SAE AMS7246 Inserts, Thread Form, Corrosion and Heat Resistant Alloy 72ni 15.5cr 0.95(Cb + Ta) 2.5ti 0.70al 7.0fe (Cance
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Product Code:SAE AMS7246
Title:Inserts, Thread Form, Corrosion and Heat Resistant Alloy 72ni 15.5cr 0.95(Cb + Ta) 2.5ti 0.70al 7.0fe (Cancelled Oct 1993)
Issuing Committee:
Scope:
【英文标准名称】:Surfaceactiveagents-Fattyalkyldimethylamineoxides-Determinationoftheamineoxidecontent
【原文标准名称】:表面活性剂.脂肪烷基乙烷胺氧化物.胺氧化物含量测定
【标准号】:BSEN1791-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-07-15
【实施或试行日期】:1997-07-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:干扰(化学);再现性;精密度;脂肪;氧化物;含量测定;活化剂;烷基化合物;化学分析和试验;公式;胺(脂族);表面活性剂;电位测量法
【英文主题词】:Amines;Chemicalanalysisandtesting;Detergents;Determinationofcontent;Methods;Methodsofanalysis;Samplingmethods;Surfactants;Titration
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofuptoapproximately2milli-equivalentsoftertiaryamineoxide.Componentswhichlosetheirbasicityinreactionwithaceticanhydridebyforminganamide(e.g.primaryandsecondaryamines)interfere.Ifpresent,theseprimaryandsecondaryaminesshouldbedeterminedbyadifferentproceduree.g.reactionwithcarbonsulfide.Themethodisapplicabletosolidsortoaqueoussolutionsoftheactivematerial.Themolecularmassoftheamineoxideshallbeknownifitscontentisexpressedasapercentageofmass.
【中国标准分类号】:G73
【国际标准分类号】:71_100_40
【页数】:12P.;A4
【正文语种】:英语
Product Code:SAE J572
Title:Requirements for Sealed Lighting Unit for Construction and Industrial Machines
Issuing Committee:Optc3, Lighting And Marking
Scope: This standard applies to 145mm (5-3/4 in) nominal headlamp and floodlamp units. To define the dimensional requirements for sealed lighting their interchangeability.
