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【英文标准名称】:StandardTestMethodsforCarbonBlack8212;SolventExtractables
【原文标准名称】:炭黑的标准试验方法.溶剂可萃取物
【标准号】:ASTMD4527-1999(2004)
【标准状态】:现行
【国别】:
【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】:D24.31
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:炭黑;合成橡胶;天然橡胶;橡胶;溶剂;试验
【英文主题词】:carbonblack;cyclohexane;extract;silicageladsorbentaromatic/polarfractions;solvenextractables;toluene
【摘要】:Thecarbonblackextracttestprocedureprovidesauniformandprecisemethodforthegravimetricdeterminationoforganic-solventextractablesoncarbonblack.Accuracyandprecisionareacceptableformostspecificationorregulatorypurposes,orboth.However,carbonblackwithverylowextract(lessthan0.02%)mayrequireamorerigorousextractionprocedure.Theactualchemicalcompositionoftheextractcanvarysignificantlywiththetypeandoriginofthecarbonblack.1.1Thistestmethodcoverstheprocedureformeasuringcarbonblacksolventextractables.1.1.1Thistestmethoddeterminesthetotalmaterialextractedfromcarbonblackbytolueneunderspecifiedconditions.Theprocedureisalsoapplicabletoothersolventssuchascyclohexane,etc.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,seeSection7.
【中国标准分类号】:G49
【国际标准分类号】:83_040_20
【页数】:3P.;A4
【正文语种】: