NF S73-505-1998 脚和腿的保护装置.鞋头和防金属粘砂嵌入物的要求和试验方法

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【英文标准名称】:Footandlegprotectors.Requirementsandtestmethodsfortoecapsandmetalpenetrationresistantinserts.
【原文标准名称】:脚和腿的保护装置.鞋头和防金属粘砂嵌入物的要求和试验方法
【标准号】:NFS73-505-1998
【标准状态】:作废
【国别】:法国
【发布日期】:1998-10-01
【实施或试行日期】:1998-10-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:鞋;防护服装;防护鞋靴;工作鞋;帽(闭塞物);工作服;护腿;职业安全;防护设备;事故预防;脚趾保护帽;护脚设备;试验;安全;规范(验收);定义;特性;金属;安全要求;工作场所安全;层
【英文主题词】:Accidentprevention;Ageing(materials);Bendingstrength;Caps(closures);Chemicalproperties;Clampingdevices;Compressivestrength;Corrosion;Cylinders;Definitions;Droppingbody;Effects;Finishes;Footprotectiveequipment;Height;Impact;Layers;Legprotection;Marking;Materials;Measurement;Measuringequipment;Metals;Occupationalsafety;Pressure;Properties;Protectiveclothes;Protectiveclothing;Protectiveequipment;Protectivefootwear;Resistors;Safety;Safetyagainststepping;Safetyrequirements;Shoes;Specification(approval);Testing;Thermalproperties;Toeprotectioncaps;Toeranges;Workingclothings;Workingshoe;Workplacesafety
【摘要】:
【中国标准分类号】:C73
【国际标准分类号】:13_340_50
【页数】:20P.;A4
【正文语种】:其他


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【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测试方法
【标准号】:ASTMD3049-1989(2003)
【标准状态】:现行
【国别】:
【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】:试验;合成的;滴定法;清洗材料;掺和剂;肥皂
【英文主题词】:anionicsurfactants;cationictitrations;two-phasetitrations
【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.1.3Theanalyticalproceduresappearinthefollowingorder:SectionsReagents6PrimaryStandard8Purity8.2Alcohols8.3FreeAcidorAlkali8.4PreparationofMixedIndicatorSolution9PreparationofHyamineSolution10StandardizationofHyamineSolution11GeneralProcedureforAnionic-ActiveMaterial12【英文标准名称】:Railwayapplications-Fixedinstallations-Part1:Protectiveprovisionsrelatingtoelectricalsafetyandearthing
【原文标准名称】:铁路设施.固定设备.第1部分:电气安全和接地相关的保护性措施
【标准号】:IEC62128-1-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC9
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Specifiesrequirementsfortheprotectiveprovisionsrelatingtoelectricalsafetyinfixedinstallationsassociatedwitha.c.-andd.c.-tractionsystemsandtoanyinstallationsthatmaybeendangeredbythetractionpowersupplysystem.Alsoappliesto
【中国标准分类号】:S35
【国际标准分类号】:29_280
【页数】:80P;A4
【正文语种】:英语