oe{R~w 44 " 129 202( N) 1706- _ /ORI Gl NAL PAPER .

3M General Offices = September 21, 2006 3M Center St.

p. 111 3 729 INTERIM REPORT # 23 - Analv03 of Sediment Samnles STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesuifonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program , DATRAEODIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFIt 792 STUDY DIRECTOR Jaisirnha Kesari P.E., DEE Weston Solutions, Inc. 140{?

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

p. 1 Taft/ Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800/ Cincinnati, OH 45202-3957 / Tel : 513 .381 .2838 / Fax : 5 13 .381 .0205 /www .taftlaw .com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing ROBERT A.

M4* 32-pi-0 YO "McCrea, Deborah" <mccrea@taftlaw .com> 10/05/2009 01 :56 PM To NCIC OPPT@EPA cc "Bilott, Robert A."

Gi ~ "oar AuenCharles@epamail.epa.gov on 05116/:Z000 11:59:16 AM To BV Capra USGA Corpse To: cc: Sibir Phase Pros Subject: Bill WeppnertUS-Corporate/3MIUS@3M-Corporate Phaseout of PFOS BFPYi2I1l,.l,aattttaacckheedd iise iinnffoorrmmaattiioonn rreeggaarrddiinngg PRFOOSS II ffoorrwvaarrddeedd ttoo GOEBCDD eMeambbeerr ccoouunnttryy Se EI Tm. representatives (including Commission) and reps of international agencies.

FsrFeronotm m: Sent: Toce::To: Subject: Subject: WDDoeoudugnlgealasss,d,aDyDa,avviJiddune 02, 2004 1:55 PM `BWSBoortelotdet.tmn,,eBBLsrrauducuacerye.a, ;JFuenrere0y2,, 2004 Mar; 1:55 PM Stahnke,Gerald; Olise, Fardin FW Preliminary resus for PF alWaO shinA gton County Landfil Solem, Laura; Ferrey, Mark; Stahnke, Gerald; Oliaei, Fardin FW: Preliminary results for PFOA at Washington County Landfill BB7ruruguclcele,, ffDooauuvnnedd tthhiiss eemmaaiill mmeessssaaggee aafftterr ttaallkkiinngg ttoo PPaatt..

: Fett pRanco 166 OHIO RIVER WATER SAMPLING .| RESULTS DUPONT WASHINGTON WORKS FACILITY AND THE LETART LANDFILL Date: November 2002 Project No.: DEWW7423 18983635.14000 18983632.00021 am CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 CONTAIN NO CBI 000028 `SRAT Ono Ruer Wate Samping Results Table of Contents TABLE OF CONTENTS J S---- m--_ 20 C-8 Analyses and Analytical REDOING .vrsnsnn 3 3.0 Ohio River Water C-8 Results Near The Washington Works Facility .......3 : 4.0 Ohio River Water C-8 Results Near the Letart Landfills] 5.0 OhioRiver Parameters...

ee cond TE une LE peermssesesr oingromancam oT, STETTINIUS & HOLLISTER Lv. 1800 FIRSTAR TOWER 425 WALNUT STREET CINCINNATI, OHIO 45202-3957 AR e5a13.S3i8a1s.2a0r3a8ns I {LA awl SE RS aes 226-1170 November 1, 2001 TELECOPY AND REGULAR U.S.

} TAFT, STETTINIUS & HOLLISTER LLP Com ay wl. 425 WALNUT STREET, SUITE 1800 CINCINNATaIxs, $aO13HmaIrOasi4e5n202-3957 ---- ed SZiEuFImia hi RSoCsionnrrgsAu.erBraonm AR226 _ 1188 October 25, 2002 TELECOPY AND REGULAR U.S.

AR RRC _ 1228 FINAL REPORT PROTOCOL 418-027 O`WRIATLH (TGHAEVRAEGPE)ROCDOUMCBTIINOEND/DREEVPEELAOTPEMDEDNOTSAELTTOOXXIICCIITTYYSSTCURDEYENOIFNTG7T5E99S.T7 SPONSOR'S STUDY NUMBER: T-7599 FINAL REPORT DATE: 25 MARCH 2003 PROTOCOL 418-027 - ORAL (GAVAGE) COMBINED REPEATED DOSE TOXICITY STUDYOF T 7599.7 WITH THE REPRODUCTION/DEVELOPMENTAL TOXICITY SCREENING TEST SPONSOR'S STUDY NUMBER: T-7599 SUBJECT TABLE OF CONTENTS L SUMMARY AND CONCLUSION Ll.

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BACK TO MAIN SOLUBILITY IN PURE WATER, METHA NOL, AND ACETONE - SHAKE FLASK METHOD TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA, PFOA ammonium salt, Ammonium perfluorooctanoate, FC-116, FC-126, FC-169, or FC-143.

The CFC to HFA Transition and Its Impact on Pulmonary Drug Development Chet L Leach PhD DABT Introduction CFCs and HFAs The Ozone Layer The Global Response to Ozone Depletion Safety Programs for the HFAs The HFA Challenges to Pharmaceutical Drug Development The First CFC-Free MDIs The CFC Ban and Its Effect on Other Inhaler Technology Summary The terms of the Montreal Protocol have eliminated chlorofluorocarbons (CFCs) and other ozonedepleting agents from commercial use, with the exemption of their use as propellants in metereddose inhalers.