【英文标准名称】:Sodiumhydroxideforindustrialuse;Determinationofchloridecontent;Mercurimetricmethod
【原文标准名称】:工业用氢氧化钠氯化物含量的测定汞量法
【标准号】:ISO981-1973
【标准状态】:现行
【国别】:国际
【发布日期】:1973-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;容量分析;化学分析;化学制品;汞液滴定分析;氯化物;氢氧化钠;含量测定
【英文主题词】:Chemicalanalysisandtesting;Chemicals;Chlorides;Determinationofcontent;Mercurimetricanalysis;Sodiumhydroxide;Volumetricanalysis
【摘要】:Themethodisapplicabletoproductsofwhichthechloridecontentisgreaterthan0.005%(m/m).Theprocedurebasedontitrationofthechlorideionswithmercury(II)nitrateinthepresenceofdiphenylcarbazoneasindicator.-ReplacesISORecommendationR981-1969.
【中国标准分类号】:G10
【国际标准分类号】:71_060_40
【页数】:2P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforTestingChemical-ResistantBroadcastandSlurry-BroadcastResinMonolithicFloorSurfacings
【原文标准名称】:检验耐化学物质和泥浆扩散的树脂整体地板表面的标准实施规程
【标准号】:ASTMC1486-2000(2008
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:C03.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:broadcast;chemical-resistant;floorprotection;flooring;monolithictopping;slurrybroadcast;surfacing;Broadcastmonolithicsurfacings;Chemical-resistantmonolithicsurfacings;Slurry-broadcastmonolithicsurfacings
【摘要】:Becausethesampleispreparedinamannerasitwouldbeappliedinthefield,thetestspecimensmaybeconsideredrepresentativeoftheapplicationofaspecifiedsurfacing.Suchmethodsincludeapplicationbysqueegees,rollers,trowels,notchedtrowels,andgagerakes.Thesesystemsvaryinseveralways,includingthenumberoflayersorapplicationsteps,thesurfacefinish,andvariationincomposition.Theresultsobtainedincarryingoutthispracticeshouldserveasaguideincomparingsimilarlyappliedsurfacings.Noattempthasbeenmadetoincorporateintothispracticeallofthevariousfactorsthatmayaffecttheperformanceofsuchapplicationswhensubjectedtoactualservice.1.1Thispracticecoversmethodsforpreparingtestspecimensandtestingproceduresforbroadcastorslurry-broadcastmonolithicfloorsurfacingsinareaswherechemicalresistanceisrequired.1.2Thesefloorsurfacingsareappliedbyvariousapplicationmethodsincludingsqueegees,rollers,trowels,notchedtrowels,andgagerakesontosuitablypreparedconcretesubstrates.Thesurfacingsbondtothesubstrateuponcuringtoprovideanominalthicknessof60mils(1.5mm)orgreater.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q74
【国际标准分类号】:59_080_60
【页数】:4P.;A4
【正文语种】:英语