【英文标准名称】:Phosphoricacidforindustrialuse.Determinationofsulphates.Titrimetricmethodafterreduction.
【原文标准名称】:工业用磷酸.硫酸盐含量的测定.先还原后滴定的方法
【标准号】:NFT20-471-1973
【标准状态】:作废
【国别】:法国
【发布日期】:1973-12-01
【实施或试行日期】:1973-11-22
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;磷酸;化学分析;还原法;容量分析;含量测定;硫酸盐
【英文主题词】:volumetricanalysis;sulphates;reductionmethods;chemicalanalysisandtesting;phosphoricacid;determinationofcontent
【摘要】:
【中国标准分类号】:G11
【国际标准分类号】:71_060_30
【页数】:4P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodforMeasuringthePerformanceofPersonalCoolingSystemsUsingPhysiologicalTesting
【原文标准名称】:用生理学测试测定人体冷却系统性能的标准试验方法
【标准号】:ASTMF2300-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:F23.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:适应环境;核心温度;最大耗氧量;人体冷却系统;热应变;热应力;全身出汗率;体温;皮肤接触温度
【英文主题词】:acclimation;coretemperature;maximumoxygenconsumption;personalcoolingsystems;thermalstrain;thermalstress;wholebodysweatrate;Bodytemperature;PCS--(PersonalCoolingSystem);PPE;Skincontacttemperature;Thermalstress
【摘要】:ThistestmethodcanbeusedtoquantifyandcomparethecoolingprovidedbydifferentPersonalCoolingSystems(PCS)wornwithastandardoutergarmentorwithaspecifiedprotectiveoutergarment.ThistestmethodwillassesstheperformanceofPCSbasedonthephysiologicalmeasurementofcoretemperature,meanskintemperature,heartrate,exposuretime,oxygenconsumption,andwholebodysweatrate.EvaluatingtheeffectivenessofPCSisanextremelycomplicatedendeavorthatinvolvesmanyfactorsrelatedtothermalexchangebetweenthePCS,theenvironment,andtheparticipant.Itwouldnotbepracticalinatestmethodofthisscopetoestablishdetailssufficienttocoverallcontingencies.Therefore,avalidphysiologicalmethodofmeasuringcoretemperature,alongwithothervariablesofthermalstrain,providesanacceptablemeansofclassifyingtheperformanceofPCS.ThistestmethodwillalsomeasuretheamountoftimethePCSmaintainscoretemperaturewithinsafelimitsduringaspecifiedconditionofthermalstress.Departuresfromtheinstructionsinthistestmethodmayleadtosignificantlydifferenttestresults.Technicalknowledgeconcerningthermoregulatoryresponses,thetheoryofheattransfer,physiologicalandenvironmentaltemperaturemeasurement,andtestingpracticesisneededtoevaluatewhichdeparturesfromtheinstructionsgiveninthistestmethodaresignificant.Alldeparturesmustbereportedwiththeresults.1.1Thistestmethodcoversthephysiologicalmeasurementofinternalbodycoretemperature,skintemperature,thermalexposuretime,heartrateresponse,oxygenconsumption,andwholebodysweatrate,toassesstheeffectivenessofPersonalCoolingSystems(PCS)inreducingtheeffectsofthermalstress.1.1.1Toincreasesafetyduringphysiologicaltesting,thisdynamictestrequirestheuseofhumanparticipantswhoexhibitspecifichealthandphysicalfitnessrequirements.1.2Thistestincorporatestheuseofprotectiveclothingensembles(outergarments)usedinconjunctionwithorwornovertopofthePCS.Thisscopeisthereforeorientedtoindustrialratherthanathleticapplications.1.2.1TheeffectivenessofdifferentPCSwillbequantifiedwiththesameprotectiveclothingensemble.Therefore,thephysiologicalvaluesobtainedapplyonlytothecoolingsystems,theparticularprotectiveoutergarment,andthespecifictestconditions.1.2.2Whenaprotectiveoutergarmentisnotprovided,thistestmethodrequiresthatPCSshallbetestedwiththestandardoutergarmentdefinedwithinthistestmethod.1.2.3Thepresentstandarddoesnotattempttodetermineimportantclothingcharacteristics,suchasthermalinsulationandevaporativeresistance,ofthePCSorofthegarmentswornwiththePCS.TestMethodsF1291andF2370canbereferencedfortheseclothingmeasurements.1.3ThevaluesstatedinthistestmethodshallbeSIunits.1.4Itistheresponsibilityofthetestlaboratorytoobtainthenecessaryandappropriateapproval(s)requiredbytheirinstitutionforconductingtestsusinghumanparticipants.1.5Thistestmethoddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthistestmethodtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A25
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】: