ASTM D4902-1999(2009) 分析溶液的蒸发和烘干的标准试验方法

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【英文标准名称】:StandardTestMethodforEvaporationandDryingofAnalyticalSolutions
【原文标准名称】:分析溶液的蒸发和烘干的标准试验方法
【标准号】:ASTMD4902-1999(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D31.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:drying;evaporation;moisture;tanninanalysis;vegetabletanninanalysis;Analyticalsolution;Dryingorcuring;Evaporators/evaporation;Liquids--leatherapplications;Residue;Solidphasematerials--leather;Tanninganalysis/materials;Vegetable-tanned
【摘要】:Thetestmethodisusefulfordeterminingthesolidresidueinanalyticalsolutions.4.2Becauseofthepossibilityofunknownerrorsinthistestmethod,itisessentialthattheprocedurebefollowedexactlyinordertoobtainreproducibleresultsbothamongspecimenswithinalaboratoryandforanalysesbetweenlaboratories.1.1Thistestmethodcoversaprocedurefortheevaporatinganddryingofthe100mLportionsofanalyticalsolution,obtainedinthemethodsforvegetabletanninanalysis,sothatconsistentresultsmaybeobtainedforthedeterminationoftotalsolids,solublesolids,andnon-tanninsinthesample.Thistestmethodisalsointendedforuseindeterminingthemoistureinthehidepowdersamplesandthemoistureinrawandspentmaterialsinthemethodsforvegetabletanninanalysis.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】:英语