Document kDkx4ejRJR7r6ERJv79Bwj6EJ
AR 886 -- Of 40
ACTIVATED SLUDGE RESPIRATION INHIBITION TEST
TEST SUBSTANCE Identity: AremfiexrteudretocaonstPaiFnOiSng,pFeCr-f9l5uo,roorocatsanaescuolmfponoanteen,twhoifcFhX-m80a1y. al(s1o- be
Octanesulfonic acid) (CAS # 2795-39-3).
Ri1se2Lm%-a9rd2ik3es5t:h(yFlXe-nT6eh01ge)l.y3cMoClpubrruortdeyunlctteitinhoefnro,lrom8ta1tn.iuo2mn5bi%enrwdaiwtcaeatrse,so2ct%8is3p5ar-o3mpi4ax.ntueTrhSeeuoltfteo1snt%esPaFmpOlSe,
fcohiaomreora,ly1l9)%
hseoxdaimuimniocutmylchsluolrfiatdee,,
10.%8s%oxdainutmhadnecgyulms,ui0fa.t8e,%
0.1% N-(3starch, and
0.05%
tolyltriazole.
-
Tchhaerafcotlleorwiiznegd scounmcmeantrryataipopnlsieosftiompaurmiitxiteusr.e Dwaittha imnacyomnpoltetaeclcyurately
reflect the toxicityofthe fluorochemical componentof the test sample.
METHOD
Method: Activated sludge protocol EARMAS 5-09-84 TGeLsPt:tyNpoe: Aerobic YASnteaaatlriystCtioiccmaaplllmmeoetnteihdto:odrsi1:n9g8:4ResDuilstssolwveerdeodxeytgeernmicnonecdenbtyractailocnusl.ationofthe oxygen `TWcoaossnttseuowmrapgttaienorinTsrrmaetsae.otumrecnet:PlaAnctt,ivSatt.ePdausll,udMgNe mixedliquorfrom the Metropolitan
Test condition:
DSRiyelnfutethrieeotnnicwceastaeenrwd:agtDeees:itosNnooiltzuegtdiivoweannt.perre.paration: The test material was added directly to the dilution water on a weightvolume basis. TNeusmtbveersoseflsc:oncNeonttgriavteino.ns: three plus blank control, in duplicate (two sTEtolutedamileessnutrsubnpa)esnisd:edRessopliirdastiaonndinhpiHbitoinondaasydoeftetersmtiinnegd: bNyootxgyigveenn.
consumption.
RESULTS
Nominal concentrations: Blank control, 10, 100, and 1000 mg/L.
002100
wEalsesmeeenntavatlu1e0s0:0mg/NLowiinthhibiatcoryoefnfecttimoaencoacftt7ivamtiendutselsu.dge respiration rate Element values based on nominal concentrations. TReesmtainrgkswafiselcd.onTdhuectveadluoensarempioxrttuerdeaapspldyestcortihbaetdmiinxtthureeTaesntd Snuobtstthaence
fluorochemical proportion alone.
CONCLUSIONS Texhpeosmuatreer.iaTlheexhriebsiptierdantiooninrhaitbeoitfotryheeffteecsttsbaitor1e0ac0t0ormgw/aL.sohviegrhear7thmainnuthtaet of the blank controls. Submitter: 3M Company, Environmental Laboratory, P.O. Box 33331, St. Paul, Minnesota, 55133
DATA QUALITY
uResleida.bilTihtey:meKitihmoidscwharsannkoitnagn=a3g.enTchye-atepsptrloavcekds mreetchoroddo.fmTehtehiondoocluolguym is `nsoatmpprloepearnldy tchhearsatcutdeyrilzaecdk.s aTnhaelryteiciaslacloancfkiromfacthiaornacotfetrhiezaatmioonuonfttohfe test fluorochemical proportion in the solution.
REFERENCES
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