ASTM D5794-1995(2008) 用离子色谱法测定电离子镀层渗透率的标准指南

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【英文标准名称】:StandardGuideforDeterminationofAnionsinCathodicElectrocoatPermeatesbyIonChromatography
【原文标准名称】:用离子色谱法测定电离子镀层渗透率的标准指南
【标准号】:ASTMD5794-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D01.21
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:cathodicelectrocoat;ionchromatography;nitrate;permeate;Anionscontent;Cathodicelectrocoatpermeates;Electrocoatbaths;Ionchromatography(IC)
【摘要】:Itisimportanttomonitortheanionconcentrationsandanioncontaminantsinelectrocoatbaths.Wetchemicalmethodsarelong,tedious,andofquestionableaccuracyintheppmrange.Ionchromatographyoffersafast,convenientandaccuratealternative.SinceICanalysisofelectrocoatbathsamplesisdifficult,thepermeatesareoftenanalyzedforcontaminants.Thisguideaddressessomeimportantconsiderationsforsuchanalyses.1.1Thisguideisusedforthedeterminationofnitrateanioninelectrocoatbathpermeatebyuseofchemicallysuppressedandnon-suppressedionchromatography(IC).1.2Otheranions,withtheexceptionofphosphate,maybedeterminedinelectrocoatbathpermeatesbyuseofthisguide.1.3Itistheresponsibilityoftheuserofthisguidetoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:71_040_50
【页数】:2P.;A4
【正文语种】:英语