ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonawthei,ch may alsobe referretdoas PFOS, FC-95,oras a component ofFC-203A. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, oras a component of FC-206C and L-5439. (1-Octanesulfoniaccid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafploutoarsos-i,um salt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was 501.

pp --_ --_ - ARAA_6 D463 67 000650 AR RAG - 3463 [owe hd i] [eee TAS] I -- a-- [ose ~D bo oa a Es [eer 1Tar [2r| eee ee 1 --,.. -- [een As Fan [een er [em [em EE ae Foam [se [wee oer | eon | Le a| -- a de | r ---- r 1 CS i} |e JE CT mime 11.1 o So -- lm 000651

nefi - --_ --~ AR2R6- 3465 69 000654 .

AR226 _ 3465 w" 125231One-GeoerationReprodotionSy nats ~ Dens AR226 _ 3265 `TRADE SECRET Study Title H-25231: One-Generation Reproduction Study in Rats Volume 3 of 3 Laboratory Project ID: DuPont-9763 - AUTHOR: Eve Mylchreest, Ph.D.

p. 1 Kentucky .gov : - 1~* aterproofing Safety A 3 0 7 2i Page 1 of 1 Corn rnoriwea It h Center 16 Health and Family Services Cabine t DPH Urges Public to Be Careful With Waterproofing Product s Press Release Date : Tuesday, January 31, 2006 Contact Informatio n : Beth Crace,(502) 564-6786 Cold weather can cause typical outdoor activities to be moved indoors .

p. 1 P. 1 TSCA Document Processing Center July 28, 2006 Attn : Section 8(e)/FYI Page 4 of 5 Attachment 1 AR Z26 _ -37--34 Acronym code for Tables 1 and 2 In Tables 1 and 2, the following acronyms are used: acronym weanmg CW DuPont Chambers Works facility in De water, New Jersey FW DuPont Fayetteville Works facility in Fayetteville, North Carolina WW DuPont Washington Works facili in Parkersburg, West Virginia PFBA Perfluorobutanoic acid PFPeA Perfluoropentanoic acid PFHxA Perfluorohexanoic acid PFHpA Perfluoroh tanoic acid PFOA Perfluorooctanoic acid PFNA Perfluorononanoic acid PFDA Perfluorodecanoic acid PFUnA Perfluoroundecanoic acid PFDoA Perfluorododec anoic acid PFBS Perfluorobutane sulfonate PFHxS Perfluorohexane sulfonate PFOS Perfluorooctane sulfonate PFOSA Perfluorooctane sulfonamide p. 2 p. 7 N N O m N m N O N Q p ili a N vaavvvvvvaavv :g :e j (p F.+ V J O_ { fl 6 :2 v 13 vc~i 1 ~~ w n4~ ~ O~~Oa~ggNOCCaQ~~'J ~ ?

Contains No CBI Contains No CBI Contains No CBI

p. 1 73 March 7, DuPont Chemical Solutions Enterprise P . 0 .

Taft/ Taft Stettinius & Hollister LLP f 425 Walnut Street, Suite 1800/ Cincinnati, OH 45202-3957 / Tel : 513 .381 .2838 / Fax : 513 .381 .0205 /www.taftlaw.com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing ROBERT A.

Fg o le ehponlineorg _ AP224-3290 | EHENAVLITRHONMENTAL PERSPECTIVES | i| : Private Drinking Water Wells as a Source of Exposure to PFOA in Communities Surrounding a | Fluoropolymer Production Facility i Kate Hoffman, Thomas F.

: AR226-0102, DIETARY ACUTE MALLARD DUCK STUDY EE-II TEST SUBSTANCE Identity: Perfluorooctanesulionate; FC-95. (1-Octanesulfonic may acid, a1l,s1o,2b.e2,r3e,f3e,r4r,e4d,5t,o5.a6s,6P,7F,O7,S8,o8r,6- heptadecafluoro-, potassium salt, CAS # 2795-39-3) fRreommar3kMs:lot nuTmhbeetres2t17s.ubsStaamnpcleeiswaaswhsittoerepdowudnedre.r Sample ambient was taken conditions NprMioRr taontdesetilnegm.enPutrailtyandaeltyesremsinteedchtnoiqbuees9.0.49% by LC/MS, 'H-HMR, "F- METHOD Method: OPPTS 850.2200, OECD 205, and FIFRA Subdivision E.

lo Submitted to: BIOSEARCH.

' REQ 41220 AR226-0265 R.

ronnie once omaiii wes #R226 _ 1162 TAFT, STETTINIUS & HOLLISTER LLP aoggmonacme 425 WALNUT STREET, SUITE 1800 CINCINNATI, OHIO 45202-3957 Fasx 51m3.38n1.0205 cunnyesisenasgon ond Fait Soups AusS0i0 i wwwtaflaw com aE RSo8os1er3rg6A7e..nB0i8cL%oormT August 26, 2002 = CERTIFIED MAIL NO. 7002 0860 0006 6119 4910 RETURN RECEIPT REQUESTED IclRoISASSuRbCmission Desk 6301 Ivy Lane, Suite 300 Greenbelt, MD 20770 = 33 a 32 Eza 3% 5= Re: IRIS Sa ubmiss sion IN nventoo ry ford Perflg uoroocp tandics Acid-2Amm6 oniuy m Salt IRIS Submission Desk: On April 12. 2002, we submitted information to you in connection with the referenced IRIS Submission Inventory, pursuant to a January 9, 2002 notice in the Federal Register (627 Fed.