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ASTM D5442-1993(2008) 用色谱法分析石油石蜡的标准试验方法

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【英文标准名称】:StandardTestMethodforAnalysisofPetroleumWaxesbyGasChromatography
【原文标准名称】:用色谱法分析石油石蜡的标准试验方法
【标准号】:ASTMD5442-1993(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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】:D02.04.0H
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:gaschromatography;non-normalparaffinhydrocarbons;normalparaffin;paraffinwax;petroleumwax;Carbondistribution;Gaschromatography(GC)--petroleumproducts;Hydrocarbons;Nonnormalparaffinhydrocarbons;Normalparaffin;Paraffinwax;Petroleumw
【摘要】:Thedeterminationofthecarbonnumberdistributionofpetroleumwaxesandthenormalandnon-normalhydrocarbonsineachcanbeusedforcontrolofproductionprocessesaswellasaguidetoperformanceinmanyenduses.Dataresultingfromthistestmethodareparticularlyusefulinevaluatingpetroleumwaxesforuseinrubberformulations.1.1Thistestmethodcoversthequantitativedeterminationofthecarbonnumberdistributionofpetroleumwaxesintherangefromn-C17throughn-C44bygaschromatographyusinginternalstandardization.Inaddition,thecontentofnormalandnon-normalhydrocarbonsforeachcarbonnumberisalsodetermined.Materialwithacarbonnumberaboven-C44isdeterminedbyitsdifferencefrom100mass%andreportedasC45+.1.2Thistestmethodisapplicabletopetroleumderivedwaxes,includingblendsofwaxes.Thistestmethodisnotapplicabletooxygenatedwaxes,suchassyntheticpolyethyleneglycols(forexample,Carbowax),ornaturalproductssuchasbeeswaxorcarnauba.1.3Thistestmethodisnotdirectlyapplicabletowaxeswithoilcontentgreaterthan10%asdeterminedbyTestMethodD721.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E42
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:英语


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【英文标准名称】:Equipmentforcontinuousmonitoringofradioactivityingaseouseffluents-Part2:Specificrequirementsforradioactiveaerosolmonitorsincludingtransuranicaerosols
【原文标准名称】:气态排出流放射性连续监视设备.第2部分:包括铀后气溶胶的放射性气溶胶监视设备的特殊要求
【标准号】:IEC60761-2-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-01
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC45B
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;电气工程;特性;监督(认可);测量仪器;测量;检验;设计;试验;空气污染;辐射防护;监控;放射性;气溶胶排出流监视仪;惰性气体排出流监控仪;核技术;监视器;工业空气污染物;排放物;气溶胶;计数检查;渗出液;废气;气体的;规范(验收)
【英文主题词】:Aerosoleffluentmonitors;Aerosols;Airpollution;Definitions;Design;Discharges;Effluents;Electricalengineering;Gaseous;Industrialairpollutants;Inspection;Inspectionbyattributes;Measurement;Measuringinstruments;Monitoring;Monitors;Noblegaseffluentmonitors;Nucleartechnology;Properties;Radiationprotection;Radioactivity;Specification(approval);Surveillance(approval);Testing;Transuranicelements;Wasteair
【摘要】:ThispartofIEC60761isapplicabletoequipmentintendedforsimultaneous,delayedordiscretesequentialmeasurementofaerosolsingaseouseffluentsdischargedintotheenvironment.Itisapplicabletoequipmentdesignedtofulfillthefollowingfunctions:-themeasurementofthevolumicactivity(Bq/m)oftheaerosolsingaseouseffluentsand/orthereleasedtotalactivityofaerosols(Bq);-theactuationofanalarmsignalwheneitherapredeterminedvolumicactivityorapredeterminedtotalreleasedactivityofaerosolsisexceeded.Thisequipmentisintendedformeasurementoverawiderangeofactivity,includingverysmallquantitiesinthepresenceofamuchlargernaturalbackground.ThedaughtersofRn(radon)andRn(thoron)arenaturallyoccurringaerosolscontributingtothenaturalbackground.Thediscriminationagainstnaturalactivitycanbeanimportantprobleminmonitoringlowlevelactivity.Inordertoprovidemoreandbetterinformation,complementaryorretrospectivelaboratoryanalysisofthefiltersaftercollectionmaybeperformed.Theobjectofthisstandardistoestablishspecificstandardrequirements,includingtechnicalcharacteristicsandgeneraltestconditions,andtogiveexamplesofacceptablemethodsforaerosoleffluentmonitors.Thegeneralrequirements,technicalcharacteristics,testprocedures,radiationcharacteristics,electrical,mechanical,safetyandenvironmentalcharacteristicsaregiveninIEC60761-1.Unlessotherwisestated,theserequirementsapplytothisstandard.
【中国标准分类号】:F84
【国际标准分类号】:13_280;17_240
【页数】:47P.;A4
【正文语种】:英语


【英文标准名称】:IntelligentTransportSystems(ITS)-Radiocommunicationsequipmentoperatinginthe5855MHzto5925MHzfrequencyband-HarmonizedENcoveringtheessentialrequirementsofarticle3.2oftheR&TTEDirective(EndorsementoftheEnglishversionEN302571
【原文标准名称】:智能运输系统(ITS)工作频带为5855MHz~5925MHz的无线电通信设备根据R&TTE指令3.2条款规定的基本要求的协调欧洲标准
【标准号】:DINEN302571-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;频率范围;指南;智能运输系统;测量技术;无线电设备;额定值;通信;试验;试验条件;运输系统;宽频带通信
【英文主题词】:Electricalengineering;Frequencyranges;Guidelines;Intelligenttransportsystems;Measuringtechniques;Radioequipment;Radioplants;Ratings;Telecommunication;Telecommunications;Testing;Testingconditions;Transportationsystems;Widebandcommunication
【摘要】:
【中国标准分类号】:R07
【国际标准分类号】:03_220_20;33_060_20;35_240_60
【页数】:2P.;A4
【正文语种】:德语