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【英文标准名称】:StandardTestMethodforTotalAshinLeather
【原文标准名称】:皮革总灰分的标准试验方法
【标准号】:ASTMD2617-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:灰分;含量测定;皮革;测试
【英文主题词】:aluminumoxide;ash;chromicoxide
【摘要】:Thistestmethodisusefulindeterminingtheapproximateamountofnonvolatileinorganicmaterialinleather.Thismaybeintheformofsaltsoroxidesoftheelements.Inamixedchrometannage,theapproximatepercentageofotherelementsintheleathermaybedeterminedbysubtractingthechromicoxidethatmaybeconvenientlydeterminedontheash.(SeeTestMethodD2807.)Thetemperatureof600x00B0;Cspecifiedishighenoughtoproduceareproducibleresultbutitdoesnotcompletelydehydratesuchoxidesasaluminumoxide,(Al2O3)andchromicoxide(Cr2O3).Likewise,suchsaltsassulfatesandphosphatesmaybeincompletelydehydrated,andifalkaliesandchromiumarepresentsimultaneously,oxidationtochromatemayoccur.Therefore,cautionisadvisedindrawingconclusionsbasedonquantitativerelationsoftheelements.1.1Thistestmethodcoversthedeterminationoftotalashinleather.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_30
【页数】:2P.;A4
【正文语种】: