【英文标准名称】:StandardTestMethodforSiliconinEngineCoolantConcentratesbyAtomicAbsorptionSpectroscopy
【原文标准名称】:通过原子吸收光谱术对发动机冷却剂浓缩物中硅的标准试验方法
【标准号】:ASTMD6129-1997(2007)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D15.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:硅;原子吸收;发动机冷却剂光谱仪法
【英文主题词】:atomicabsorption;silicon;enginecoolants;spectroscopy
【摘要】:1.1Thistestmethodcoversthedeterminationofsiliconintherangefrom200to500ppminenginecoolantconcentratesbyatomicabsorption.Thismethodisasaccurateandpreciseasphotometricmethods,whilerequiringconsiderablylessoperatortimeandavoidingproblemswithreagentinstability.1.1.1Coolantswithsiliconcontentoutsideofthisrangemaybeanalyzedbythismethodbysuitablyadjustingthesamplesize.Careshouldbetakentoensurethattheglycolcontentoftheworkingstandardscorrespondstothatofthesamplesolutionbeinganalyzed.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J90
【国际标准分类号】:71_100_45
【页数】:2P.;A4
【正文语种】: