Northwest Bioanalytical Study No.

J aed 2 > 4 Pr -- ~ -) ou J) = TE a fd = Lg J ~~ ; PERFLUOROOCTANESULFONYL FLUORIDE (POS; T-7661.4) TOXICITY STUDY BY INHALATION ADMINISTRATION TO CD RATS FOR 13 WEEKS FOLLOWED BY A 4 WEEK RECOVERY PERIOD Volume 2 MIN 3131023622 PERFLUOROOCTANESULFONYL FLUORIDE (POSF: T-7661.4) TOXICITY STUDY BY INHALATION ADMINISTRATION TO CD RATS FOR 13 WEEKS FOLLOWED BY A 4 WEEK RECOVERY PERIOD Volume 2 Sponsor 3M Center, B3uMilCdoirnpgo2ra0t2e6T-o0x2ic,ology, St Pau, MN 551333220, USA.

AR226-2086 R^ob^er^t F^Pm^iih^Ot^M^/^20^/9^9j^M^:g^IA?

AR226-2107 --,-^-.y., ,^,^^p^^^ Test Results ;3'3^13S^v^fTn^^ftW:E^5i^a%=3^<'~^^5^'^''i"^^^TOKi^5^aA^--^'^^^^ Industrial Hygiene Saniple Date Range 1/1/80 1201/80 Coneefltratlon Range Action Level 100% SampteDt Sample Durado iType fariptoyee Name BTOi 07 LOC: 406 TCGHNICAL TF&-FEP-MELTINIDEXER-01'1 BENCH 10/23/80 57333 Z 10/2B/80 57334 z 10(31/80 57335 z para chemical fr C-8 08 BTOS 08 LOC; 701 TEFLON FINE POWDER DRYER-EAST SIDE #2 1201/80 62876 2 C-8 .

AR226-2219 EID294947 Emission Information tiBs !

AR226-2307 Scope and Cost of Air Dispersion Modeling Cathie Barton DuPont 03/10/03 Overview of the Scope I Can hire contractor or use in- house modeling resources Data Gathering > Modelim Interpreta of Resul 03/10/03 I Your input is critical here -vs^s^ Data Gathering Meteorological Data Terrain elevation maps Stack Parameters - Location (coordinates) - Height - Temperature - Stack gas vertical velocity - Diameter - Emission rates for each compound Plot Plan - Exact locations of all sources - Property line - Building locations and heights Modeler typi gets this information you 03/10/03 Standard Model and Methodo EPA's preferred model: Industrial Sou Complex Short Term 3 (ISCST3) Mode Procedures detailed in EPA's Guidelin Air Quality Models (40 CFR 51 Append http://www.epa.gov/scram001/guidanc de/appw_01.pdf 03/10/03 Modeling Output Model will calculate hourly concentra in ug/m3 across a study area (5 km x km for example) Model will average those concentrati over a designated time period (24 ho monthly, yearly) Concentration contours showed exte different ug/m3 Also shows numerical values (top 10 the study area and locations) 03/10/03 Technicolor Example of Outp 2480000-H 247BOOO 2476000-1 W1000-\ 2472000H 2-170000-^ 2468000-1 2466000-'- 608000 610000 612000 614000 616000 618000 620000 62200 Interpretation of Results Compare maximum averaged concentration to appropriate "thres value - Maximum annual average would be compared to a chronic toxicity value - Maximum hourly average would be compared to an acute toxicity value 03/10/03 Cost and Timing Expect about 50 man-hours (_10 h Costs - Outside modeler charges approximate $150/hr - Meteorological data could be up to $1 - Estimate around $8,500 for an averag 03/10/03

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AR226-3019 STATIC, ACUTB 48-KOOR SCMECRZlia TMT 0V 8-21095 TO csehaix WBHI POSJPOSS; This is a rangefinding study deigned to provide an estimat* of aquatic toxicity using fixed test concentrations and data oeasureiB^s^' ' at predetermined intervals.

Biotransformation of the ^C-labeled Fluorotelo Telomer B Alcohol* Wang N.1.

AR226-3387 A 90-Day Gavage Study with One-Generation Reproduction Evaluations in Rats with a Fluoroalkylethanol Mixture E.

emission f|i ------ 56 @ { ~ 000455 | ARARG _ IYSA B | lo | |i | 0 REVIEW OF WASHINGTON WORKS 5DATA oRTA ITSHTE DREEVVIIEEWWEODF ABLSOOADTDEACTHANIVCSA.L SCTUURDRYENMTECPHE.RSODWENROENLSATIXARTMROSNIETrOeRING TCHOERRAEBLSAOTLIUOTNEBLEETVWEELESN AC-R8E DIINFFAIIRC,ULTC-T8OSIKNINTEREXPPROESTURBEE,CAAUNSDE TBHLEOODBLOLOEDVELS.

Exwen - RESEARCH Precise Research .ProvenResult .

19) OPPTS 850.1035,96 hour Static acute toxicity with (saltwater mysid), 454A-128 PFBS: A 96-HOUR STATIC ACUTE TOXICITY TEST WITH THE SALTWTER MYSID (Mysicfopsisbahia) FINAL REPORT SANiTlZED DEC 0 9 2003 WILDLIFE MTERNATIONAL, LTD.

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RECEIVED OPPT MCIC AR 226 - 06IS REGEN ore .