SAE AS1001 Fitting, Tee, Standard and Reducer, Bulkhead on Run, Internal Port on Side, Flareless
作者:标准资料网 时间:2024-05-18 18:14:03 浏览:9164
来源:标准资料网
Product Code:SAE AS1001
Title:Fitting, Tee, Standard and Reducer, Bulkhead on Run, Internal Port on Side, Flareless
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:Scope unavailable
【英文标准名称】:Semiconductordevices-Part12:Optoelectronicdevices-Section2:Blankdetailspecificationforlaserdiodemoduleswithpigtailforfibreopticsystemsandsub-systems
【原文标准名称】:半导体器件第12部分:光电子器件第2节:纤维光学系统和子系统带尾纤的激光二极管模块空白详细规范
【标准号】:IEC60747-12-2-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-07
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC47C
【标准类型】:()
【标准水平】:()
【中文主题词】:详细规范;光电子学;光电子器件;规范;二极管;电子设备及元件;分规范;光波导;激光二极管;激光模量
【英文主题词】:diodes;detailspecification;optoelectronics;sectionalspecification;specification;electronicequipmentandcomponents;opticalwaveguides;lasermodules;laserdiodes;optoelectronicdevices
【摘要】:
【中国标准分类号】:L50
【国际标准分类号】:31_260
【页数】:16P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminationofAldicarb,AldicarbSulfone,AldicarbSulfoxide,Carbofuran,Methomyl,OxamylandThiofanoxinWaterbyLiquidChromatography/TandemMassSpectrometry(LC/MS/MS)
【原文标准名称】:液相色谱/串联质谱法测定水中涕灭威,涕灭威砜,涕灭威亚砜,克百威,灭多威,杀线威和久效威的标准试验方法
【标准号】:ASTMD7645-2010
【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】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:氨基甲酸酯;液相色谱法;质谱测定法;水
【英文主题词】:carbamates;liquidchromatography;massspectrometry;water
【摘要】:ThistestmethodhasbeendevelopedinsupportoftheNationalHomelandSecurityResearchCenter,USEPAbyRegion5ChicagoRegionalLaboratory(CRL).TheN-methylcarbamate(NMC)pesticides:aldicarb,carbofuran,methomyl,oxamyl,andthiofanoxhavebeenidentifiedbyEPAasworkingthroughacommonmechanism.Theseaffectthenervoussystembyreducingtheabilityofenzymes.EnzymeinhibitionwastheprimarytoxicologicaleffectofregulatoryconcerntoEPAinassessingtheNMCx2019;sfood,drinkingwater,andresidentialrisks.Inmostofthecountry,NMCresiduesindrinkingwatersourcesareatlevelsthatarenotlikelytocontributesubstantiallytothemulti-pathwaycumulativeexposure.Shallowprivatewellsextendingthroughhighlypermeablesoilsintoshallow,acidicgroundwaterrepresentwhattheEPAbelievestobethemostvulnerabledrinkingwater.Aldicarbsulfoneandaldicarbsulfoxidearebreakdownproductsofaldicarbandshouldalsobemonitoredduetotheirtoxicologicaleffects.Thismethodhasbeeninvestigatedforusewithreagent,surface,anddrinkingwaterfortheselectedcarbamates:aldicarb,aldicarbsulfone,aldicarbsulfoxide,carbofuran,methomyl,oxamylandthiofanox.1.1Thistestmethodcoversthedeterminationofaldicarb,aldicarbsulfone,aldicarbsulfoxide,carbofuran,methomyl,oxamyl,andthiofanox(referredtocollectivelyascarbamatesinthistestmethod)inwaterbydirectinjectionusingliquidchromatography(LC)anddetectedwithtandemmassspectrometry(MS/MS).Theseanalytesarequalitativelyandquantitativelydeterminedbythismethod.Thismethodadherestomultiplereactionmonitoring(MRM)massspectrometry.1.2TheDetectionVerificationLevel(DVL)andReportingRangeforthecarbamatesarelistedinTable1.1.2.1TheDVLisrequiredtobeataconcentrationatleast3timesbelowtheReportingLimit(RL)andhaveasignal/noiseratiogreaterthan3:1.Fig.1displaysthesignal/noiseratiosoftheprimarysinglereactionmonitoring(SRM)transitions,andFig.2displaystheconfirmatorySRMtransitionsattheDVLsforthecarbamates.1.2.2ThereportinglimitistheconcentrationoftheLevel1calibrationstandardasshowninTable2forthecarbamates.1.3Units8212;ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C51
【国际标准分类号】:13_060_50
【页数】:12P.;A4
【正文语种】:
