} BEST COPY AVAILABLE ARI6-O 122 st comnts -- -- i Perforning Laboratory | ) aie 1 at 15 1 Pomc chs,nc.

LATHAM & WATKINS sein Ce een STR FYI-of 0o~ 1378 May 12,2000 Sp es, neREE, wn RE FY1-00-001378 ron II Aena BY HAND DELIVERY DiDrr.ecCthoarrles Auer Chemical Control Division OUfnfiitceed OSftaPtoellsutEinovnirPornemveennttaiolnPArontdecTtoixoincAsgency 401 M Street, Southwest WRaosohimn4g0t3o,n,EaDs.tCT. ow2e0r46(0Mail Code 7405) a =o fo Me ~3kc1 Re: 3M Company ~ Additional Information ~~ Conlin HC TBI On Perfluorinated Materials Dear Charlie: Pursuant to our earlier discussion, | am enclosing an analytical report from 3prMo'vsiednevditrhoenmsetnutdaylpmloannistaonridngotphreorgirnafomrmwahtiicohn hraesgaorndliyngjutshtisbepcroogmreamavauinldabelre.cov3eMr of ~~ =& the May 4, 2000 letter to you from Bill Weppner.

heute Ocular Irritation Test vith 1-3493 .

@ HpaazsLEsTeON ARN&-0323 FINAL REPORT =: : Roger G.

= EPAlPuRt Nene brgenizechon lp <S < upe- D n Oe BbBuc Tadbin Suma lose Allie Codey Rin s Cell Diifont EFA/EETD EP [ced eva [ced Eek(cco Cwheoe UnPoere nogle Mugs Ha KDeavkide,MoArtrele ~ ke Lac eEPon/(cZcsd E PERG pA Ep [RAD RAS EO fei V dette fodes Chale Aur New Parse Lh pA bp ex: kaonrny D[ orrie zn Hennnnce AY 6.

TAFT, STETTINIUS & HOLLISTER LLP comin NTIS fo 4754 425 WALNUT STREET, SUITE 1800 anim.

BIODEGRADATION TEST SUBSTANCE Identity: PtoerafsluPoFrDoSde,caFnCe-s1u2l0f,onoarte3,MaSmammopnlieuJm29s0al5t-;1m.a(y1-aDlescoabneesurelffeornriecd acid, 1,1,2,2.33,4,4,5,56,6,7,7.8,89,9,1010,10- heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Rbcueetlmyllaorscokellsvl:eosaTonelsdvte3s(7aa.pm5pp%rloewxaiitmsearat)e.mliyxAlt2lu5rve%alotufeeststherseutpbeossrtttasenudcbers,etla3ant7ec.et5oi%nthbwiuasttymelirxtaunrde.

, AR226-0432 CORNINGHazleton MUTAGENICITY TEST WITH : T-6564 IN THE SALMOMNUETLALATI-OENSCAHSESRAICYHWIIATCHOALICMOANMFMIARLMIAATNO-RMYIACSRSOASYOME REVERSE FINAL REPORT AUTHOR mrs :.

MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to `as PFOA ammonium salt, Ammonium perfluorooctanoate, FC116, FC-126, FC-169, or FC-143.

ACUTE TOXICITY TO FISH AR226-053Y TEST SUBSTANCE Identity: Paelrsfoluboeroroecfteyrlrseudlftoonaaste,Flduoirdoeaclykylldiammemtohynliaummmodneiriuvmatsiavlte;. m[a1-y Decaminium, N-decyl-N,N-dimethyl-, salt with 11,2.2,33,4,4.5,5,6,6,7,7,8,8,8-heptadecafluoro-1octanesulfonic acid (1:1), CAS # 251099-16-) Remarks: The 14394 referred 3M production lot number was Lot to by the test laboratory as P3025. 1.

AR 226. 677 FINAL MULTI-CITY STUDY FIELD REPORT FOR MOBILE ALABAMA AND PENSACOLA FLORIDA - BATTELLE DUXBURY ACTIVITIES .

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RE T. in de" an = N: 1 ow QUPeOrND Pont ot buna scour WILMINGTONg, DgELAWARE 19838 PoLvwen PRODUCTS JDEPART-- ) ~ Ta| p J2[5it ce MMH Sorsonnafl oondd GG~opfLAdEiDl ~ T0: J.

CONFIDENTIAL 3,585 38 -- Seiet E. 1. pu Pont of Nemours & Company WILMINGTON, DELAWARE 19898 cc: 8B. 4W.

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