CD 22 — AR226-3001-3250

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

Page 3 of 3 — 249 documents
Title / Summary Year AR226 Docket Hash ID Pages
The document reports on a static, acute 96-hour toxicity test of DuPont-6818 (a perfluorinated compound) conducted on fathead minnows (Pimephales promelas) by E.I. du Pont de Nemours and Company, indicating the study's completion and certification by the involved scientists. AR226-3248 q4qnEgKDw1jyMg2daVRqo1Vq 6
The document is a study report from E.I. du Pont de Nemours and Company detailing an in vitro dermal penetration study of a test substance through rat skin, conducted in compliance with Good Laboratory Practice standards. AR226-3249 r6d5JVXJQ044xZXo2QY75NDke 21
The document is an acute dermal irritation study conducted by E.I. du Pont de Nemours and Company on a test substance, compliant with U.S. EPA and OECD guidelines, to assess skin irritation effects in rabbits. AR226-3250 91k6bNVjxJror7zQdE7m5YVMe 19
The document reports on a static acute 96-hour toxicity test of the substance H-20431, conducted by DuPont at Haskell Laboratory, which demonstrated moderate toxicity to fathead minnows (Pimephales promelas) with 100% mortality at the highest tested concentration of 5000 mg/L. AR226-3004 3QnMgozYRypmjZZ0R2gdYp6en 2
This document reports a range finding study on the aquatic toxicity of a substance (unspecified) using Daphnia magna, indicating that it exhibited moderate toxicity at a concentration of 5000 ng/L after 48 hours. AR226-3006 3N2R3bvaL42dKGyx1YgOvYwD0 2
The document reports on a study conducted by ELF ATOCHEM, authored by H. Thiebaud, which determined the acute toxicity of PFOA to Daphnia magna, revealing a median effective concentration (CE(I)50) greater than 100 mg/l after 24 and 48 hours of exposure. AR226-3008 gE5axYyJaDYw2ON0m8Or5w41N 11
The document reports on a study conducted by ELF ATOCHEM to determine the acute toxicity of a substance (unspecified) to Daphnia magna, following ISO 6341 standards, finding a median effective concentration (CE(I)50) of above 100 mg/l at 24 hours and 13 mg/l at 48 hours. AR226-3009 v1ayz7gmowjxp29Jaya5pg0dZ 14
The document reports on a study by ELF ATOCHEM assessing the bacterial inhibition effects of a substance on Pseudomonas putida, finding a 16-hour CE50 value of 18 mg/l and a CE10 value of 5.5 mg/l, indicating significant growth inhibition at these concentrations. AR226-3010 x0j27JKoN0KGgDOppJGZbzw0 11
The document reports on a study conducted by ELF ATOCHEM to determine the growth inhibition of Pseudomonas putida bacteria by a substance, revealing a 16-hour EC50 of 28 mg/l and an EC10 of 1.2 mg/l, with valid test conditions met. AR226-3011 2qLJOM38DD7Y2nxqy9bp2em8p 11
This document reports on a rangefinding study assessing the aquatic toxicity of a substance (H-21095) using Daphnia magna, finding that it exhibited slight toxicity with a 48-hour EC50 between 50 and 500 mg/L. AR226-3019 a194367OOyOJxDNeMBVMLabQy 2
The document reports a rangefinding study conducted by DuPont Specialty Chemicals on the aquatic toxicity of H-21095, which showed slight toxicity to fathead minnows with a 96-hour LC50 between 50 and 500 mg/L. AR226-3020 ExvV652ZB4E28ZE5EJ6xN9yxg 2
The document reports on a study conducted by ELFATOCHEM to determine the bacterial growth inhibition of Pseudomonas putida when exposed to a substance, revealing a 14% inhibition at a concentration of 100 mg/l, indicating that the EC50 is higher than this concentration. AR226-3021 RJ5BQewOnagbqmpKL4OjLRVDv 10
The document reports a biodegradability study conducted by ELFATOCHEM on a substance, indicating that it achieved 84% biodegradation in 28 days and is considered easily biodegradable according to OECD guidelines, with no inhibitory effects on microorganisms observed. AR226-3022 V3woY9VRbbd76D2RnMvGB8NnK 21
The document reports on a study conducted by E. I. du Pont de Nemours and Company evaluating the biodegradability of a chemical using the Closed Bottle Test, which found that the substance did not meet the required 60% biodegradability threshold, achieving only 12.1% after 28 days. AR226-3025 x1MB60qm8mbggKEj2JB183NgG 9
The document reports on a 96-hour acute toxicity screening test of the substance H-21209, conducted by DuPont Specialty Chemicals at Haskell Laboratory, which found that H-21209 exhibited slight toxicity to fathead minnows with a 96-hour LC50 estimated between 50 and 500 mg/L. AR226-3028 peEDvoqQRgY7q5pGNrKwQEkak 2
This document reports on a rangefinding toxicity study conducted by DuPont on the compound H-21460 (a perfluorinated compound) using fathead minnows, indicating that the 96-hour LC50 was greater than 5000 mg/L with no mortalities observed at lower concentrations. AR226-3034 4arwL2ZBpxv6gY9V105bY4xbx 2
The document reports on a study conducted by Elf Atochem to determine the growth inhibition of Pseudomonas putida bacteria when exposed to a specific substance, revealing a 16-hour median effective concentration (CE10) of 79 mg/l and a 16-hour lethal concentration (CES0) of 140 mg/l. AR226-3033 e19omqXQGoV2q61K9K8exkM6G 5
The document reports on a study conducted by Elf Atochem S.A. to determine the acute toxicity of a substance to Daphnia magna, finding a median effective concentration (CE(I)50) of 100 mg/l after 48 hours, with the highest tested concentration being above 200 mg/l. AR226-3032 mBZMDg4mR2NObjynwkzZNNKkZ 15
The document reports on a static acute 48-hour toxicity screening test of DuPont's H-21460 using Daphnia magna, indicating that the compound exhibited very low toxicity with an EC50 greater than 5000 mg/L. AR226-3035 6RM7M5BjRqgmGBKrQv93r4B94 2
The document reports on a biodegradability study of a substance conducted by ELF ATOCHEM, indicating that the substance achieved 48% biodegradation in 28 days and is considered easily biodegradable according to OECD guidelines. AR226-3040 7R4mmwM4mM0epRMye4e260KNo 25
The document reports a static acute 96-hour toxicity test of the substance H-21952, conducted by DuPont, which found that it exhibited low toxicity to fathead minnows (Pimephales promelas) with a 96-hour LC50 between 500 and 5000 mg/L. AR226-3062 6wk6JJ4ZqnQK1r742eVrMpDZ9 2
The document reports on a 48-hour static acute toxicity test of the substance H-21952, conducted by DuPont at Haskell Laboratory for Toxicology, which found that H-21952 exhibited low toxicity to aquatic organisms, with an EC50 estimated between 500 and 5000 mg/L. AR226-3063 6pYRzxKwovBKopbx7My7aVo6 2
The document reports on a static acute 96-hour toxicity test of the substance H-21954 conducted by DuPont, which found that it exhibited low toxicity to fathead minnows (Pimephales promelas) with a 96-hour LC50 between 500 and 5000 mg/L. AR226-3064 byzr0MXeM72vVBR5bRRDpJ866 2
This document reports on a static acute 48-hour screening test of the substance H-21954, conducted by DuPont, which assessed aquatic toxicity on Daphnia, indicating that the substance exhibited toxicity at concentrations between 50 and 500 mg/L. AR226-3065 GmwB749ExY0mjBBLmw6V6ENnq 2
The document reports on a static acute 48-hour toxicity screening test of PFOA using Daphnia magna, conducted by DuPont, which indicated slight toxicity at various concentrations. AR226-3102 oeJ5zyL6nwGYGNOzQXg1QMpL8 2
This is a final report (DPT434/984093) from Huntingdon Life Sciences Ltd. on a bacterial mutation assay sponsored by DuPont Specialty Chemicals, issued on October 1, 1998. AR226-3101 DGeGJ6KjLz1OQMZVVQJk63OMB 27
This document is a report on an in vitro mammalian chromosome aberration test conducted on human lymphocytes by Huntingdon Life Sciences Ltd. for DuPont Specialty Chemicals, assessing the genotoxicity of a test substance related to PFOA or PFOS. AR226-3103 2DX4JD0ZomVBqZ0rxyEk7Q3L 28
The document is a report from Huntingdon Life Sciences Ltd. regarding a study on a test substance related to PFOA, conducted for DuPont-Speciality Chemicals, which complies with Good Laboratory Practice standards. AR226-3107 QaQmQOK9jJ6k6vbKob6aEG8o 14
The document is a final report from Huntingdon Life Sciences Limited on an activated sludge respiration inhibition test for a substance sponsored by DuPont Specialty Chemicals, conducted in compliance with Good Laboratory Practice standards. AR226-3106 qaomjyNbLbOMZ24EjGg6JynxG 18
The document is a final report from Huntingdon Life Sciences Ltd assessing the ready biodegradability of a test substance related to Dupont Specialty Chemicals, conducted under Good Laboratory Practice standards, with results indicating the degradation of the test substance. AR226-3108 aBE32dypz1bZbv73ZKGz2e1kR 20
The document reports on a preliminary test conducted by DuPont Specialty Chemicals and Huntingdon Life Sciences to evaluate the hydrolysis of a test substance, likely related to PFOA or PFOS, as a function of pH, in compliance with Good Laboratory Practice standards. AR226-3112 jBR46LKkoMMp4zRG4ooVp3GDy 18
The document outlines a study conducted by Huntingdon Life Sciences on the physico-chemical properties of a substance sponsored by DuPont Specialty Chemicals, ensuring compliance with Good Laboratory Practice standards. AR226-3113 jGJd3D0Vozw8yq0RZ7wQ64wQ 33
The document is a report on a mouse micronucleus test conducted by DuPont Specialty Chemicals to assess the genotoxicity of a test substance, likely related to PFOA or PFOS, at Huntingdon Life Sciences. AR226-3115 3QdEE0QQrqygG4OgLNZneqvNy 26
The document is a draft report from DuPont Specialty Chemicals detailing an acute toxicity study of PFOA on Daphnia magna, conducted by Huntingdon Life Sciences, with results and conclusions regarding the substance's environmental impact. AR226-3116 Gzjdr73gVg885woaeNaoe5Bam 29
The document is a draft report from DuPont Specialty Chemicals detailing an algal growth inhibition assay conducted by Huntingdon Life Sciences, which assesses the effects of a test substance on algal growth, with results and conclusions provided. AR226-3117 vBDz46QVkb46ae990y6BLkOQ9 30
This is a draft report (DPT439/984974) from Huntingdon Life Sciences Ltd. on acute toxicity to fish, sponsored by DuPont Specialty Chemicals, conducted in compliance with Good Laboratory Practice standards. AR226-3118 NE9MRegzyKymv5Mn7vr0Z9XDD 28
The document reports on a study conducted by DuPont Specialty Chemicals assessing the acute dermal toxicity of a test substance to rats, compliant with Good Laboratory Practice standards. AR226-3121 ZBvqJ12arpGnojVv9X8Z5Bwd7 17
The document reports on a study sponsored by ELF ATOCHEM, conducted to determine the chronic toxicity of an unspecified perfluorinated compound on the growth inhibition of freshwater algae Pseudokirchneriella subcapitata, revealing a NOEC of 1.9 mg/l for biomass and 9.4 mg/l for growth rate after 72 hours of exposure. AR226-3120 kDk2m8V8z0gd87aOe30m3e0Vb 36
This document is a report on an acute oral toxicity study of a test substance conducted by DuPont Specialty Chemicals at Huntingdon Life Sciences, focusing on the effects of the substance on rats. AR226-3122 MoymK43J0Q63bypwRNK1V6dgz 18
This is a DuPont analytical report (H-24108) detailing a static acute toxicity test on Daphnia magna, which concluded that the substance exhibited low toxicity at various concentrations. AR226-3123 xzNRaxmKLQnML0y6Eq84RzJX1 2
This document reports on a static acute 48-hour screening test conducted by DuPont Specialty Chemicals to assess the aquatic toxicity of a substance on Daphnia magna, revealing varying levels of clarity and suspended substances in the test solutions across different concentrations. AR226-3124 e75xZnLLgjDOyjyBM93aoM2Y4 2
This is a DuPont analytical report detailing a 96-hour acute toxicity test of H-24119 on Fathead minnows, indicating low toxicity levels. AR226-3125 JrkpOkmZQD9oQn3xdGqQn8g2K 2
The document outlines a study conducted by Huntingdon Life Sciences on the partition coefficient and adsorption/desorption properties of a test substance, sponsored by DuPont Specialty Chemicals, in compliance with Good Laboratory Practice standards. AR226-3133 44o9YyGxVRqZvX5wG0O3K0Gv1 12
The document reports on a static acute toxicity test of DuPont's H-24390 using Daphnia magna, indicating that the substance exhibited low toxicity with a 48-hour EC50 greater than 1000 mg/L. AR226-3145 MMnXqOkNOY56ZkwKnerxKy43z 2
The document reports on a 96-hour acute toxicity test of PFOA conducted by DuPont at Haskell Laboratory, which found that H-24390 exhibited medium toxicity to fathead minnows (Pimephales promelas) at various concentrations. AR226-3146 X73npkwpy1899kbrXmz2JBZBw 2
The document reports on a static acute toxicity study of DuPont's H-25183 (a perfluorinated compound) on the fathead minnow (Pimephales promelas), conducted over 96 hours, which assessed the effects of four different concentrations on the fish's survival and health. AR226-3218 x5vK85yvoqBbB6352kz8pkbvG 6
The document reports on a study (H-25134) conducted by E.I. du Pont de Nemours and Company to determine the oral approximate lethal dose (ALD) of a substance in male rats, finding no deaths and a slight body weight loss after administration of doses up to 11,000 mg/kg. AR226-3224 ZrnkOwe6YLx45bnygJ9kxknd 10
The document is a biopersistence screening study of PFOA conducted by DuPont, completed on January 24, 2002, to evaluate the substance's behavior in rats. AR226-3225 gawDd6mk6DMkXw8BBRjnr1b2a 76
The document presents findings from a 90-day subchronic toxicity study conducted by DuPont on DuPont-5990 in rats, detailing individual animal body and organ weights as part of the reproductive evaluations. AR226-3223 2JKeQXZod604aDzz5X31Kqzma 215