ASTM D2807-1993(2003) 皮革中氧化铬的测试方法(高氯酸氧化)

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【英文标准名称】:StandardTestMethodforChromicOxideinLeather(PerchloricAcidOxidation)
【原文标准名称】:皮革中氧化铬的测试方法(高氯酸氧化)
【标准号】:ASTMD2807-1993(2003)
【标准状态】:现行
【国别】:
【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】:D31.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;含量测定;氧化铬;革皮
【英文主题词】:ash;chromicoxide;perchloricacidoxidation
【摘要】:Theproceduredescribedisspecificforchromiuminleather.Vanadiumistheonlycommoninterferingelementandthisisrarelypresentinquantity.Theprecisionandaccuracyofthemethodsareusuallyatleastasgoodasthesamplingoftheleatheritself.Thechromiumcontentofleatherrelatestothedegreeoftannageobtained,andhencemaybeamatterforspecificationinthepurchaseofleather.Theproceduredescribedprovidesadequateaccuracyforthispurpose.1.1Thistestmethodcoversthedeterminationofchromicoxideinleathersthathavebeenpartlyorcompletelytannedwithchromiumcompounds.Ingeneralthesampleswillcontainbetween1and5%chromium,calculatedaschromicoxide.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSection7forspecificsafetyhazards.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_30(LEATHERANDFURS)
【页数】:3P.;A4
【正文语种】: