ASTM D3871-1984(2003) 用筒底间隙取样技术对水中可提纯有机化合物的试验方法

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【英文标准名称】:StandardTestMethodforPurgeableOrganicCompoundsinWaterUsingHeadspaceSampling
【原文标准名称】:用筒底间隙取样技术对水中可提纯有机化合物的试验方法
【标准号】:ASTMD3871-1984(2003)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;水;含量测定;试样
【英文主题词】:drinkingwater;gaschromatography;purgeandtrap;volatileorganiccompounds
【摘要】:Purgeableorganiccompounds,includingorganohalides,havebeenidentifiedascontaminantsinrawanddrinkingwater.Thesecontaminantsmaybeharmfultotheenvironmentandman.Dynamicheadspacesamplingisagenerallyapplicablemethodforconcentratingthesecomponentspriortogaschromatographicanalysis(1to5).5Thistestmethodcanbeusedtoquantitativelydeterminepurgeableorganiccompoundsinrawsourcewater,drinkingwater,andtreatedeffluentwater.1.1Thistestmethodcoversthedeterminationofmostpurgeableorganiccompoundsthatboilbelow200176;Candarelessthan2%solubleinwater.Itcoversthelow956;g/Ltolowmg/Lconcentrationrange(seeSection15andAppendixX1).1.2Thistestmethodwasdevelopedfortheanalysisofdrinkingwater.Itisalsoapplicabletomanyenvironmentalandwastewaterswhenvalidation,consistingofrecoveringknownconcentrationsofcompoundsofinterestaddedtorepresentativematrices,isincluded.1.3Volatileorganiccompoundsinwateratconcentrationsabove1000956;g/LmaybedeterminedbydirectaqueousinjectioninaccordancewithPracticeD2908.1.4Itistheuser''sresponsibilitytoassurethevalidityofthetestmethodforuntestedmatrices.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionarystatementsaregivenin8.5.5.1.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:8P.;A4
【正文语种】:


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【英文标准名称】:Productstandardtodemonstratethecomplianceofradiobasestationsandfixedterminalstationsforwirelesstelecommunicationsystemswiththebasicrestrictionsorthereferencelevelsrelatedtohumanexposuretoradiofrequencyelectromagneticfield
【原文标准名称】:定有与人暴露于射频电磁场(110MHz-40GHz)有关基准等级或带基本限制的无线电信系统的无线电基地台和固定终端台产品符合性的验证标准.职业标准
【标准号】:BSEN50384-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-09-09
【实施或试行日期】:2002-09-09
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:频率范围;电信;无线的;无线;测量;电磁辐射;工作地点;实验室试验;电磁兼容性;曝光;辐射作用;磁场;探头;产品标准;极限(数学);无线电设备;操作台;吸收;工作环境;定义;定义;电磁场;移动无线电通信系统
【英文主题词】:Absorption;Basicstandard;Communicationtechnology;Conformityassessment;Cordless;Definition;Definitions;Electricalengineering;Electromagneticcompatibility;Electromagneticfields;Electromagneticradiation;Environment(working);Exposure;Frequencyranges;Humanbody;Laboratorytesting;Limits(mathematics);Magneticfields;Measurement;Mobileradiosystems;Operatingstations;People;Probe;Productstandards;Radiationaction;Radioequipment;Standards;Telecommunication;Wireless;Workingplaces
【摘要】:ThisproductstandardappliestoradiobasestationsandfixedterminalstationsforwirelesstelecommunicationsystemsasdefinedinClause3,operatinginthefrequencyrange110MHzto40GHz.Theobjectofthisstandardistodemonstratethecomplianceofsuchproductwiththebasicrestrictions(directlyorindirectlyviacompliancewithreferencelevels)relatedtooccupationalexposuretoradiofrequencyelectromagneticfields.
【中国标准分类号】:Z60
【国际标准分类号】:33_050_01;33_070_01;33_100_10
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Anglegrinders;spindleendandconnectiondimensionsforsafetyguards
【原文标准名称】:角度磨床.轴端和防护罩板的连接尺寸
【标准号】:DIN44706-1969
【标准状态】:作废
【国别】:德国
【发布日期】:1969-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;尺寸;角度磨床;磨床;工具;轴端
【英文主题词】:shaftends;electricalengineering;grindingmachines;tools;dimensions;anglegrinders
【摘要】:
【中国标准分类号】:J55
【国际标准分类号】:4370
【页数】:1P;A4
【正文语种】:德语