc. detailing a primary skin irritation study conducted on a material from 3M Company (T-1395) using albino rabbits to assess its potential irritative effects on intact and abraded skin, with results summarized in a table. 1975 AR226-0421 6w5bedbvmMVjBK3QN99wjNBQ4 4
The document reports on a primary eye irritation study conducted by Biosearch, Inc. for 3M Company on a test material (T-1395), concluding that the substance does not cause ocular irritation and therefore requires no cautionary labeling under the Federal Hazardous Substances Labeling Act. 1975 AR226-0422 bJbBkJD38x6qjJVrXza7Y3a3 4
The document reports on a primary eye irritation study conducted by 3M Company on a test material (T-1395) to evaluate its potential irritant effects when instilled into the eyes of albino rabbits, concluding that the material's irritancy level is detailed in the accompanying results table. 1975 AR226-0423 mBJO1OwxwvQrB5QqNRGD68MpJ 3
The document reports on an acute toxicity test of perfluorooctanoic acid ammonium salt (PFOA ammonium salt) conducted on the fish species Pimephales promelas, revealing a 96-hour LC50 value of 766 mg/L. 1975 AR226-0504 OED6RMaqqQVJLVwxZYNR8RdJM 7
The document reports on a water solubility test for N-methylperfluorooctane sulfonamidoethanol (N-MeFOSE Alcohol) from a 3M lot, indicating a solubility of 0.82 mg/L and concluding that the substance is relatively insoluble in water, though the study's reliability is questioned due to inadequate characterization and testing conditions. 1975 AR226-0367 oDa3VY9nn9VmVMk7eqzbpNGyX 12
The document reports on an acute toxicity study of N-methylperfluorooctane sulfonamidoethanol (FC-3925) on bluegill sunfish, indicating that the highest concentration tested did not induce 50% mortality, and that the substance precipitated out of solution over the test period. 1975 AR226-0372 rpjXGGBBGX3YeLM7ym1YRodv0 4
The document reports on two studies assessing the acute toxicity of N-methylperfluorooctane sulfonamidoethanol (CAS # 24448-09-7) to the aquatic invertebrate Daphnia magna, with findings indicating varying levels of mortality at different concentrations tested. 1975 AR226-0373 8V1RDG2zjg3wKo8ZOjXVq6L6d 13
The document reports on a primary skin irritation study conducted by Biosearch, Inc. for 3M Company on a material (likely related to PFOA or PFOS) to determine its irritation potential on the skin of albino rabbits, using the Draize method for scoring results. 1975 AR226-0421 reZNG887eVm2OD4gJnVbnRmZG 4
The document is a report from Biosearch, Inc. to 3M Company detailing a Primary Eye Irritation Study conducted on a test material (3M Company - T-1395), which concluded that the material is not an ocular irritant and does not require cautionary labeling under the Federal Hazardous Substances Labeling Act. 1975 AR226-0422 ZnZDmmd7ZLMGz9XRn7BLqED90 4
The document reports on a Primary Eye Irritation Study conducted by 3M Company on a test material (T-T 395) to assess its irritative effects when instilled into the eyes of albino rabbits, concluding that the material's irritative potential is detailed in the accompanying results table. 1975 AR226-0423 peDBmBEDk69bVDz9beeLX0wza 3
The document reports on an acute toxicity test of perfluorooctanoic acid, ammonium salt (PFOA ammonium salt), conducted on the fish species Pimephales promelas, revealing a 96-hour LC50 value of 766 mg/L. 1975 AR226-0504 E33Np7Lz1JQ54Y1ayDYDNj4b 7
Unreadable document. 1975 AR226-1975 LJE6Xreg57yqGOa9a1D1Qrexq 6
The Haskell Laboratory Report No. 802-76 evaluates the dermal toxicity of a material submitted by the Organic Chemicals Department of E. I. du Pont de Nemours and Company, finding that it produced mild skin irritation but no fatalities in six male albino rabbits at a dose of 200 mg/kg. 1975 AR226-2850 6wVa1Eo4nRYogw4Nj7vN84B5d 3
The document is a Haskell Laboratory report indicating that a material tested for skin corrosion on rabbits, submitted by E. I. du Pont de Nemours and Company, was found not to be corrosive to skin. 1975 AR226-2851 KRdQaeegERxyOMekbymMGJLK2 3
The document is a report from E. I. du Pont de Nemours and Company Haskell Laboratory detailing mutagenic activity testing of a compound using Salmonella strains to assess potential mutations, including both base-pair substitutions and frame-shift mutations, with a focus on the testing methods and controls employed. 1975 AR226-2860 zopZgQV1wa7y6n2NNXgpXa9en 4
The document reports on a mutagenicity assay conducted by E. I. du Pont de Nemours and Company at the Haskell Laboratory, testing a sample submitted by the Seaford Textile Fibers Department for its ability to revert Salmonella strains from histidine dependence to independence, although the specific substance being tested is not identified. 1975 AR226-2865 k9XgrNnaLaw5ovX9gzajNrZey 6
The document reports on a biodegradation test of a mixture containing perfluorooctanesulfonate (PFOS) conducted by 3M Company, revealing high Chemical Oxygen Demand (COD) and varying Biochemical Oxygen Demand (BOD) results, but lacks sufficient characterization of the test substance and methodology. 1975 AR226-0689 jmyNeRbMLM7dqVekywxgY5bG9 4
The document reports on an acute toxicity test of a mixture containing 6% PFOS, conducted on juvenile Pimephales promelas, indicating that the test sample's purity was not sufficiently characterized and may not accurately reflect the toxicity of the fluorochemical component. 1975 AR226-0690 LoB8LgRn7n6xjRmQqVQ7mLEVX 7
The document presents a biodegradation test report for a mixture containing 1.34% perfluorooctanesulfonate (PFOS) conducted by 3M Company in 1975, highlighting high levels of Chemical Oxygen Demand (COD) and Biochemical Oxygen Demand (BOD) but lacking detailed methodology and characterization of the test substance. 1975 AR226-0736 RaZMb4q4nRamo5kgXwjROgmX8 5
This document reports on an acute toxicity test conducted in 1975 using a mixture containing 1.34% PFOS (perfluorooctanesulfonate) on juvenile Pimephales promelas, noting that the test conditions and methods were not fully characterized. 1975 AR226-0740 6d392Gy2VREE23a9xvKZLZam 3
The document reports on a biodegradation test of a mixture containing perfluorooctanesulfonate (PFOS) produced by 3M, indicating high Chemical Oxygen Demand (COD) values but low Biochemical Oxygen Demand (BOD) results, with the study being deemed unreliable due to premature termination and lack of method details. 1975 AR226-0776 Yj5JaE35aL6J17929LebBoNVV 3
The document reports on an acute toxicity test conducted on bluegill sunfish (Lepomis macrochirus) using a mixture containing 0.92% perfluorooctanesulfonate (PFOS) and other components, indicating that the data may not accurately reflect the toxicity of the fluorochemical due to incomplete characterization of impurities. 1975 AR226-0795 Rjm85yv2nRDLayvNrwkR74Qzk 9
The document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) conducted on fathead minnows (Pimephales promelas), indicating that the test sample, FC-600, consists of 1.0% PFOS among other components, although the specific method and production lot number were not provided. 1975 AR226-0826 jbnrMrd9z04Vz11wvV73nBdZ 6
The document reports on an acute toxicity test conducted on bluegill fish (Lepomis macrochirus) using a mixture containing 1.0% perfluorooctanesulfonate (PFOS) and various other components, indicating that the test was performed under static conditions with incomplete characterization of impurities. 1975 AR226-0827 Rjo2ZynVgGbgM9QMKzLXrv947 5
The document details an acute toxicity test conducted on bluegill sunfish (Lepomis macrochirus) using a mixture containing 0.58% perfluorooctanesulfonate (PFOS) from a 3M production lot, indicating the test's methodology and conditions, but notes that the data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1975 AR226-0872 2j655gmw35aZr8KmKOjOddV2g 9
The document outlines a research proposal by 3M and Johns Hopkins University to analyze serum samples for fluorochemicals, including PFOS and PFOA, from out-of-county residents in Washington County, Maryland, collected during the CLUE I and CLUE II studies in 1974 and 1989, to assess changes in levels over time. 1974 AR226-0020 qmobZzadDk8EmKvJNzKgxBwn 6
The document discusses the results of skin and eye irritation assessments conducted on FC-95 (T-1117) by the WARF Institute, indicating that the substance was non-irritating to the skin but minimally to mildly irritating to the eyes of albino rabbits, with recommendations for precautionary labeling. 1974 AR226-0979 mVXd782bDbenQnx6kjzXG23Z 7
The document reports on an acute toxicity test of Perfluorooctanesulfonate (PFOS) ammonium salt, produced by 3M, which found a 96-hour LC50 value of 100 mg/L for the fish species Pimephales promelas. 1974 AR226-0195 ExjdB008VgOMQGg3mQ8MZ6V4V 11
The document reports on a biodegradation test of Perfluorooctanesulfonate, Ammonium salt (PFOS NH4+ salt) conducted by 3M Company, indicating that some portion of the substance biodegraded in aerobic environments, although the results primarily reflect the biodegradation of the isopropanol component rather than PFOS itself. 1974 AR226-0196 pLzzw8okN9En5111aQe0VLpE 10
The document details a biodegradation study of perfluorooctanesulfonate (PFOS) conducted by Springborn Laboratories, Inc., using various pure microbial cultures to assess its degradation over a 7-day period, with a purity of 86.9% confirmed through multiple analytical techniques. 1974 AR226-1030 0qyz7OOZKDOO0joK9gRr1VRGn 3
The document reports on an acute toxicity test of Perfluorooctanesulfonate (PFOS NH4+ salt) conducted on the fish species Pimephales promelas, revealing a 96-hour LC50 value of 100 mg/L with 100% mortality observed at the highest concentration of 150 mg/L. 1974 AR226-0195 dYrEaGg0mKm4JwnZXmvdwM1Y0 11
The document reports on a biodegradation test of Perfluorooctanesulfonate, Ammonium salt (PFOS NH4+ salt) conducted by 3M Company, indicating that some portion of the substance biodegraded in aerobic environments, although the results primarily reflect the biodegradation of the isopropanol component rather than PFOS itself. 1974 AR226-0196 vjqMJx9oV5w1E5VkBvvLDn3q 10
The document outlines a research proposal by 3M in collaboration with Johns Hopkins University to analyze serum samples for fluorochemicals, including PFOS and PFOA, from out-of-county residents in the CLUE I and CLUE II studies conducted in 1974 and 1989, aiming to assess detectable levels and changes over time. 1974 AR226-0020 6bkVX47ZOMvyjMqK19p1M6YGR 6
The document describes an algicidal activity test of a mixture containing perfluorooctanesulfonate (PFOS) and other components, conducted on algae species Chlorella pyrenoidosa and Phormidium inundatum, to assess the toxicity of the fluorochemical component. 1974 AR226-0721 K6rnJBaKvmmwRQ85Yn24kr9Rx 10
The document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) on juvenile rainbow trout, indicating the test was conducted under static conditions for 96 hours with various concentrations of the substance. 1974 AR226-0722 mm1vegVLDEQMdJJnXmX6NByKZ 4
The document reports on an acute toxicity test of a PFOS-containing mixture (FC206) on fathead minnows (Pimephales promelas) conducted in 1974, noting that the data may not accurately reflect the toxicity of the fluorochemical component due to the presence of impurities. 1974 AR226-0781 3Nbv0ra91Zrrj2Nd8BD8yde6J 7
The document reports on an acute toxicity test of a mixture containing 0.67% perfluorooctanesulfonate (PFOS) on juvenile rainbow trout (Salmo gairdneri), indicating that the study was conducted under unspecified conditions in 1974, with a focus on the effects of varying concentrations of the test substance. 1974 AR226-0782 3JM15pK4w9w3jE04BLen8znkJ 3
The document details an acute toxicity test of a PFOS-containing mixture (FC-206) on the aquatic invertebrate Daphnia magna, noting its composition and the testing methodology, although it indicates that the data may not accurately reflect the toxicity of the fluorochemical component due to impurities. 1974 AR226-0787 kDZEa1byEzEGmwYDd4bdo4JYb 8
This document reports on an acute toxicity test of a mixture containing perfluorooctanesulfonate (PFOS) conducted on the aquatic invertebrate species Gammarus fasciatus, revealing a 48-hour median tolerance limit (TL50) value of 5170 mg/L. 1974 AR226-0788 3pm4v8ygx8Xr29X8jJ6d6NwE 8
The document reports that the 96-hour LC50 for the perfluorinated compound Perfluorooctanesulfonylamido(ethyl)acetate (PFOSAA) tested on fathead minnows (Pimephales promelas) by 3M Company was determined to be 30 mg/L. 1974 AR226-0400 E3zXORqj7G9eZyDdjz1amwL4 4
The document reports that the 96-hour LC50 for the test substance perfluorooctanesulfonylamido(ethyl)acetate (PFOSAA) was determined to be 34 mg/L for the fathead minnow (Pimephales promelas) in a study conducted by 3M Company. 1974 AR226-0401 Oz06Z5v42QKOvyMpY8VLa4npX 4
The document reports on a bioaccumulation study of the perfluorinated compound 2-(N-Ethylperfluorooctanesulfonamido)ethyl acrylate (B1228) conducted by 3M Company, indicating that the substance is not bioaccumulative in carp (Cyprinus carpio) under the tested conditions, although concerns about the purity and 1974 AR226-0415 2q80v9JZQNnDmm7DD14d767oN 97