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AR226-2748 Material Submitted by: Copies to: I. E. du Font de Nemours and Company Haskell Laboratory for Toxicoljgy and Industrial Medicine HASKELL LABORATORY REPORT NO. 133-68 B Plastics Department Fluorocarbons Division Haskell No.: 5494 Other Code: ACUTE ORAL TEST Procedure: The test material, as an aqueous solution (pH ~ 6), was administered by intragastric intu adult ChR-CD male rats in single doses. Survivors were sacrificed 14-21 days later. Results: Solution y. 15 15 10 3 3 1.5 1.5 1.0 1.0 0.5 0.1 0.1 0.1 0.1 0.05 0.05 0.01 0.01 Dose mg/kq 2250 670 450 300 200 130 90 60 40 26 17 12 7.7 5.1 3.4 2.3 1.5 1.0 Mort;ali,ty* D D D S S S S S S S S S S S S S S - S - 1 d. 2 d. 13 d. 20 d. 21 d. 14 d. 14 d. 14 d. 14 d. 14 d. 14 d. 14 d. 14 d, 14 d. 14 d. 14 d. 14 d. 14 d, Toxic Signs Lethal Doses; at 670 mg/kg and above, chewing-motions, polyuria, and increased respiration rate; at 450 and 2250 mg/kg, slight salivation, all on the day of dosing; discomfort up to 12 days after dosing Nonlethal Doses: at 90 mg/kg and a above, discomfort for 3 to 21 days after dosing; at 60 mg/kg and above, small and irregularly-shaped feces for 1 to 21 days after dosing Weight When Killed (g) Body Liver 221 111 124 11.16 125 9.50 232 17.35 290 20.10 297 21.17 318 24.10 329 22.16 313 17.50 356 19.70 308 13.30 354 15.10 360 18.71 342 18.30 336 19.04 357 16.45 Controls 352-377 15.09-18.89 * D ( ) d. = Found dead ( ) days after dosing; S ( ) d. c Sacrificed ( ) days after dosing. ----------------^---i Company Sanitized. nDnopes nn Ah r----^d----------- A ^y - 2 - Summary: i^rJ_----U1^|is moderately toxic for the male rat when administered orally, its Approximate Leth 450 nig/kg of body weight. This compound appears to cause liver enlargement in rats with single doses mg/kg. Based on clinical signs, it also acts as a gastrointestinal irritant. SBF/j ch Date: June 14. 1968 Report by; ^^ ^ r . /?> Susan B Oral Toxico Approved by: QO^^J^t^ //y/J.WfsaTsseisytanCt ~ ^^.00------