【英文标准名称】:StandardTestMethodforDeterminationofLeadinNickelAlloysbyGraphiteFurnaceAtomicAbsorptionSpectrometry
【原文标准名称】:用石墨炉原子吸收光谱法测定镍合金中铅含量的标准试验方法
【标准号】:ASTME1834-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E01.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:atomicabsorptionspectrometry;GF-AAS;graphitefurnaceatomicabsorptionspectrometry;leadcontent;nickelalloys;traceelementdetermination;Atomicabsorptionspectrometry(AAS);Electrothermalatomicabsorptionspectrometry;Flamelessatomicabsorp
【摘要】:ThistestmethodisusedforthedeterminationoftracelevelsofleadinnickelalloysbyGF-AAStocheckcompliancewithcompositionalspecifications.Itisassumedthattheprocedurewillbeperformedbytrainedanalystscapableofperformingcommonlaboratorypracticesskillfullyandsafely.Itisexpectedthattheworkwillbeperformedinaproperlyequippedlaboratoryandproperwastedisposalprocedureswillbefollowed.AppropriatequalitycontrolpracticesmustbefollowedsuchasthosedescribedinGuideE882.1.1Thistestmethodcoversthedeterminationofleadinnickelalloysintheconcentrationrange0.00005%to0.001%bygraphitefurnaceatomicabsorptionspectrometry(GF-AAS).Note18212;Ifthistestmethodisusedtotestmaterialshavingcontentslessthan0.0001%lead,usersindifferentlaboratoriesmayexperiencemorethantheusual5%riskthattheirresultswilldifferbymorethan50%relativeerror.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardsassociatedwiththeuseofthistestmethod,seePracticesE50.
【中国标准分类号】:H13
【国际标准分类号】:77_120_40
【页数】:4P.;A4
【正文语种】:英语

标准名称：	暖风机 技术条件
中标分类：	机械 >> 通用机械与设备 >> 压缩机、风机
发布日期：
实施日期：	1991-07-01
首发日期：
作废日期：
出版日期：

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