ASTM B561-1994(2005) 精炼铂标准规范

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【英文标准名称】:StandardSpecificationforRefinedPlatinum
【原文标准名称】:精炼铂标准规范
【标准号】:ASTMB561-1994(2005)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:B02.05
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:有色金属;金属精炼;贵金属;铂
【英文主题词】:platinum;refinedplatinum;sponge
【摘要】:1.1Thisspecificationcoversrefinedplatinumassponge,castbar,andwroughtforms(Note1)intwogradesasfollows:1.1.1Grade99.95(UNSPO4995)8212;Platinumhavingapurityof99.95%,min,and1.1.2Grade99.998212;Platinumhavingapurityof99.99%min.Note18212;Otherformsofunfabricatedplatinumofcommercearenottobeexcludedunderthisspecification.Note28212;Forthepurposesofdeterminingconformancewiththisspecification,anobservedvalueobtainedfromanalysisshallberoundedtothenearestunitinthelastrighthandplaceoffiguresusedinexpressingthelimitingvalue,inaccordancewiththeroundingoffmethodofPracticeE29.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.SIunitsareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheetforthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H68
【国际标准分类号】:77_120_99
【页数】:2P.;A4
【正文语种】: