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【英文标准名称】:StandardPracticeforAquaticToxicityTestingofLubricants:SamplePreparationandResultsInterpretation
【原文标准名称】:润滑剂水中毒性试验的标准操作规程:样品制备和结果判断
【标准号】:ASTMD6081-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.12
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:aquatictoxicology;ecotoxicity;effectload;incidentload;lethalload;lubricant;mechanicaldispersion;wateraccommodatedfraction(WAF):watersolublefraction(WSF)
【摘要】:Thispracticegivestechniquestouseinthepreparationoflubricantsorlubricantcomponentsforacuteorchronicaquatictoxicitytests.Mostlubricantsandlubricantcomponentsaredifficulttoevaluateintoxicitytestsbecausetheyaremixturesofchemicalcompoundswithvaryingandusuallypoorsolubilityinwater.Lubricantsorlubricantcomponentmixturesshouldnotbeaddeddirectlytoaquaticsystemsfortoxicitytestingbecausethedetailsoftheadditionprocedurewillhavealargeeffectontheresultsofthetoxicitytest.Useofthetechniquesdescribedinthispracticewillproducewell-characterizedtestsystemsthatwillleadtotestswithmeaningfulandreproducibleresults.Thetoxicityofmixturesofpoorlysolublecomponentscannotbeexpressedintheusualtermsoflethalconcentration(orthesimilartermsofeffectconcentrationorinhibitionconcentration)becausethemixturesmaynotbecompletelysolubleattreatlevelsthatleadtotoxiceffects.Thetestmaterialpreparationtechniquesgiveninthispracticeleadtotestresultsexpressedintermsofloadingrate,whichisapracticalandmeaningfulconceptforexpressingthetoxicityofthistypeofmaterial.Oneoftherecommendedmethodsofmaterialpreparationforlubricantsortheircomponentsisthemechanicaldispersiontechnique.Thisparticulartechniquegeneratesturbulence,andthus,itshouldnotbeusedforpoorlyswimmingorganisms.1.1Thispracticecoversprocedurestobeusedinthepreparationoflubricantsortheircomponentsfortoxicitytestinginaquaticsystemsandintheinterpretationoftheresultsofsuchtests.1.2Thispracticeissuitableforuseonfully-formulatedlubricantsortheircomponentsthatarenotcompletelysolubleattheintendedtesttreatrates.Itisalsosuitableforusewithadditives,iftheadditiveistestedafterbeingblendedintoacarrierfluidattheapproximateconcentrationasintheintendedfullyformulatedlubricant.Thecarrierfluidshallmeettheabovesolubilitycriterion,beknowntobeminimallytoxicinthetoxicitytestinwhichthematerialwillbetested,andbeknowntohaveachemicalcompositionsimilartotherestoftheintendedfullyformulatedlubricant.1.3Samplespreparedinaccordancewiththispracticemaybeusedinacuteorchronicaquatictoxicitytestsconductedinfreshwaterorsaltwaterwithfish,largeinvertebrates,oralgae.Thispracticedoesnotaddresspreparationofsamplesforplanttoxicitytestingotherthanalgae.1.4Standardacuteandchronicaquatictoxicityproceduresaremoreappropriateforlubricantswithcompositionsthatarecompletelysolubleattheintendedtesttreatrates(1,2,3,4,5).1.5Thispracticeisintendedforusewithlubricantsorlubricantcomponentsofanyvolatility.1.6Thispracticedoesnotaddressanyquestionsregardingtheeffectsofanylubricantorlubricantcomponentonhumanhealth.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:13_020_40;75_100
【页数】:7P.;A4
【正文语种】: