BS EN 1784-2003 食品.经过照射处理含脂肪的食品的检测.碳氢化合物的气相色谱分析

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【英文标准名称】:Protectiveclothing-Protectionagainstchemicals-Determinationofresistanceofprotectiveclothingmaterialstopermeationbyliquidsandgases
【原文标准名称】:防护服化学品的防护防护服耐液体和气体渗透性的测定
【标准号】:ISO6529-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC94
【标准类型】:()
【标准水平】:()
【中文主题词】:耐化学性;实验室试验;化学的;药液;测试;服饰;材料试验;渗透率;防护服装;测定;液体;定义;化合物
【英文主题词】:Accidentprevention;Airpermeability;Breaches;Cells;Checkingequipment;Chemical;Chemicalhazards;Chemicalprotectivesuits;Chemicalresistance;Chemical-resistantmaterials;Chemicals;Chemistry;Clothing;Definitions;Determination;Feed;Gaseous;Gases;Jigs;Joints;Laboratorytesting;Leaktests;Liquid;Liquids;Mass;Materials;Materialstesting;Measurement;Media;Occupationalsafety;Penetrationsofmoisture;Permeability;Permeabilitymeasurement;Permeation;Piping;Principle;Protection;Protectiveclothing;Protectiveequipment;Reagents;Regulatorsoftemperature;Resistance;Resistors;Samples;Selection;Testspecimens;Testing;Testingconditions;Testingfluids;Waterproofness;Watertightnesstests;Workplacesafety
【摘要】:ThisInternationalStandarddescribeslaboratorytestmethodsthatenableadeterminationoftheresistanceofmaterialsusedinprotectiveclothingtopermeationbyliquidorgaseouschemicalsundertheconditionsofeithercontinuousorintermittentcontact.MethodA(see8.3)isapplicabletothetestingofliquidchemicals,eithervolatileorsolubleinwater,expectedtobeincontinuouscontactwiththeprotectiveclothingmaterial.MethodB(see8.4)isapplicabletothetestingofgaseouschemicalsexpectedtobeincontinuouscontactwiththeprotectiveclothingmaterial.MethodC(see8.5)isapplicabletothetestingofliquidchemicals,eithervolatileorsolubleinwater,expectedtobeinintermittentcontactwiththeprotectiveclothingmaterial.Thesetestmethodsareonlysuitableforthetestingofair-impermeableprotectiveclothingmaterials.Theyassessthepermeationresistanceoftheprotectiveclothingmaterialunderlaboratoryconditionsintermsofbreakthroughtime,permeationrate,andcumulativepermeation.Thesetestmethodsalsoenableobservationstobemadeoftheeffectsofthetestliquidontheprotectiveclothingmaterialundertest.Thesetestmethodsaddressonlytheperformanceofmaterialsorcertainmaterialconstructions(e.g.seams)usedinprotectiveclothing.Thesetestmethodsdonotaddressthedesign,overallconstructionandcomponents,orinterfacesofgarmentsorotherfactorswhichmayaffecttheoverallprotectionofferedbytheprotectiveclothing.Itisemphasizedthatthesetestsdonotnecessarilysimulateconditionstowhichclothingmaterialsarelikelytobeexposedinpractice.Theuseoftestdatashouldthereforeberestrictedtobroadcomparativeassessmentofsuchmaterialaccordingtotheirpermeation-resistancecharacteristics.
【中国标准分类号】:C73
【国际标准分类号】:13_340_10
【页数】:29P;A4
【正文语种】:英语


【英文标准名称】:Testingfreshconcrete-Sampling
【原文标准名称】:新鲜混凝土试验.取样
【标准号】:BSEN12350-1-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:混凝土;抽样方法;水泥与混凝土技术;抽样表;试样;物料装卸
【英文主题词】:Compactness;Concretestructures;Concretes;Consistency;Consistency(mechanicalproperty);Construction;Constructionmaterials;Definitions;Freshconcrete;Samplingmethods;Temperature;Testequipment;Testing
【摘要】:ThisEuropeanStandardspecifiestwoproceduresforsamplingfreshconcrete,bycompositesamplingandbyspotsampling.NOTETherequirementforremixingthesamplebeforetestsonthefreshconcrete,orbeforemakingtestspecimens,isincludedintherelevantstandards.Whenmixingandsamplingofconcreteisdoneinalaboratory,differentproceduresmayberequired.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:6P.;A4
【正文语种】:英语