CD 22 — AR226-3001-3250

EPA administrative record segment: CD-22--AR226-3001-3250 (249 documents).

Page 2 of 3 — 249 documents
Title / Summary Year AR226 Docket Hash ID Pages
The document details a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a test substance (not specified) at a dosage of 1000 mg/kg/day, which resulted in minimal liver inflammation and mild alterations in the thyroid gland. 1998 AR226-3187 qajyVzzowgV9Oa15MKxp2ayeR 260
The document reports on a subchronic toxicity study conducted by DuPont, evaluating the effects of a 90-day gavage of a test substance on rats, including grip strength assessments, as part of reproductive evaluations. 1998 AR226-3186 oMoRNQjmBEkqgywZo2v6E4em3 331
The document details a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a 90-day gavage exposure to a perfluorinated compound, with a focus on body and organ weights, as part of reproductive evaluations. 1998 AR226-3188 0gB0JXbqp2O05p1w5ZRJZ00Nm 341
This document reports on a subchronic toxicity 90-day gavage study in rats evaluating one-generation reproduction effects of a test substance conducted by E.I. du Pont de Nemours and Company, adhering to U.S. EPA guidelines. 1998 AR226-3197 Lpk7385J7vV0DxM8w9XJozmOw 316
The document reports on a 90-day subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a specific dosage of a perfluorinated compound, including body and organ weights, as part of one-generation reproductive assessments. 1998 AR226-3201 Yrpw5aXeZ18OvxDjbBnavrm6O 220
The document reports on a 90-day subchronic toxicity study of an unspecified substance conducted by DuPont, detailing microscopic observations of liver lesions in male rats, including necrosis and inflammation at various dosage levels. 1998 AR226-3198 aQ4Yz5KDog6BnqJG9Ng4r7DR 333
The document details a 90-day gavage study on rats conducted by DuPont to evaluate the subchronic toxicity and one-generation reproductive effects of a perfluorinated compound, with clinical and ophthalmological observations recorded throughout the study. 1998 AR226-3199 b5j4LNyQmd8xG38K1beZjrKV6 367
The document reports on an acute eye irritation study conducted by Elf Atochem S.A. using a test substance, with results evaluated in rabbits to assess ocular reactions and classify the irritancy of the substance. 1997 AR226-3067 qaBrXD12vVQ1jDb4nzOKp8ndR 20
The document is a study report from Elf Atochem S.A. detailing an acute dermal irritation test conducted on rabbits using a test substance, with the study completed on February 3, 1997, at the Centre International de Toxicologie, which evaluates the irritant potential of the substance according to established guidelines. 1997 AR226-3068 by27Zbrg5O16NnnMG42bqvby6 19
The document reports the results of USP biocompatibility testing for H-22239 (control item) and H-22240 (test item) conducted by North American Science Associates, Inc. for E. I. du Pont de Nemours and Company, indicating that both substances were non-toxic and passed the tests. 1997 AR226-3066 oeXE48aedZ9j1KGLqQogvNML8 33
The document reports on a static acute 96-hour screening test of the substance H-22274, conducted by Haskell Laboratory for Toxicology and Industrial Medicine, which found that H-22274 exhibited low toxicity to fathead minnows (Pimephales promelas) at various tested concentrations. 1997 AR226-3070 g29MnK8xovE05doZG4v27mnzN 2
The document reports on an acute oral toxicity study of a test substance conducted by Elf Atochem S.A. in rats, completed on February 5, 1997, at the Centre International de Toxicologie, detailing clinical examinations, body weight changes, and necropsy results. 1997 AR226-3069 3V685N6Lx3ZDmeYmz85Ro4VJ 23
This document reports on a static acute 48-hour toxicity test of the substance H-22274, conducted by DuPont, which concluded that H-22274 exhibited low toxicity in aquatic environments. 1997 AR226-3071 6BLeo3p7ydjMGmxXoDj44303o 2
The document reports on an inhalation toxicity screen conducted by DuPont on a test substance, revealing that all rats exposed to the aerosolized compound died within four days, with clinical signs of irregular respiration and lethargy observed. 1997 AR226-3074 QkeoQyX4j3z3oxGqQ5O35o5j5 2
The document reports on a study conducted by E.I. du Pont de Nemours and Company to determine the inhalation approximate lethal concentration (ALC) of a test substance identified as H-22359 in rats, completed on June 17, 1997, while noting a deviation from Good Laboratory Practice standards that did not affect the study's integrity. 1997 AR226-3073 zdB8prjkJb3DBp3n0RX2nvDQ6 12
The document reports on an inhalation toxicity study conducted by E. I. du Pont de Nemours and Company, which found that exposure to H-22485 resulted in severe health effects, including mortality and clinical signs of toxicity in rats. 1997 AR226-3075 9w3GdgpqRq1NqkBvywEYnaDe 2
The document is a final report from DuPont's Haskell Laboratory detailing a study on the incorporation assay of E. coli, conducted under Good Laboratory Practice standards, but notes exceptions regarding the determination of stability and composition of test substances. 1997 AR226-3072 MoE34jrpyzd2KnrVJwdbJ0mYM 54
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on a test substance (identified as DuPont HL-1997-00716) applied to rabbits, which showed no evidence of edema or significant dermal effects after a 4-hour exposure. 1997 AR226-3076 RJ3Yz3pxNGaNJ2NeJ5Kppj7Rn 8
The document reports on an eye irritation test conducted by DuPont on a substance identified as H-22762, which resulted in moderate conjunctival redness and slight conjunctival chemosis in rabbits, indicating some irritation potential. 1997 AR226-3077 jmxJQd6GygqRZDy15xRY1n8B9 9
The document details a mutagenicity study conducted by DuPont on a test substance using the Salmonella typhimurium Plate Incorporation Assay, indicating that the substance appeared stable during the study. 1997 AR226-3078 ZJxgbaD4bRZBxZOvw3jdDba6p 16
The document reports on a study conducted by DuPont to determine the inhalation approximate lethal concentration (ALC) of a perfluorinated compound in rats, indicating that the test substance was stable and the study involved exposure to aerosolized concentrations measured by gravimetric filter analysis. 1997 AR226-3079 7OMDq3R0gwYBMvEnxZNDpYN2R 11
The document reports on a study conducted by E. I. du Pont de Nemours and Company which determined that the oral approximate lethal dose (ALD) of a substance identified as H-22762 in male rats is 5000 mg/kg, indicating it is slightly toxic. 1997 AR226-3081 4JwZzEEQgZMw374ZeoggXvb8p 7
The document reports on a skin irritation test conducted by E.I. du Pont de Nemours and Company on a test substance involving 6 female New Zealand White rabbits, which assessed the acute skin irritation potential after a 4-hour exposure. 1997 AR226-3082 VJVVvpQpgDZpvkLbLGdBKEDEw 10
The document reports on a toxicity study of a DuPont chemical (H-22387) conducted by T.R. Wilbury Laboratories on the freshwater alga, Selenastrum capricornutum, in compliance with EPA and OECD guidelines, initiated on May 2, 1997, and completed on September 17, 1997. 1997 AR226-3080 Zn34XyMrqj8yMqYE65VOZNJLL 41
The document reports on an eye irritation test conducted by DuPont on a test substance, assessing its acute eye irritation potential in rabbits, with the study completed on December 19, 1997. 1997 AR226-3083 0g4e1y3j20bw8V3qJak8rOzrm 10
The document details a study conducted by DuPont on the oral approximate lethal dose (ALD) of a test substance in male rats, completed on December 30, 1997, as part of their toxicology research. 1997 AR226-3084 dMDZy69ZwEy9GEKmR5JMXQX6 8
The document reports on a skin irritation test conducted by DuPont on a test substance (H-23004) involving the application of the substance to the skin of rabbits, with observations made at various time intervals post-exposure. 1997 AR226-3085 10147p2j0L948B64wwrpQdXEo 10
The document reports on a study conducted by E. I. du Pont de Nemours and Company to determine the approximate lethal dose (ALD) of the substance H-21333 in rats, completed on January 23, 1996, while noting deviations from Good Laboratory Practice standards that did not affect the study's validity. 1996 AR226-3036 RaNr4V7N9xqLv13JaojGjNDnn 8
The document reports on an eye irritation test of the substance H-21460, conducted by E. I. du Pont de Nemours and Company, which found that H-21460 caused moderate eye irritation in rabbits, with symptoms resolving within a few days. 1996 AR226-3037 G5Xqwaan3rV41g1kB7KN4kzex 11
The document reports on a skin irritation test of the substance H-21460, conducted by E. I. du Pont de Nemours and Company, which found it to be a mild skin irritant in rabbits, with irritation clearing by 48 hours post-application. 1996 AR226-3038 baqVrMrpGp68pax0bx6D5Jg6o 10
The document reports that the approximate lethal dose (ALD) of the substance H-21460, tested by E. I. du Pont de Nemours and Company on male rats, was found to be greater than 11,000 mg/kg, indicating very low toxicity. 1996 AR226-3039 3eKogvwGG3KpZ8R4n4ZY5EaBO 7
The document reports a skin irritation test of DuPont's H-21665 on rabbits, revealing that the substance caused mild to moderate erythema and edema, with desquamation observed at 72 hours post-exposure. 1996 AR226-3041 KRgO0EQg5jk3gBvLy4vMKb8p2 9
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21987, which was found to be a mild skin irritant in rabbits, with varying degrees of erythema observed. 1996 AR226-3042 YGVQMDNvwa9MpK64LBMxkLrE0 10
The document reports on an eye irritation test conducted by E. I. du Pont de Nemours and Company, which found that the substance H-21987 caused moderate eye irritation in rabbits, with symptoms resolving within one to three days depending on whether the eye was washed after treatment. 1996 AR226-3043 nkgk8zbOZw5xXXepx6N7V40Rm 12
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21951, which was found to be a mild skin irritant in rabbits, showing slight erythema at 1 and 24 hours post-exposure but clearing by 72 hours. 1996 AR226-3044 JvdRR1xv1kRrogdqKGLwprQr2 10
The document reports on a study conducted by E. I. du Pont de Nemours and Company evaluating the acute eye irritation potential of the substance H-219S3 in rabbits, which resulted in moderate conjunctival redness and iritis, but no long-term toxicity, with both treated eyes returning to normal by day three post-treatment. 1996 AR226-3045 50DNN8o6Dm0xqMXvXvvZLVNa4 12
The document reports on a skin irritation test of the substance H-21953, conducted by E. I. du Pont de Nemours and Company, which showed that the substance caused slight or mild erythema in rabbits at 1 and 24 hours post-exposure. 1996 AR226-3046 DZ1d2g2zGMJ3y9rmMm1QgYLn 10
The document reports on an eye irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21951, which resulted in moderate conjunctival redness and slight chemosis in rabbits after instillation. 1996 AR226-3047 YDKnQL88yX52rp6qq5kjqr3R8 12
The document reports on a study conducted by DuPont to determine the approximate lethal dose (ALD) of the substance H-21951 in rats, finding that no deaths occurred at doses greater than 11,000 mg/kg. 1996 AR226-3048 0gamG1vdZDRXXrb964M39QgGd 8
The document reports on a study conducted by DuPont assessing the approximate lethal dose (ALD) of the substance H-21953 in male rats, finding it to be greater than 11,000 mg/kg, indicating very low toxicity. 1996 AR226-3049 2RQxpo06qvjQzjkYg55QQOy8p 8
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21946, which showed slight or mild erythema but no edema in rabbits after a 4-hour exposure. 1996 AR226-3050 RxDj8j9q5y7xZemXRrbBZyQV 10
The document reports on a Local Lymph Node Assay conducted by DuPont using the test substance H21951, which showed no sensitization effects in female CBA/JHsd mice at various concentrations, while a positive control with hexylcinnamaldehyde demonstrated a sensitization response. 1996 AR226-3052 2Rd2ybpy640oB61MzJw3KEdBL 1
The document reports on an eye irritation test conducted by DuPont on the substance H-21946, which resulted in mild to moderate conjunctival redness and slight chemosis in rabbits, indicating its potential irritative effects. 1996 AR226-3051 jKkKDqYvY8eLZdnO05d7vO3Q 12
The document reports on a Local Lymph Node Assay (LLNA) conducted by DuPont to evaluate the sensitization potential of a test substance (H21953) in female mice, concluding that H21953 was not a sensitizer while hexylcinnamaldehyde (HCA) produced a positive sensitization response. 1996 AR226-3053 XxoJyDvwQMy79Ed7dBXN8E6w 1
The document reports on a Local Lymph Node Assay (LLNA) conducted by DuPont to evaluate the sensitization potential of the substance H22051 in female CBA/JHsd mice, concluding that H22051 is not a sensitizer, as all stimulation indexes were below 3.0 and no dose response was observed. 1996 AR226-3054 qkpzjopO258BV4Oa6Gx1OKyBR 1
The document reports that the substance H-21987, tested by E. I. du Pont de Nemours and Company, showed an approximate lethal dose greater than 11,000 mg/kg in male rats, indicating very low toxicity when administered as a single oral dose. 1996 AR226-3056 QJNJyDeRad32qmOOYZyOwErY5 8
The document reports on a 100-person human patch test conducted by ConTox Limited for E. I. du Pont de Nemours and Company, which found that the substance H-22056, associated with PFOA, did not cause skin irritation or sensitization in participants. 1996 AR226-3057 xzROmbk2zxjrMVqaM94D3LwQy 19
The document reports on a 100-person human patch test conducted by ConTox Limited for DuPont, which found that the test item H-22055 did not cause skin irritation or sensitization in participants. 1996 AR226-3058 Xw3kEoa278Kr1D3g373RbXaG 19
The document reports on a 100-person human patch test conducted by ConTox Limited for E. I. du Pont de Nemours and Company, which concluded that H-22033, a test item, did not cause skin irritation or hypersensitivity in participants. 1996 AR226-3059 ndx1azmMZMRz5Kk3MOxRNR9z 19
The document reports on a 100-person human patch test conducted by ConTox Limited for E. I. du Pont de Nemours and Company, which found that the test item H-21936 did not cause skin irritation or sensitization in participants. 1996 AR226-3060 EdzQNN48jkBzz36Yre3qzJYBV 19
The document reports the biocompatibility testing results for DuPont's substances H-22072, H-22073, and H-22074, indicating that all samples passed cytotoxicity and intracutaneous tests, confirming their non-toxic status. 1996 AR226-3061 dYa65QX2KprDvdJ4xg3kEm34B 53
The document reports that a study conducted by E. I. du Pont de Nemours and Company found that the approximate lethal dose (ALD) of the substance H-21095 in male rats was greater than 11,000 mg/kg, indicating very low toxicity when administered as a single oral dose. 1995 AR226-3015 06GGdy6qZw0zx1wYob6Vw4GzM 6
The document reports on a reverse mutation assay conducted by Elf Atochem S.A. to assess the mutagenicity of a test substance using Salmonella typhimurium, with the study completed on March 24, 1995, at the Centre International de Toxicologie in France. 1995 AR226-3012 6RZmykakRqR4D4dmvOxkZ53x6 20
The document reports the results of USP biocompatibility testing for the substances H-21016 and H-21017, conducted by North American Science Associates, Inc. for E. I. du Pont de Nemours and Company, indicating that both substances passed various toxicity tests. 1995 AR226-3014 xj4Xw0xj6RMzzejkvrRmLv1ZE 11
The document reports on an eye irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21095, which was found to be a mild, transient eye irritant in rabbits. 1995 AR226-3016 grMdEDXOE9Bdvn5wazOEV32G 10
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-21095, which showed moderate skin irritation potential in rabbits, with slight to moderate erythema observed shortly after application but no clinical signs of toxicity. 1995 AR226-3017 9kQdqgEp4Op19jXadmLQzjmR 8
The document reports on a skin sensitization test conducted by Elf Atochem S.A. using guinea pigs to evaluate the allergenic potential of a test substance, with the study completed on March 24, 1995. 1995 AR226-3013 qdYBbyxKa9me0EwajQ5M0rmQk 29
The document reports on a 14-day feeding study conducted by E. I. du Pont de Nemours and Company to evaluate the repeated dose oral toxicity of H-19683 in male mice, finding significant decreases in body weight and increases in liver weights at the highest dose of 3000 ppm. 1995 AR226-3018 r2QJYRzvz42Jpp5ZV9R81Drv 23
The document reports on a study conducted by E. I. du Pont de Nemours and Company evaluating the acute eye irritation potential of the substance H-21209 in rabbits, finding it to be a mild eye irritant. 1995 AR226-3024 rBOpbzvmRevMxvMywwR2zmgjV 10
The document reports a study conducted by E. I. du Pont de Nemours and Company to determine the approximate lethal dose (ALD) of the substance H-21209 in male rats, finding it to be greater than 11,000 mg/kg, indicating very low toxicity. 1995 AR226-3026 gbJjvELRoZXLpy16K30j4yyDL 5
The document reports on a 100-person human patch test conducted by Biosearch, Inc. for E. I. du Pont de Nemours and Company to evaluate the potential irritation and delayed hypersensitivity of three test materials, including H-21273 and H-21274, with findings indicating their stability during the study. 1995 AR226-3023 2JJge4jxLk6m92d4Vag755Oq6 32
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company, which found that the substance H-21209 exhibited mild skin irritation in rabbits, with slight erythema and no edema observed after exposure. 1995 AR226-3027 XR45rj6zV43J6dRqKorZ4Y91y 8
The document reports on a study conducted by E. I. du Pont de Nemours and Company evaluating the skin corrosion potential of the substance H-21333 using the In Vitro CorrositexTM assay, which determined it to be corrosive and assigned it to Packing Group III. 1995 AR226-3031 qaE9Zbg6rwryVBvDOgZ3OmGOE 4
The document reports on a gene mutation assay conducted in vitro using Chinese hamster V79 cells, as part of CCR Project 509800, confirming compliance with Good Laboratory Practice standards, but does not specify findings related to PFOA or PFOS. 1995 AR226-3029 0J3RaOB694jo0eYp9ygG9bVMR 29
The document is a test report certifying that the mutagenicity assay for PFOA conducted in Chinese hamster V79 cells by CCR Cytotest Cell Research GmbH was completed in compliance with Good Laboratory Practice principles. 1995 AR226-3030 8R2YQZzwbDmxwyeZdZOn91bxa 29
The document describes an in vitro chromosome aberration study conducted by BioReliance for DuPont, focusing on human peripheral blood lymphocytes, and outlines compliance with various regulatory guidelines while noting exceptions regarding the characterization and stability of test articles. 1995 AR226-3181 EvvQR5EkqqgKvvBK6M7GqXgXj 40
The document outlines a bacterial reverse mutation test (Study No. H-24889) conducted by BioReliance for DuPont, assessing the genotoxicity of a test article under compliance with various regulatory guidelines, although it notes exceptions regarding the determination of control article characteristics and stability. 1995 AR226-3180 LgjgZQk20GppKvyGwpJ2G9rab 63
The document is a laboratory report from Haskell Laboratory, authored by John V. Sarver, indicating that the substance H-203M, produced by E. I. du Pont de Nemours and Company, was found to be a slight skin irritant in an acute irritation study conducted on rabbits. 1994 AR226-3001 B5j5NQRw4bLbe7MZqG04N3kvL 8
The document reports on a skin irritation test conducted by E. I. du Pont de Nemours and Company on the substance H-20431, which resulted in severe erythema and moderate edema in rabbits, indicating significant skin irritation potential. 1994 AR226-3002 yrMYRBwxmJ27rQyjmxQ3Om7p3 9
The document reports a study conducted by DuPont to determine the approximate lethal dose (ALD) of the substance H-20431 in male rats, finding that the ALD is greater than 11,000 mg/kg, indicating very low toxicity. 1994 AR226-3003 YrGkY4m84eEvp7z3bmD9DMVZV 7
The document is a report by DuPont detailing a study on the acute toxicity of the test substance H-19518, a perfluorinated compound, conducted in accordance with OECD guidelines. 1994 AR226-3005 YDn8z9a9QMQ1wnL2keyD140zy 15
The document is a subchronic inhalation toxicity study report conducted by E. I. du Pont de Nemours and Company on a test substance, likely related to PFOA or PFOS, which was completed on December 21, 1994, and noted a deviation in compliance with Good Laboratory Practice standards regarding the characterization of the test substance. 1994 AR226-3007 aXawoYpXvpG1Jqyo1d4J9aER 157
The document details an acute oral toxicity study (DuPont-6711) conducted by E. I. du Pont de Nemours and Company on a perfluorinated compound, adhering to OECD guidelines and U.S. EPA Good Laboratory Practice standards, with findings indicating sufficient data accuracy despite certain procedural limitations. 1992 AR226-3182 peDwzD256kj35Qj1VQONJGNNX 27
The document reports on an acute dermal irritation/corrosion study conducted by E.I. du Pont de Nemours and Company on a substance identified as DuPont-8778, following OECD guidelines, with the study completed on December 10, 2001. 1992 AR226-3202 2RNO30OxxQDMnx8aX84e6OLVL 15
This is a DuPont report (Project ID: DuPont-9104) detailing an acute eye irritation/corrosion study conducted on rabbits, completed on January 3, 2002, in accordance with OECD guidelines. 1987 AR226-3213 Ego8ezKmo1vkm306nyLVQYGR 16
The document reports on a skin irritation test conducted by DuPont in 1999 using two substances, H-23746 and H-23747, on male New Zealand White rabbits to evaluate their acute skin irritation potential. 1977 AR226-3111 7O0bO0EJMaz6GZrN1y17NZ0QE 12
The document reports on a subchronic toxicity study conducted by DuPont on female rats, evaluating the effects of a 90-day gavage exposure to a substance (likely PFOA or PFOS) with findings of various liver lesions at different dosage levels. AR226-3220 dQ3xkN8gopJqaxJQO5NbgGBBB 275
This document is a supplement to a biopersistence screening study on PFOA conducted by DuPont, detailing the methodology and findings from a 10-dose oral gavage study in rats, completed on August 29, 2000. AR226-3227 KGKpBL49ZpwJV7EN0pXwaVOoX 41
This is a final report from Covance Laboratories (Study 22900-0-4090ECD) detailing a mammalian microsome reverse mutation assay conducted between October 2001 and February 2002. AR226-3228 Dvq0wNkVOVNm8K6Mp8mOYMZYn 39
The document details a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a test substance (likely PFOA or PFOS) over 90 days, with findings indicating no significant macroscopic abnormalities in various organs and minimal biliary hyperplasia in the liver. AR226-3222 rpk0D2GXZrXqgyRyxEgDX9z87 280
The document is a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a 90-day gavage exposure to a substance (likely PFOA or PFOS) with one-generation reproductive assessments included. AR226-3221 rjLk1NDkemd864zyavD8yde 329
The document is a compliance statement for a bacterial reverse mutation test conducted by BioReliance for E. I. du Pont de Nemours and Company, indicating that the study did not determine the identity, strength, purity, or stability of the test substances, which are related to PFOA/PFOS. AR226-3229 gEyakK5nk8axngV8p46LegGJ 64
The document reports on a study conducted by E.I. du Pont de Nemours and Company assessing the effects of the substance H-24616 on the growth of the green alga Selenastrum capricornutum, finding an estimated EC50 of 870 mg/L and indicating low concern under TSCA. AR226-3231 gDqEEOjbxoav8epwggORLapbe 16
The document is a compliance statement for a Bacterial Reverse Mutation Test (Study No. H-25171) conducted by BioReliance for E. I. du Pont de Nemours and Company, indicating that the study adhered to various GLP regulations but lacked certain analyses on the test and control articles. AR226-3230 zN5m0vjJ3rVoOgMN5r3K0J20 63
This document details a subchronic toxicity study conducted by E.I. du Pont de Nemours and Company on PFOA in rats, evaluating both toxicity and one-generation reproduction effects, completed in compliance with U.S. EPA Good Laboratory Practice standards. AR226-3219 L5KGm5dLq6JovQ2M1bgJNXBq 337
The document details a bacterial reverse mutation test (Study No. H-24890) conducted by BioReliance for E. I. du Pont de Nemours and Company, indicating compliance with various GLP regulations but noting that the identity, stability, and concentration of the test substance, which is unspecified, were not determined. AR226-3233 gEL5NObw44Z92y7m8dwjJXzGG 65
The document outlines a developmental toxicity study (H-24768) conducted by E.I. du Pont de Nemours and Company on rats to evaluate the effects of a test substance, likely related to PFOA or PFOS, in compliance with U.S. EPA and OECD guidelines. AR226-3232 xjenLOrRYdV2wx69JkDq92Vd0 166
The document outlines a subchronic toxicity 90-day gavage study in rats conducted by E.I. du Pont de Nemours and Company, evaluating the effects of a test substance, likely related to perfluorinated compounds, under U.S. EPA guidelines. AR226-3234 2YRGOVaqDOy9xoqDD2Ge74eb 317
The document reports on a subchronic toxicity study of DuPont's chemical (identified as DuPont-5386) conducted on rats, revealing minimal inflammation in the liver, chronic progressive nephropathy in the kidneys, and minimal colloid alteration in the thyroid gland. AR226-3237 bB7DeoZygkpkndVRbKekLnZa3 312
The document is a revised report of a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a 90-day gavage exposure to a substance, likely PFOA or PFOS, with a focus on body and organ weights, including thyroid gland measurements. AR226-3238 LKkz5Krnvw8YGjZ2oj369GzQX 228
The document reports on a subchronic toxicity study conducted by E.I. du Pont de Nemours and Company, evaluating the effects of a substance (likely PFOA or PFOS) on male rats over a 90-day period, highlighting findings of liver lesions including necrosis and inflammation. AR226-3235 RpyKeqQ6r61GYejxJ5J8E7r8E 392
The document details a subchronic toxicity study conducted by DuPont on rats, evaluating the effects of a perfluorinated compound over a 90-day period, including one-generation reproduction assessments and clinical observations. AR226-3236 gadk0N4eaZdOVGGgEEbNgeMrq 375
The document reports on a study conducted by E.I. du Pont de Nemours and Company to determine the inhalation approximate lethal concentration (ALC) of a substance coded H-24678 in rats, indicating that the test substance was stable under study conditions. AR226-3239 em3ooLGwg4mNxkDwYaJ8a055y 15
The document is a report on a dermal sensitization test using the Buehler method conducted by DuPont on a substance identified as DuPont-9303, with the study completed on April 5, 2002. AR226-3240 NNkpwvr7oBE5X4NowmzOJoYR8 26
The document reports on a mixing and stability study for H-24691, a perfluorinated compound, in preparation for a repeated-dose oral toxicity study in rats, detailing the concentrations tested and the methods used for verification and stability analysis. AR226-3241 gzg3906bqOLzbpXYvxwobE89 13
The document reports on the Corrositex In Vitro Test (Study H-25240) conducted by DuPont to evaluate the skin corrosion potential of a test substance, using a standardized assay to measure the time for the substance to penetrate a biobarrier membrane. AR226-3242 yr4MzdoNXpgY0LR9G6d41nGzr 10
The document outlines a subchronic toxicity study conducted by DuPont on the test substance H-24678 (likely a perfluorinated compound) in rats over a 90-day oral gavage period, detailing the study design, dosages, and critical dates for administration and sacrifice of the test subjects. AR226-3245 1geaqv6gBXR86gJ6k6J1vYpba 318
The document presents findings from a subchronic toxicity study conducted by DuPont on male rats, detailing various liver lesions associated with different doses of a substance, likely PFOA or a related perfluorinated compound, administered via oral gavage. AR226-3244 6BXYLNRd8djmma6xap8yZwGp6 274
The document reports on a study conducted by DuPont to determine the inhalation approximate lethal concentration (ALC) of a substance identified as H-25134 in male rats, indicating that the test substance was stable during the study. AR226-3247 RJkJXzgnxXab74rryQV3EnVY8 12
The document reports on a subchronic toxicity study of PFOA conducted by DuPont, detailing biochemical measurements of beta-oxidation rates in male rats over a 90-day oral gavage period. AR226-3246 71XqN7V4qYQegaGQpxZJDBvaB 261