【英文标准名称】:StandardPracticeforDryingofMetalBearingOres,ConcentratesandRelatedMetallurgicalMaterialsfortheDeterminationofMercury
【原文标准名称】:汞测定用含金属矿、精矿和相关冶金材料干燥的标准规程
【标准号】:ASTME2293-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:E01.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:drying;mercury;moisture;samplepreparation
【摘要】:Thispracticeisprimarilytobeusedtodrysamplesforthedeterminationofmercurytestportions,anditshouldnotbeusedforthedeterminationofsamplemoisturecontent.Mostsamplepreparationmethodsprescribedryingthesamplesat105x00B0;C,untilaconstantmassisobtained.Themoisturecontentisdeterminedasthepercentagemasslossondrying.However.sincemercurycanvolatizefromsamplesatthenormallyutilizedtemperature,samplesthataretobeusedformercurydeterminationshallbedriedat60x00B0;C(SeePracticeE877,MethodISO9599,MethodISO1273,andMethodISO10251).Itisassumedthatallwhousethispracticewillbetrainedanalystscapableofperformingskillfullyandsafely.ItisexpectedthatworkwillbeperformedinaproperlyequippedlaboratoryunderappropriatequalitycontrolpracticessuchasthosedescribedinGuideE882.1.1Thispracticecoversthesampledryingstepforthedeterminationofmercuryinores,concentratesandrelatedmetallurgicalmaterials.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D04
【国际标准分类号】:73_060_99
【页数】:2P.;A4
【正文语种】: