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BIOSEARCH INCORPORATED P O- B O * B5* 8 ' PHILADELPHIA.

AR226-2980 Du Pont H L R 592-92 TRADE SECRET Study Title STATIC, ACUTE, 96-HOUR LC50 OF H-19,517 T O FATHEAD MINNOWS.

AR226-2990 Study Titl STATIC, ACU TE, 96` HOUR LC50 O FH -19520 T O FA T H E A D MINNOW S, Pim ephales prom elas Data Requirem ent O rganisation for Econ om ic Co-O peration and D evelopm ent (O ECD ) G u ideline for Testing Chem icals: 203 Author Keith B.

s t a t i c . s c o t s sc-k o o k s c u m s t s s t 09 0-21095 t o raantfts waits, n w r t w l t o remits PURPOSE: This is a rangefinding study designed to provide an estimate of aquatic toxicity using fixed test concentrations and data measurements at predetermined intervals.

AR226-3034 BftSSBSA LABORATORY FOB TOXXCOLex bud m m s m u i kkdxcxne DuPont HLR 821-95 STATIC, AOUTS 96-HOUR TO FATHEAD OF H-21460 PURPOSE: This is a rangefinding study designed to provide an estimate of toxicity uaiag fixed test coacentrations and ------ at predetermined intervals.

# R H 6 - /o 492 TRADE SECRET Study Title H-25357: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Laboratory Project ID: DuPont-11557 ^& 0 DuPont-11557 Author: Carol Finlay, B.A.

AR i . 33/3 - 495 M M 6 - r t l D uP ont-11763 Supplement Number 1 TRADE SECRET Study Title H-25509: Repeated-Dose Dermal Toxicity 28-Day Study in Male Rats Supplement Number 1 Test Guidelines: U.S.

AR226-3361 Measured vs.

Abstract AR226-3378 I Perfluorooctanoic acid (PFOA) is a Fluoroorganic surfactant that has been used in the production of a variety of Fluoropolymers.

A /U A _ if f 38 000376 ^ . 3; i. 3 1 000377 00 sS K> ~ O P - fx CN tN 0 .9 - 5 .0 *-~ 00 s i <4 1 VA 0 O0 0 K ) vS sj- 0 H va \ W V.

X/TPi P 11 I 000272 /M W * - EXPOSURE ASSESSMENT PROTOCOL W ork R eq u est N o.: 15076 S ervice C o d e N o.: 1361 P erfo rm in g In s titu tio n : Haskell Laboratory for H ealth and Environm ental Sciences Study T itle : E xp o su re A ssessm en t o f M easu red S erum P erflu o rin ated O ctan o ic A cid A n ion in th e M a n u fa c tu re o f A m m onium P erflu o ro o ctan o a te (A P FO ) a t F a ye ttev ille , NC S tu d y D irecto r: Joseph F.

* 3TM Katherine E.

15) OECD 2 1 1-OPPTS 850.1350, Chronic toxicity test (daphnia magna), 454A -130 PFBS: A SEMI-STATIC LIFE-CYCLE TOXICITY TEST WITH THE CLADOCERAN (Daphnia magna) ;T - f/nss C 2 / > o f/rs iss.

'p QC Laboratories' Analytical Report PETER TYRRELL UNITED HATER CITY OF ORANGE CHESTNUT STREET PLANT AT 632 BEACH STREET ORANGE, NJ 07050 Account No: C00927, UNITED HATER CITY OF ORANGE Project No: C009Z7, UNITED HATER CITY OF ORANGE Sample Nunber L2604751-1 Sample Description CHESTNUT ST Received Temp: 36 F Iced (Y/N): Y Parameter PFOA Method Sample Number L2604751-2 Sample Description ORANGE PARK Received Temp: 36 F Iced (Y/N): Y Parameter PFOA Method Sample Number Sample Description L2604751-3 GIST PLACE Regarding: PETER TYRRELL UNITED HATER CITY OF ORANGE CHESTNUT STREET PLANT AT 632 BEACH STREET ORANGE, NJ 07050 P.O.