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ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FX-60 1. (1Octanesulfoniaccid)(CAS # 2795-39-3). Remarks: The 3M productionlotnumber was cc 835-34. The testsample isL-9235 (FX-601).Currentinformatioinndicatesitisa mixtureof 1% PFOS, 12% diethyleneglycolbutylether,81.25% water,2% propane Sultone foamer, 1% sodium oetylsulfate1,% sodium decyl sulfate0,.1% N-(3chloroallyhie)xaminium chloride0,.8% xanthan gum, 0.8% starch,and 0.05% tolyltriazole. The followingsummary applies toa mixture with incompletely characterizedconcentrations of impurities.Data may not accurately retlectthe toxicityof the fluorochemical component of the testsample. METHOD: Method: Not given. Type: Acute static-renewarlange-finder GLP: No Year completed: 1984 Species: Pimephalespr-omelas Supplier:Commercial supplierB,rady,NE. Analyticalmonitoring:Temperature,pH, and dissolvedoxygen. Exposure period: 96-hours Statisticamlethods: LC5ovaluesnotcalculatebdased on studyresults. Test fishage: Juveniles Length and weight: Average length 35.4 mm Average weight 0.312g (wet) Loading: 0.52g/L Pretreatment:250 mg/L TetracyclinHeCI. Test conditions: Dilutionwater: Carbon-filterweedllwater. Dilutionwater chemistry: Hardness: 250 nig/Las CaC03 Alkalinity: 240 mg/L as CaC03 Conductivity: 350 pmhos/cm Lighting:A dailyphotoperioodf16 hourslighatnd 8 hoursdarkwitha 15 to 30 minute transitiopneriodwas maintainedthroughoutthetestingperiod. Stock and testsolutionpreparation: The testmaterialwas added directly tothe dilutiownater on a weight/volumebasis. Concentrations dosing rate:Test solutionsrenewed. Stabilityof the testchemical solutions: Not noted. Exposurevessels:1 galloanll-glarsosundtankscontaini3ngL test solution. Number of replicates:1,except forhighestconcentrationand blank controls. Number of fishper replicate:5. Number of concentrations: fiveplusa blank control Water chemistry during the study: pH range (0-96houm): 8.0 - 8.1 (controelxposure) 7.8- 8.1 (1000mg/L exposure) Tempomture range (0-96houm): 20 -22 OC Dissolved oxygen range (0-96houm): 6.5 - 9.4mg/L (controelxposure) 0.5 - 9.4nig/L(1000 mg/L exposure) RESULTS Nominal concentrations: Blank control,1,10, 100, 500, and 1000 mg/L. The blankcontroland 1000 mg/L exposure solutionswere evaluatedin duplicate. Elementvalues: 96-hourLC5o=>1000mg/L Element valuesbased on nominalconcentrations Remarks: Testingwas conducted on a mixtureas describedintheTest Substance Remarks field.The valuesreportedapplytothatmixtureand not the fluorochemicalproportionalone. CONCLUSIONS The testsample 96-hourLC50 forfatheadminnow was determined to be >1000 rng/L,the highestconcentratiotnested.Ten percentmortalitwyas observed inthisconcentrationwhen the replicateasre viewed as combined. Submifter: 3M Company, EnvironmentalLaboratory,P.O. Box 33331, St. Paul,Minnesota,55133 DATA QUALITY ReliabilityK:limischranking= 3. The studyisa range-findingw,ithlimited testorganisms. There isa lackofcharacterizationfthetestsample and the studylacksanalyticaclonfimiatioonfthe amount offluorochemicaplroportion inthe solutions. REFERENCES Thisstudywas conducted by the 3M Company, EnvironmentalLaboratory, St.Paul,MN, Lab Request number Bl 684, 1984. OTHER Last changed: 6/26/00 ENVIRONMENTAL CHEMICAT E-NVIRONMENTAL TOXICITY f E ST LABORATORY EFFECTS EVALUATION SUMMARY REPORT Chemical Tested est Type LCsnYEC50/IC50/GR50 (95% C.L. z Test Species: Test Da te: AW7@7U&4b L. R. Analyst(s): (Exposure/Test Conditions) mg/l Exposure Type: Static Static Recirculator Static Static/Continuous Orbital Shaking- Renewalvilit7l!5--V--,Flow-Through Diluent: Aerated Well Water (Initial D.O...!5?,@mg/l; pH_15jj ; Temp. 7- Water Hardness: ,O,"S6 ppm Hardness Classificationr-,- OC(/,o Dissolved Oxygen t Saturation: 48-hr 96-hr Extended Exposure cchtrol(s) Ld-West Experimental Highest Experimental Dose 1 Li ol@5 DosetooonLi pff Levels,o 48-hr 96-hr Extended Exposure Control(s) Lc)west Experimental Dose lo!t@IJ Highest Experimental DoselOOO 4 e2 Test Temperature OC (OF): Photoperiod: Sixteen hours light with 48-hr 96-hr Extended Exposure o?ZC (M. AZ@c(7,Z,4OC( ) a 15-30 minute transition period. ,.LrLAJ A.OrLL@VA%11.L VZ%4 AQUATIC TOXIC;TY DATA SHEET LR ype Test&ve- MaterialTested4_@42@@@@,ot 77C est Aug 5z64(!6'd;f Date Rec Id /lBatch - .10 -@@ /A7L vg.Wt.& @2@ams Avg. No. Organ3.smsper dose -'S- Ioading F'acWr 0_ 9/W ish Disease Treatment@,-@ 14f 7- est Solution VOUna..@ 4@S/J@U-Glass Tark Tank Dimensiais: iim Started_,&Wa2l&Date Started Date Ccmpleted iluticn Water Carbm-filterecl well W;%+.er-(T@am. D. 0. nvest 3*-9a Full s (95% ODnfidericeLimits) ppnll.pH rark NO. Initial Conc. mg/l Thtal AMCXMT Added Control 24 Hours ThtlaltnNoo,. ppHH Dead 48 Hours D.O. 7btal No. pH ppm Dead 72 Hours 96 Hours D.O. 7btal No. PHID.O. Tbtal No. pH D.0 ppm Dead ppm Dead PPM ;;L- lo c.r) --erl)) Al I/Z" L IrY'r)-)5(y C/ Test Temp. OC Initials& Date xtnients gc X*ndary Effects (otber than Mortality)-.- ParLk No. Syxnptans or Reacticns 3ntrol 24-Hr. og-w- I/Z BC50 Total NUmber Affected 48-Hr. 72-Hr. 96-Hr. 141 'ov- Fortli10620-8-8 PWO Sample Description Lab RequestNo.a@(ZE/4@- . Page of EnvironmentLaalb- WorkSheet K (C t-Ty r Date: t-F @A ILY-:g Analu 7-19-84 ENVlRON-4F-NTAL LABORATORY STATUS ALL RESULTS TE.MTATIVE REPOPT LAP REQUEST 90. B1750 EQUESTER NA4E: ;EPT: 0222 )ROJECT NO: 36 @ATE RECEIVED: '-F.SC:MAY-CARBON RRR 6-14-94 FILTERED WELL WATER CONTRACT LAB: C09TRACT LAB COST: 0 3M E-L HOURS: 3 EST CMPLT DATE: 7-27-34 DATE COMPLETED: -------------------------------------------------------m ------------- -------- SA.*4PLE DATE COD--- ---------- ------------ DESCRIPTION TEST RESULT --------- --------------- ---------- 1 6-01-34 RM#4 2 DI WATER PH RES-CL COND TOT-HARD TOT-ALK TS NH3-N SOL-F COD-LOW TOTMCCLIF SPC p@q RL@'S-CL COND S?C 7.9 <0.02 MG/L 350UMHOS/CM2 240 MG/L 240 MG/L 320 MG/L 4<0.4 MG/L 0.2 MG/L 4 MG/L NEGATIVE 49 PER/ML 6.8 <0.02 MG/L 2.lUMHOS/CM2 9 PER/ML 4 = UPDATED DATA = R,ONTRACT LAB