Document ByZNKeVw01LxypkgdYMVwNJeJ
ACTIVATED SLUDGE RESPIRATION INHIBITION
TEST SUBSTANCE Identity: PreerfefrlrueodrotoocatasnPesFuOlSfoAnAy,lamFiCd-o1(2et8hyolr)aascetthaetem;ajmoarycaolmspoobneent of
F((Ch-e1p2t7ad,ecFaCf-l1u2or9o,ocFtCy-l1js0u9l,foonrylFlC--,1p0o9t-aXs.si(uGmlyscailnt,e,CNA-Seth#y2l-9N9-1 51-7)
Remarks: is a mixture
ofT4h0e-t4e4st%staemstplseubisstFaCn-ce1,273.2%Curwarteenrt,i1nf4o%rmaitsioopnroipnadniocla,te4s%it
ethanol, and 6-10% C4-C7 fluoroalkyl carboxylate compounds.
mTihxetfuorleloofwtihnge stuesmtmsaurbsytiasnacbebrinevaiawatteedrb/eocrgaaunsiectshoelvteesnttssaolmuptlioeni.s a Data may not accurately relate toxicityofthe test sample with that of the test substance.
METHOD:
Methods: Protocol Reference EAR, 11/8/79.
Testtype: Not noted.
GLP: Year
No Completed:
1981
Test organism source:
Activated
Sludge
mixed
liquor from
St.
Paul,
Minnesota Metro Wastewater Treatment Plant
RESULTS
Nominal Element
vcaolnuceesn:tratNioonasc:utBekicnohnitbriotlo,ry1e0f0fe0ctmgo/nLactivated
sludge
respiration rate at 1000 mg/L with a contact time of
3.25 minutes.
Rdeesmcarrikbsed: iTnetshteintgeswtassubcsotnadnucceterdemoanrktshefimeildx.tuTrhe eofvtahleuetersetpsourtbesdtaanpcpleiaess fdoettehartmimniexttuhree iamnpdacntotofthtehetepsrtessuebnscteaonfcte.heNoorgaatntiecmpsotlwvaenstsmaordwehtaot pPoerrtfilounoroofotchteantoexsiucliftyoncyalnambiedoc(oentthryilbaucteetdattoe.the
CONCLUSIONS
Limited contact time estimates that FC-127 is not expected to inhibit the activity of activated sludge.
000221
`Submitter: 3M Company, Environmental Laboratory, P.O. Box 33331, St. Paul, Minnesota, 55133 DATA QUALITY
Reliability: Klimisch ranking 3. Testing lacks record of methodology used. The method was not an agency approved method. There is a lack
of characterizationofthe test sample. Test solutions not analyzed for test substance concentrations. Nominal values used. REFERENCES This study was conducted by the 3M Company, Environmental Laboratory, St. Paul, MN, Lab Request number7009.
OTHER Last changed: 5/18/00
000222
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