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TRADE SECRET Study Title A flcL & - $ 3 & DuPont-13202 T e st G u id e l in e s : OECD Guideline 111 A u th o r : Bogdan Szostek, Ph.D.

AR226-3336 DuPont Fluoroproducts Washington Works Melts Technology Report Contribution Name: Stephen R.

AR226-3374 m HASKELL LABORATORY Common Name: Ammonium Perfluorooctanoate (C-8) Chemical Name: Octanoic acid, pentadecafluoro-, ammonium salt CAS Registry No.: 3825-26-1 Chemical Structure: O D cc f 3 - c f 2 - c f 2- c f 2- c f 2- c f 2- c f 2 - - o -+n h 4 Physical Properties: Form: Molecular Weight: Boiling Point: Melting Point: Density: White powder 431 Sublimes @ 110C Recommended AEL 0.01 mg/m3 (8-hour TWA), skin General Toxicity Ammonium perfluorooctanoate (C-8) has moderate acute oral toxicity with an LD50 in rats of 470 mg/kg 1981b).

NORTHERN KENTUCKY OFFICE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-331-2838 513-381-2838 FAX: 513-381-6613 DAYTON, OHIO OFFICE SUITE 900 110 NORTH MAIN STREET DAYTON, OHIO 45402-1786 937-228-2838 FAX: 937-228-2816 R o b er t A.

United Nations Environment Programme U N EP/pops/poprc.1/crp.i 7 November 2005 English only Persistent Organic Pollutants Review Committee First meeting Geneva, 7-11 November 2005 Agenda item 5 (e) ' Consideration of chemicals proposed for inclusion in Annexes A, Band C of the Convention: perfluorooctane sulfonate Addendum to the dossier on perfluorooctane sulfonate Submission by Sweden K0540874 081105 For reasons of economy, this document is printed in a limited number.

AR226-3638 LEGEND A Plattevitlp We ( ^ ) iW F'e le r W ell P lu m e of Is o p ro p y l L in e r in P ln tlo v ilie ?

P-1 TSCADocument Processing Center Attn: Section 8(eVFYI yf fL 7 - 7 i- 3 7 3 S Attachment 2 p- 2 July 28,2006 Page 5 of 5 Axys Analytical Services Laboratory - Form 1A and Form 2 (2 pages) P-2 P-3 s r.......... 7 ' "r *'*.".* *'"' ______;______

AR22 6-37S7 P-1 PERFLUORINATED ORGANICS ANALYSIS AQUEOUS SAMPLES A XYS METHOD: M LA -040 i i | i Contract: REDACTED Data Package Identification: DPWG20231 Analysis WG20112 Prepared for: REDACTED Prepared by: AXYS Analytical Services Ltd.

/ / U 2 & ~ 3 e>0 g ' TO: See Below IBTKBO*nCB loarBtm^i Date: Pita: Dept: Tel Mo: 02-Dec-1996 11:16am Rik Brandenburg BRANDERA AT Al AT E00IS2 3P7a-6P310U?

'3/ Qb J f-y*oc-3l5~ Garfield water Department Client Sample ID: Gli B U M D C D PARX PUKP STATION HPLC Lot-Sample fi... ; D8C060309-001 Work Order f . : KH51C1AA Date Sampled__ : 03/05/08 09:00 Date Received..: 03/06/08 Prep Date..... : 03/10/08 Analysis Date..: 03/12/08 Prep Batch ff___: 8070135 Analysis Time..: 22:21 Dilution Pactor: 1 Method DEN -LC-0012 Matrix PARAMETER PROS PFOA RESULT 0 .0 2 1 0.038 REPORTING LIMIT UNITS 0.010 ug/L 0.015 ug/L SURROGATE 13C4 PFOA 13C4 PFOS PERCENT RECOVERY 67 41 * RECOVERY LIMITS (50 - 200) (50 - 200) BOIB(S): ________________ * Sum m it recovery ti outtide rated conirot lmiti

IRC Summary Analyte Peak Name PFBA2 PFPeA2 PFBS2 PFHxA 2 PFHpA2 PFHxS2 S_13C-PFBA S_13C-PFHxA p. 1 Created with Analyst Reporter Printed: 15/02/2010 2:34:00 PM cv- RT (Exp RT) 1.26 (1.27) 3.59(3.60) 4.23 (4.26) 0.00(5.31) 6.23 (6.22) 6.31 (6.32) 1.26 (1.26) 5.30(5.30) Area 93304 41237 5630 0 137320 18961 4107400 5157600 Modified?

CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory PAGE 1 o f j g T: 256-353-2910 PROJECT INFORMATION Client: Weston Solutions, Inc. 1400 Weston Way, Bldg. 5-2 West Chester, PA 19380 T: 610-701-3761 F: 610-701-7401 Project Manager: Jai Kesari emcail: j.kesari@westonsolutions.com Project Name: Reference No: Decatur, AL FSIA GP Investigation 02181-129-081-0001 1 ANALYSES REQUESTED Sampler: T.

AkaG- M i l l Centre Analytical Laboratories.

ar. * a 6 _ o6gs TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).