GB 8976-1988 膜集成电路和混合集成电路总规范
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基本信息
标准名称: | 膜集成电路和混合集成电路总规范 |
中标分类: |
电子元器件与信息技术 >>
微电路 >>
微电路综合 |
替代情况: | 被GB/T 8976-1996代替 |
发布日期: | 1900-01-01 |
实施日期: | 1988-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
适用范围
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前言
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目录
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引用标准
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所属分类: 电子元器件与信息技术 微电路 微电路综合
【英文标准名称】:StandardTestMethodforAromaticCarbonContentsofHydrocarbonOilsbyHighResolutionNuclearMagneticResonanceSpectroscopy
【原文标准名称】:用高裂度核磁共振光谱法测定烃类油中芳香碳含量的标准试验方法
【标准号】:ASTMD5292-1999(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(ASTM)
【起草单位】:D02.04.0F
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:光谱学;含量测定;矿物油
【英文主题词】:aromaticcarboncontent;aromatichydrogencontent;continuouswave;Fouriertransform;hydrocarbonoils;NMR;nuclearmagneticresonancespectroscopy;
【摘要】:1.1Thistestmethodcoversthedeterminationofthearomatichydrogencontent(ProceduresAandB)andaromaticcarboncontent(ProcedureC)ofhydrocarbonoilsusinghigh-resolutionnuclearmagneticresonance(NMR)spectrometers.Applicablesamplesincludekerosenes,gasoils,mineraloils,lubricatingoils,coalliquids,andotherdistillatesthatarecompletelysolubleinchloroformatambienttemperature.ForpulseFouriertransform(FT)spectrometers,thedetectionlimitistypically0.1mol%aromatichydrogenatomsand0.5mol%aromaticcarbonatoms.Forcontinuouswave(CW)spectrometers,whicharesuitableformeasuringaromatichydrogencontentsonly,thedetectionlimitisconsiderablyhigherandtypically0.5mol%aromatichydrogenatoms.1.2Thereportedunitsaremolepercentaromatichydrogenatomsandmolepercentaromaticcarbonatoms.1.3Thistestmethodisnotapplicabletosamplescontainingmorethan1mass%olefinicorphenoliccompounds.1.4ThistestmethoddoesnotcoverthedeterminationofthepercentagemassofaromaticcompoundsinoilssinceNMRsignalsfrombothsaturatedhydrocarbonsandaliphaticsubstituentsonaromaticringcompoundsappearinthesamechemicalshiftregion.Forthedeterminationofmassorvolumepercentaromaticsinhydrocarbonoils,chromatographic,ormassspectrometrymethodscanbeused.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionarystatementsaregivenin7.2and7.4.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:7P.;A4
【正文语种】:
Product Code:SAE AMS3095
Title:Paint, Gloss, Airline Exterior System
Issuing Committee:Ams G8 Aerospace Organic Coatings Committee
Scope:This specification defines requirements for a high gloss paint system for use on civil aircraft.