作者:标准资料网 时间:2024-05-25 01:42:19   浏览:9298   来源:标准资料网

【英文标准名称】:StandardTestMethodforDeterminationofQuinolineInsolubles(QI)inTarandPitchbyPressureFiltration
【原文标准名称】:用加压过滤法测定焦油和硬沥青中喹啉不溶物含量的试验方法
【标准号】:ASTMD4746-1998(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:coal-tarinsolubles;pitch;pressurefiltration;QI;quinoline-insolubles;tar;Quinolinephosphomolybdatemethod;Tars;Coaltar;Coaltarpitch;Crucibles;Dehydration(tarsample);Insolublemattercontent;Pitch;Pressuretesting--roofing/waterproofin
【摘要】:Thistestmethodisusefulinevaluatingandcharacterizingtarandpitchandasoneelementinestablishingtheuniformityofshipmentsandsourcesofsupply.1.1Thistestmethodcoversthedeterminationofthequinoline-insolublematter(QI)intarandpitchbypressurefiltrationandgivesresultscomparabletothoseobtainedbyTestMethodD2318.1.2Sincethistestmethodisempirical,strictadherencetoalldetailsoftheprocedureisnecessary.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardsaregiveninSection7,6.2,and6.3.
【中国标准分类号】:G18;E43
【国际标准分类号】:91_100_50
【页数】:6P.;A4
【正文语种】:英语