ANSI/NFPA 25-1998 水基灭火系统
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【英文标准名称】:Water-BasedExtinguishingSystems
【原文标准名称】:水基灭火系统
【标准号】:ANSI/NFPA25-1998
【标准状态】:作废
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:C84
【国际标准分类号】:13_220_10
【页数】:
【正文语种】:英语
【原文标准名称】:水基灭火系统
【标准号】:ANSI/NFPA25-1998
【标准状态】:作废
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:C84
【国际标准分类号】:13_220_10
【页数】:
【正文语种】:英语
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodsforEvaluationofInactivatorsofAntimicrobialAgents
【原文标准名称】:评估抗菌剂灭活的标准试验方法
【标准号】:ASTME1054-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:antimicrobialagents;antimicrobialeffectivenessevaluations;inactivation;neutralization;neutralizertoxicity;Antimicrobialformulations/testing;Effectivenesstesting;Inactivators;Microbialenvironments;Neutralization;Neutralizertoxicity;Quenc
【摘要】:Theeffectivenessofantimicrobialagentsincorporatedintodisinfectants,sanitizers,andantisepticsismeasuredbytheirabilitytokillmicroorganismswithinaspecifiedcontacttime.Hence,accuratedeterminationofantimicrobialeffectivenessrequirescompleteandimmediateinactivation(neutralization)oftheantimicrobialagent.Inefficientorincompleteneutralizationwillpermitkillingorinactivationofmicroorganismstocontinuebeyondtheexperimentalexposuretime,resultinginanoverestimationofantimicrobialactivity.Theneutralizationmethodscommonlyusedinantimicrobialeffectivenessevaluationsarechemicalinactivation,dilution,andfiltration.Allcriticalparametersofanantimicrobialeffectivenessevaluationx2014;forexample,media,equipment,microorganism(s),andtemperatureofsolutionsx2014;mustbeduplicatedwhenevaluatinganeutralizationproceduretobeused.Theneutralizationevaluationmustincludeatleastthreereplications(fivereplicationsinSection9)sothatastatisticalanalysisoftherecoverydatacanbeperformed.Thenumberofreplicatesusedintheevaluationdependsonthestatisticalsignificancerequiredfortheexpectedresults,thevariabilityencounteredinthedata,andtherelativeeffectivenessoftheneutralizationprocedure.Alimitationoftheseevaluationproceduresisthattheyusemicroorganismsthathavenotbeenexposedtoanantimicrobialagent.Underexperimentalconditions,cellsexposedtoneutralizationproceduresarelikelytobedamagedtodifferentdegreesbytheantimicrobialagent.Sublethalinjurymaybeafactorinrecovery,andtheroleoftheneutralizationprocedureinrecoveryofinjuredorganismsshouldbeexamined.Thismethodisnotintendedtoassessinjuredorganismrecovery.Note38212;Ideally,allmicroorganismsusedintheantimicrobialeffectivenessevaluationshouldbetestedintheneutralizationassay.However,representativeorganismsmaybeselectedfortesting,asjudgedappropriatebytheinvestigator.Theinvestigatoriscautionedthatfailuretoidentifyneutralizerefficacyandtoxicityforallmicroorganismscouldresultinexaggeratedmicrobialreductionsinanantimicrobialeffectivenessevaluation.Also,forastudytestingmultipleantimicrobialformulations,andinwhichsampleswillcontainmultiplespeciesofmicroorganisms(forexample,skinflora)thatareexposedtotheformulations,asingleprocedureand/orcombinationofagentssuitableforneutralizingtheantimicrobialactivitiesofthemultipleformulationsmustbeusedfortesting.1.1Thesetestmethodsareusedtodeterminetheeffectivenessofproceduresandagentsforinactivating(neutralizing,quenching)themicrobicidalpropertiesofantimicrobialagents,andtoensurethatnocomponentsoftheneutralizingproceduresandagents,themselves,exertaninhibitoryeffectonmicroorganismstargetedforrecovery.Note18212;Knowledgeofmicrobiologicalandstatisticaltechniquesisrequiredfortheseprocedures.Thesemethodsarenotsuitablewhentestingthevirucidalactivityofmicrobicides(seeTestMethodE1482).1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C51
【国际标准分类号】:71_100_35
【页数】:7P.;A4
【正文语种】:英语
【原文标准名称】:评估抗菌剂灭活的标准试验方法
【标准号】:ASTME1054-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:antimicrobialagents;antimicrobialeffectivenessevaluations;inactivation;neutralization;neutralizertoxicity;Antimicrobialformulations/testing;Effectivenesstesting;Inactivators;Microbialenvironments;Neutralization;Neutralizertoxicity;Quenc
【摘要】:Theeffectivenessofantimicrobialagentsincorporatedintodisinfectants,sanitizers,andantisepticsismeasuredbytheirabilitytokillmicroorganismswithinaspecifiedcontacttime.Hence,accuratedeterminationofantimicrobialeffectivenessrequirescompleteandimmediateinactivation(neutralization)oftheantimicrobialagent.Inefficientorincompleteneutralizationwillpermitkillingorinactivationofmicroorganismstocontinuebeyondtheexperimentalexposuretime,resultinginanoverestimationofantimicrobialactivity.Theneutralizationmethodscommonlyusedinantimicrobialeffectivenessevaluationsarechemicalinactivation,dilution,andfiltration.Allcriticalparametersofanantimicrobialeffectivenessevaluationx2014;forexample,media,equipment,microorganism(s),andtemperatureofsolutionsx2014;mustbeduplicatedwhenevaluatinganeutralizationproceduretobeused.Theneutralizationevaluationmustincludeatleastthreereplications(fivereplicationsinSection9)sothatastatisticalanalysisoftherecoverydatacanbeperformed.Thenumberofreplicatesusedintheevaluationdependsonthestatisticalsignificancerequiredfortheexpectedresults,thevariabilityencounteredinthedata,andtherelativeeffectivenessoftheneutralizationprocedure.Alimitationoftheseevaluationproceduresisthattheyusemicroorganismsthathavenotbeenexposedtoanantimicrobialagent.Underexperimentalconditions,cellsexposedtoneutralizationproceduresarelikelytobedamagedtodifferentdegreesbytheantimicrobialagent.Sublethalinjurymaybeafactorinrecovery,andtheroleoftheneutralizationprocedureinrecoveryofinjuredorganismsshouldbeexamined.Thismethodisnotintendedtoassessinjuredorganismrecovery.Note38212;Ideally,allmicroorganismsusedintheantimicrobialeffectivenessevaluationshouldbetestedintheneutralizationassay.However,representativeorganismsmaybeselectedfortesting,asjudgedappropriatebytheinvestigator.Theinvestigatoriscautionedthatfailuretoidentifyneutralizerefficacyandtoxicityforallmicroorganismscouldresultinexaggeratedmicrobialreductionsinanantimicrobialeffectivenessevaluation.Also,forastudytestingmultipleantimicrobialformulations,andinwhichsampleswillcontainmultiplespeciesofmicroorganisms(forexample,skinflora)thatareexposedtotheformulations,asingleprocedureand/orcombinationofagentssuitableforneutralizingtheantimicrobialactivitiesofthemultipleformulationsmustbeusedfortesting.1.1Thesetestmethodsareusedtodeterminetheeffectivenessofproceduresandagentsforinactivating(neutralizing,quenching)themicrobicidalpropertiesofantimicrobialagents,andtoensurethatnocomponentsoftheneutralizingproceduresandagents,themselves,exertaninhibitoryeffectonmicroorganismstargetedforrecovery.Note18212;Knowledgeofmicrobiologicalandstatisticaltechniquesisrequiredfortheseprocedures.Thesemethodsarenotsuitablewhentestingthevirucidalactivityofmicrobicides(seeTestMethodE1482).1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C51
【国际标准分类号】:71_100_35
【页数】:7P.;A4
【正文语种】:英语
基本信息
标准名称: | 2 4-二氨基甲苯 |
中标分类: | 化工 >> 涂料、颜料、染料 >> 染料中间体 |
替代情况: | 由HG 2-374-1980改号;被HG/T 3395-1999代替 |
发布日期: | |
实施日期: | 2003-06-01 |
首发日期: | |
作废日期: | 2000-04-01 |
出版日期: | |
页数: | 4页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 化工 涂料 颜料 染料 染料中间体