【英文标准名称】:StandardPracticeforEvaluatingWater-MiscibleMetalworkingFluidBioresistanceandAntimicrobialPesticidePerformance
【原文标准名称】:水可混金属加工液体抗生物作用和抗微生物杀菌剂性能评定的标准实施规程
【标准号】:ASTME2275-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:E35.15
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:antimicrobial;bacteria;bactericide;biocide;bioresistant;coolant;fungi;fungicide;metalworkingfluid;microbicide;mold;pesticide;yeast;Metalworkingfluids/relatedmedia;Microbicides;Microorganisms;Pesticides;Yeasts;Antimicrobialformulation
【摘要】:Thispracticeprovideslaboratoryproceduresforratingtherelativebioresistanceofmetalworkingfluidformulations,fordeterminingtheneedformicrobicideadditionpriortoorduringfluiduseinmetalworkingsystemsandforevaluatingmicrobicideperformance.GeneralconsiderationsformicrobicideselectionareprovidedinPracticeE2169.Thefactorsaffectingchallengepopulationnumbers,taxonomicdiversity,physiologicalstate,inoculationfrequencyandbiodeteriorationeffectsinrecirculatingmetalworkingfluidsystemsarevariedandonlypartiallyunderstood.Consequently,theresultsoftestscompletedinaccordancewiththispracticeshouldbeusedonlytocomparetherelativeperformanceofproductsormicrobicidetreatmentsincludedinatestseries.Resultsshouldnotbeconstruedaspredictingactualfieldperformance.1.1Thispracticeaddressestheevaluationoftherelativeinherentbioresistanceofwater-misciblemetalworkingfluids,thebioresistanceattributabletoaugmentationwithantimicrobialpesticidesorboth.ItreplacesMethodsD3946andE686.1.2Inthispracticerelativebioresistanceisdeterminedbychallengingmetalworkingfluidswithabiologicalinoculumthatmayeitherbecharacterized(comprisedofoneormoreknownbiologicalcultures)oruncharacterized(comprisedofbiologicallycontaminatedmetalworkingfluidoroneormoreunidentifiedisolatesfromdeterioratedmetalworkingfluid).Challengedfluidbioresistanceisdefinedintermsofresistancetobiomassincrease,viablecellrecoveryincrease,chemicalpropertychange,physicalpropertychangeorsomecombinationthereof.1.3Thispracticeisapplicabletoantimicrobialagentsthatareincorporatedintoeitherthemetalworkingfluidconcentrateorend-usedilution.Itisalsoapplicabletometalworkingfluidsthatareformulatedusingnon-microbicidal,inherentlybioresistantcomponents.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E39
【国际标准分类号】:75_100
【页数】:7P.;A4
【正文语种】:英语