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AR226-2783 FOR DU FONT USE ONLY Copies to: Haskell E. I. du Font de Neeours and Co., Inc. Laboratorylfor Toxicology and Industrial Elljctontoad, P. 0. Box 50, He wirk., Delaware 19711 Medicine HASKELL LABORATORRYEPORT NO. 537-82 Material Tested* Octaaolc aeid, peneadecafluoro-, aambnium sail: Basket! fe." 12.037 Other Cooes" C=8---------- (13,584 Study Initiated/Completed 6/2/82-6/16/82 Material Submitted bl epartment Heskell Laboratory FOURTEEN-DAY FEEDING STUDY IN MALE AND FEMALE MICE --------------------I------------------------------------------------ I ^ ^;CI^-1 aale and ifeasie alee were fed eitheijUBH _ U|at lum total of All aale dose levels of either 3000, 300, 30, Ivor 3 ppm, or perrxluuoorroooocCcaannooaacte aa|lct 3300 ppa or the 2 tect materials combined 30 ppm, (15 ppo each or 25 and 5 ppo each) for 14 consecutive and fema1 ntee died| within 12 days after feeding 3000 and 300 ppo. for a days. - " a t Uver Height/body Height-ratios -howed an increase at all levels tested when compared to the controls. Mixing the 2 test eateriale asd feediag at 30 ppa did not alter the effects,, The amaatteerriiaals appear to have similar ^ f S I ^ ^ ^ -- 1 9 ^ potentials for causing l,iivgeejr^_nelnAlaErggfeiBBefiant--^^in-^niiccee^* _LLl.iyeir enlargement appears to be dose- related Hitn(^^^^^^^^^^^^U|U|^eing the more toxic of the two aaterials tested) Purpose; To determine: 1 At what dose levels liver enlargement is produced. The effects of mixing with amncniua perfluorooetanoate. Comparison of the ability of the 2 test materials to produce liver enlargement;. no^on^'s" TSCACBl San^'.aed.^395 CoWpa^ IIHHUHIBUUil^ Procedure; fifty-five oale and 55 female Cri:CI>-l mice (age 44 day, weighing 24-35 g) were grouper loto 22 group*, 5 mice per sex per ^roup, by cofflDuterizad^andoBization.-The mice uera homed individually and fed dietary levl of either 3000, 300, 30, 10 or 3^p^orai3onn^perfiruoro<rctanoate afc 30 ppniior mixtures of the 2 materials for 14 consecutive day Two I groups of oale and 2 groups of female controls were observed concurrently aa^ fed only ground Purina Lab CboW. Individual body ueigbts were recorded at;0, 7, 9 and 14 days, clinical signs read daily and liver Heights recorded at the 14-day sacrifice. Besulea: Male Mice Dose Level Ppn 0 3 10 30 300 3000 B-13.584) Average Body Nblghts After Feedio TTBSr 2 Use 32 35 34 36 33 29 33 36 20 ** 18 ** ^tet^ Average Liver 2.08 3.01 4.01 3.85 Average Liver ffeighe/ Body ffeighfc Bacio (g/lOOg Body Htight) 6.01 8.44 13.68 10.46 Amnoniun perfluorooctanoate (B-12,037) Dose Level Ppa 30 Average Body HSsighca After Feeding'(g) 1 Neeic 2 leeks 31 33 Average Liver ^t (g> 4.54 Average Liver Height/ Body Hfight Ratio (g/lOOg Body ifeight) 13.68 Dose Level Pf 15/15 5/25 25/5 ionium lyerfluorooctanoate (B-13,584/H-12,037) Average Body (fcftghts After Feeding .(g) 1 Heete Keeks Average Liver W^ght <^ Average Liver Height/ Body Height Ratio (g/lOOg Body Height) 33 33 31 34 33 34 4.50 4.43 4.83 13.43 13.08 14.12 G&^p2atnv Ss" Results; Female Mice Dose Level ppm 0 3 10 30 300 3000 Average Body tfeights After Feeding (g) 1 Week 2 teeks 26 2^ 27 30 26 26 27 29 15 ** 16 ** Average Liver ttlght (g) 1.61 2.2? 3.41 3.08 Average Liver Ifcight/ Body ffeigbt Betio (g/lOOg Body Ifeleht) 5.71 7.67 13.86 10.47 AmaonluB perfluorooctanoate (H-12,037) Doae Level P1" ,,, ,, 30 [ Dose Level PPtt 15/15 5/25 25/5 Average Body Heights After Feeding (g) 1 Keek 2 UecL Average Uver (tight (g) Average Uver Ifcight/ Body ffelght Ratio (g/lOOg Body ffeiKht) 26 27 3.65 13.29 IBilHBH^sEl!TM perfluoroocCanoate (H-13.584/B-12.037) Average Body I^ighca After Feeding (g) 1 Neck 2'ifc^r-~ Average Liver Ifcight (g) Average Liver (bight/ Body Neight Ratio (g/lOOe Body tfciznt) 27 28' 26 28! 26 28! 3.81 3.79 4.13 13.61 13.53 14.53 ** All animals died at this dose level. * H-12,037 \ Contaminants: ^^H^HH^BI Synonyms: o ^BBOniu^^rfluanao^anoaee. S ^^M^^B^^--^^^^^^"--^--------! ----^ - 3 * H-13,584 ^ Purity: CAS Registry Number: r^| Beport by: ^^ / ^. John E,. HBeennryrv Technician !Reviewed by: luls Daahlell Study Director \.. Approved by: .r<-, f'o/* S' %aid L. Kennedy,^.---------- ^xs^.-L J Section Supervisor Acute Investigations JEH:tac;WP;4.10 - 4 - 1SCACS ,,.><*>." C.n.p^.s'""1^-0063"