ASTM D4457-2002(2008) 直接注入气相色谱仪法测定涂料及涂层中二氯甲烷和1,1,1-三氯乙烷的标准试验方法
作者:标准资料网 时间:2024-05-19 11:41:11 浏览:9521
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforDeterminationofDichloromethaneand1,1,1-TrichloroethaneinPaintsandCoatingsbyDirectInjectionintoaGasChromatograph
【原文标准名称】:直接注入气相色谱仪法测定涂料及涂层中二氯甲烷和1,1,1-三氯乙烷的标准试验方法
【标准号】:ASTMD4457-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D01.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:chlorinatedhydrocarbonsinpaintsbygaschromatograph;dichloromethane,inpaints;exemptedsolventinpaints;gaschromatograph,halohydrocarbon;1,1,1-trichloroethane,inpaints;Gaschromatography(GC)--paints/relatedcoatings/materials;Solvents--pa
【摘要】:Useof1,1,1-trichloroethaneanddichloromethane,whichdonotmeasurablycontributetotheatmosphericoxidantlevel,isawayforindustrytomeetgovernmentorotherregulationsonvolatileorganiccompounds.Thistestmethodisdesignedtodeterminethecontentofthesehalohydrocarbonsolventsinpaintsandcoatings.Thatcontentcansubsequentlybeusedincalculatingthevolatileorganiccompoundcontentofacoating.1.1Thistestmethodcoversthedeterminationoftotalamountofdichloromethaneor1,1,1-trichloroethane,orboth,inpaintsandcoatings.Ithasbeenevaluatedforcellulosenitrate,alkyd,vinyl,andstyrene-butadienesystems.Ithasnotyetbeenevaluatedforotherformulations,butisbelievedtobeapplicable.Theestablishedworkingrangeofthistestmethodisfrom31to65%for1,1,1-trichloroethaneand32to78%fordichloromethane.Thereisnoreasontobelieveitwillnotworkoutsideoftheseranges.Thepresenceof1-propanolinpaintsandcoatingsrequirestheuseofadifferentinternalstandard.(SeealsoPracticeE260.)1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection7.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:直接注入气相色谱仪法测定涂料及涂层中二氯甲烷和1,1,1-三氯乙烷的标准试验方法
【标准号】:ASTMD4457-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D01.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:chlorinatedhydrocarbonsinpaintsbygaschromatograph;dichloromethane,inpaints;exemptedsolventinpaints;gaschromatograph,halohydrocarbon;1,1,1-trichloroethane,inpaints;Gaschromatography(GC)--paints/relatedcoatings/materials;Solvents--pa
【摘要】:Useof1,1,1-trichloroethaneanddichloromethane,whichdonotmeasurablycontributetotheatmosphericoxidantlevel,isawayforindustrytomeetgovernmentorotherregulationsonvolatileorganiccompounds.Thistestmethodisdesignedtodeterminethecontentofthesehalohydrocarbonsolventsinpaintsandcoatings.Thatcontentcansubsequentlybeusedincalculatingthevolatileorganiccompoundcontentofacoating.1.1Thistestmethodcoversthedeterminationoftotalamountofdichloromethaneor1,1,1-trichloroethane,orboth,inpaintsandcoatings.Ithasbeenevaluatedforcellulosenitrate,alkyd,vinyl,andstyrene-butadienesystems.Ithasnotyetbeenevaluatedforotherformulations,butisbelievedtobeapplicable.Theestablishedworkingrangeofthistestmethodisfrom31to65%for1,1,1-trichloroethaneand32to78%fordichloromethane.Thereisnoreasontobelieveitwillnotworkoutsideoftheseranges.Thepresenceof1-propanolinpaintsandcoatingsrequirestheuseofadifferentinternalstandard.(SeealsoPracticeE260.)1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection7.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】:英语
下载地址: 点击此处下载
