ASTM E 1159-1987 热电偶材料.铂-铑合金和铂
时间:2024-05-14 07:15:43 来源: 标准资料网 作者：标准资料网 阅读：8200
【英文标准名称】:ThermocoupleMaterials,Platinum-RhodiumAlloysandPlatinum
【原文标准名称】:热电偶材料.铂-铑合金和铂
【标准号】:ASTME1159-1987
【标准状态】:作废
【国别】:美国
【发布日期】:1987
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;规范(批准);材料;热电偶;铑;温度测量;铂
【英文主题词】:alloys;specification(approval);thermocouples;temperaturemeasurement;materials;platinum;rhodium
【摘要】:
【中国标准分类号】:N11
【国际标准分类号】:17_200_20
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:Chemicalanalysisofaluminiumandaluminiumalloys.Determinationoftotalsilicon.
【原文标准名称】:铝和铝合金的化学分析.硅总含量的测定
【标准号】:NFA06-570-1964
【标准状态】:现行
【国别】:法国
【发布日期】:1964-07-01
【实施或试行日期】:1964-07-01
【发布单位】:(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Aluminium;Aluminiumalloys;Chemicalanalysisandtesting;Determinationofcontent;Gravimetricanalysis;Lightmetals;Molybdosilicates;Photometry;Silicon;Spectrophotometry
【摘要】:
【中国标准分类号】:H12
【国际标准分类号】:77_120_10
【页数】:12P.;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforSyntheticAnionicIngredientbyCationicTitration
【原文标准名称】:用氧离子滴定法合成阴离子配合剂的标准试验方法
【标准号】:ASTMD3049-1989(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1989
【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】:D12.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:anionicsurfactants;cationictitrations;two-phasetitrations;Activeingredients(indetergents);Anionicsurfactants;Cationicsurfactants;Detergentmaterials/systems--synthetic;Laundrymaterials/applications;Surfactants;Syntheticanions;Titrati
【摘要】:Thistestmethodoffersameansofdetermininganionicdetergentscommonlyfoundinlaundry,dishwashing,andothercleaningmaterials.Accuratedeterminationoftheanionicactivesubstanceishighlyimportantinassessingthecostandeffectivenessofsuchcleaningsubstances.Thistestmethodisnotaffectedbylowmolecularweightsulfonates,suchasthoseoftolueneandxylenecommonlyfoundindetergentformulations,whenthesesubstancesarepresentupto15weight%ofactivematerial.1.1Thistestmethodcoversthedeterminationoftheamountofsyntheticanionicingredientinasurfactantbydirecttitrationwithastandardizedcationicreagent.Thetestmethodisasimpleandconvenientmeansforthequantitativeestimationoftheanionicmaterial.Theendpointisdetectedbythetransferofacoloredcomplexfromanorganicsolventphasetoanaqueousphase.Thecoloredcomplexisformedbytheadditionofasolutionofdyetoasolutionoftheanionicsurfactant.Thiscomplexissolubleintheorganic-solventphaseandinsolubleintheaqueousphase.Whenthissolutionistitratedwithastandardizedsolutionofacationicreagent,thedyeisdisplacedfromthecoloredcomplexand,beingwater-soluble,migratestotheaqueousphase.Therefore,acationictitratingsolutionthathasbeenstandardizedagainstacharacterizedanionicagentcanbeusedtoanalyzeforotheranionicsofknownmolecularmass.1.2Thistestmethodisapplicabletoalkylarylsulfonates,alkylsulfonates,alkylsulfatesandhydroxy-sulfates,alkylphenol-andfattyalcoholethoxy-sulfatesanddialkylsulfosuccinates.Itappliestoactivematerialscontainingonehydrophilicgrouppermolecule.
【中国标准分类号】:G72
【国际标准分类号】:71_100_40
【页数】:5P.;A4
【正文语种】:英语