ASTM D 5879-1995 现场腐化装置的地点表面特征的标准实施规程
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来源:标准资料网
【英文标准名称】:StandardPracticeforSurfaceSiteCharacterizationforOn-SiteSepticSystems
【原文标准名称】:现场腐化装置的地点表面特征的标准实施规程
【标准号】:ASTMD5879-1995
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:实施规程;处理;基地标识;现场腐化装置;地点表面特征;现场检查;预先检查;化粪池系统;岩石;土壤;废水试验;有关材料;表面分析
【英文主题词】:wastewatertesting;practice;surfaceanalysis;sitesepticsystems;surfacesitecharacterization;fieldinvestigations;septictanksystems;treatment;emsoil;preliminaryinvestigations;relatedmaterials;ro
【摘要】:
【中国标准分类号】:P13
【国际标准分类号】:13_060_30;13_030_40
【页数】:4P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforAnalysisofLinearDetergentAlkylates
【原文标准名称】:直链洗涤剂烷基化物的分析试验方法
【标准号】:ASTMD4337-1989(2003)
【标准状态】:现行
【国别】:
【发布日期】:1989
【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】:D12.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:烷基化合物;肥皂;清洗材料;工艺;分析
【英文主题词】:linearalkylbenzenes;lineardetergentalkylates
【摘要】:Thesetestmethodsaresuitableforsettingspecificationsonlineardetergentalkylatesandforqualitycontrolwherethesealkylatesaremanufacturedorareusedinamanufacturingprocess.Thegaschromatographytestisusefulinidentifyinglineardetergentalkylatesproducedbythevariousmanufacturingprocessesandfordeterminingtheapplicabilityofalineardetergentalkylatetoaparticularenduse.TestconditionshavebeenoptimizedforresolutionoftheC-9toC-15lineardetergentalkylatesandthepresenceofhigherorlowerchainlengthswillbereadilyapparentbutmayproduceerroneousresults.Thetetralinstructureshavenotbeensufficientlyidentifiedtoallowdeterminationoftetralins,andsmallunidentifiedcomponentsarereportedastetralinsandunidentifieds.Somelineardetergentalkylatesuseamanufacturingprocesswithanorganicchlorideasaprecursor.Thistestmaybeusedtoensurethatthechloridecontentofthealkylateisnotexcessiveforaparticularenduse.Theplatinum-cobaltcolortestisusefulindeterminingthatthecolorofthelineardetergentalkylatewillnotcontributetothecoloroftheenduseproduct.Therefractiveindexandspecificgravitytestsarepossibleaidsintheidentificationoflineardetergentalkylatesandinevaluatingalkylatesforgrosscontaminants.Thewatertestissuitablefordeterminingthatlineardetergentalkylatesdonotcontainamountsofwaterdeleterioustofurtherprocessing.FIG.1TypicalGasChromaticScanofanAlkylate1.1Thesetestmethodscoverchemicalandphysicaltestsapplicabletolineardetergentalkylates,evaluatingthosepropertieswhichcharacterizelineardetergentalkylateswithrespecttoitssuitabilityfordesireduses.Note18212;Lineardetergentalkylatescompriseslinearalkylbenzenespreparedbyvaryingprocessesofvaryinglinearalkylchainlength.Thealkylateissulfonatedforsurfactantuse,thelargestapplicationbeingindetergentproducts.Carefulcontroloflineardetergentalkylatecharacteristicsisdesired;duringsulfonation,variationsofthesulfonatecanoccurthatmayresultineitherdesirableorundesirableend-useproperties.1.2Thetestmethodsappearasfollows:SectionCompositionbyGasChromatography7-15Chlorides16-27Color28-30RefractiveIndex31-33SpecificGravity34-36Water37-39【英文标准名称】:SpecificationforInductionBrazing
【原文标准名称】:感应加热钎焊规范
【标准号】:ANSI/AWSC3.5-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:铜焊;钎焊;规范
【英文主题词】:Brazing;Solderings;Specification
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_50
【页数】:
【正文语种】:英语
