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【英文标准名称】:StandardTestMethodforCarbonTetrachlorideandChloroforminLiquidChlorinebyDirectInjection(GasChromatographicProcedure)
【原文标准名称】:用直接注射法对液态氯中四氟化碳和三氯甲烷的标准试验方法(气相色谱规程序)
【标准号】:ASTME806-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E15.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:analysis;carbontetrachloride;chlorine;chloroform;gaschromatography;liquidinjection;Carbontetrachloridecontent;Chlorine/chlorine-basedcompounds;Chloroform;Gaschromatography(GC)--chemicals;Liquidchlorine
【摘要】:CCl4andCHCl3maybepresentintraceamountsinliquidchlorine.Theuseofchlorinetopurifywaterwouldthentransferthesecompoundstothewater.Therefore,whentheconcentrationsoftheCCl4andCHCl3intheliquidchlorineareknown,themaximumamountscontributedtothewaterbythechlorinecanbeestimated.1.1Thistestmethodisdesignedforthedeterminationofcarbontetrachloride(CCl4)andchloroform(CHCl3)inliquidchlorine.Thelowerlimitofdetectionisdependentonthesamplesizeandtheinstrumentused;fiveppm(w/w)isachievable.1.2Reviewthecurrentmaterialsafetydatasheet(MSDS)fordetailedinformationconcerningtoxicity,firstaidprocedures,andsafetyprecautions.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardsstatementsaregiveninSection7andin9.2.3.
【中国标准分类号】:G16
【国际标准分类号】:
【页数】:7P.;A4
【正文语种】:英语