【英文标准名称】:StandardTestMethodforTotalAcidAcceptanceofHalogenatedOrganicSolvents(NonrefluxMethods)
【原文标准名称】:卤化有机溶剂的总酸容纳性的标准试验方法(非回流法)
【标准号】:ASTMD2942-2002(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】:D26.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:acidacceptance;halogenatedorganicsolvents;solvents;totalacidacceptance;Acidacceptance;Halogenatedorganicsolvents;Nonrefluxmethod;Totalacid/baseevaluation
【摘要】:p>Solventsthathavebeendepletedinstabilizercontentcanbecomeacidic.Acidscancausecorrosiontoprocessandstorageequipmentusedforhalogenatedsolvents.Halogenatedorganicsolventsmaycontainaminetype(alkaline,aqueousextractable)acidacceptingadditives,neutraltype(typicallyepoxide)acidacceptingadditivesorboth.Thistestmethodcandeterminethecombinedacidacceptancefrombothtypesofstabilizers.Inaddition,iftheamineacidacceptanceisdeterminedbyaseparateprocedure(seeTestMethodsD2106),theamountofneutralacidacceptingstabilizersinasolventcanbecalculatedfromthedifferencebetweencombinedandamineacidacceptancevalues.Thistestmethodmaybeusedbyproducersanduserstoverifythataproductiscomplyingwithacidacceptanceproductspecificationsorbyuserstomonitortheacidacceptingabilityofasolventinuse.1.1Thistestmethodcoversthedeterminationofthetotalacidacceptanceincludingamineandneutraltype(alphaepoxide)stabilizersinhalogenatedorganicsolvents.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection7.
【中国标准分类号】:G52
【国际标准分类号】:87_060_30
【页数】:3P.;A4
【正文语种】:英语