【英文标准名称】:StandardTestMethodforMicroscopicalDeterminationoftheVitriniteReflectanceofCoal
【原文标准名称】:显微测定煤的镜质体反射的标准试验方法
【标准号】:ASTMD2798-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:D05.28
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:煤;煤素质;显微术;等级;反射率;镜质;无烟煤;烟煤;褐煤;平均最大反射比
【英文主题词】:coal;maceral;microscopy;rank;reflectance;vitrinite;Anthracite;Bituminouscoal;Lignite;Meanmaximumreflectance
【摘要】:ThemeanmaximumreflectanceofthevitrinitecomponentincoalasdeterminedbythistestmethodisoftenusedasanindicatorofrankaspresentedinClassificationD388,independentofpetrographiccomposition,andinthecharacterizationofcoalasfeedstockforcarbonization,gasification,liquefaction,andcombustionprocesses.Thistestmethodisforuseinscientificandindustrialresearch.1.1Thistestmethodcoversthemicroscopicaldeterminationofboththemeanmaximumandmeanrandomreflectancesmeasuredinoilofpolishedsurfacesofvitriniteandothermaceralspresentincoalsranginginrankfromlignitetoanthracite.Thistestmethodcanbeusedtodeterminethereflectanceofothermacerals.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:71_060_10
【页数】:5P.;A4
【正文语种】: