BS 5551-4.3.3-1984 肥料.第4部分:化学分析.第3节:钾含量测定.第3小节:水溶钾含量测定方法(四苯基硼酸钾称重法:比对法)

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【英文标准名称】:Fertilizers-Chemicalanalysis-Determinationofpotassium-Methodfordeterminationofwater-solublepotassiumcontent(potassiumtetraphenylborategravimetricmethod:referencemethod)
【原文标准名称】:肥料.第4部分:化学分析.第3节:钾含量测定.第3小节:水溶钾含量测定方法(四苯基硼酸钾称重法:比对法)
【标准号】:BS5551-4.3.3-1984
【标准状态】:作废
【国别】:英国
【发布日期】:1984-08-31
【实施或试行日期】:1984-08-31
【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】:含量测定;钾;化学分析和试验;干重测定;土壤改良;农用化学制品;试验条件;肥料;精密度;沉淀法;再现性
【英文主题词】:Agriculture;Chemicalanalysisandtesting;Determinationofcontent;Fertilizers;Gravimetricanalysis;Potassicfertilizers;Potassium;Tetraphenylborates
【摘要】:Specifiesreagents,apparatus,procedureandreportingofresults.
【中国标准分类号】:B13
【国际标准分类号】:65_080
【页数】:6P;A4
【正文语种】:英语

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上一篇: BS 5551-4.1.4-1984 肥料.第4部分:化学分析.第1节:氮含量测定.第1小节:硝酸盐基氮硝酸氮重量测定法
下一篇: BS 5766-6-1984 动物饲料分析方法.第6部分:原子吸收光谱法测定钙

【英文标准名称】:StandardPracticeforPreparationofCopperandCopper-BaseAlloysforElectroplatingandConversionCoatings
【原文标准名称】:电镀层和转化镀层用铜和铜基合金的制备的标准作法
【标准号】:ASTMB281-1988(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1988
【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】:B08.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:activation;cleaning;copper;deoxidation;preparation;striking;Conversioncoatings;Copperalloyelectrodepositedcoatings;ElectrodepositedCucoatings;Electroplatedcoatings;Nickelcoatings;Silver(electrodeposited);Specimenpreparation(gene
【摘要】:Theproperpreparationofcopperandcopperalloysurfacesforelectroplating,conversioncoating,orautocatalyticplatingisoftencriticaltotheperformanceofthecoatings.Thispracticeoutlinesproceduresrequiredtoproducesatisfactorycoatingsonsurfacesofcopperandcopperalloysurfaces.1.1Thispracticeisintendedtoserveasaguidefortheproperpreparationofcopperanditsalloysforelectroplatingandconversioncoating.Thispracticeisalsosuitableforusebeforeautocatalyticplating.Onlyalloyscontainingatleast50mass%copperareconsideredwithinthescopeofthispractice.1.2Thewidevarietyofmethodsofmechanicalfinishingarenotconsideredstrictlyaspreparationforelectroplatingorconversioncoatingandconsequentlyaredescribedonlybriefly.1.3Detailsofelectroplatingandsubsequenttreatmentsforapplyingconversioncoatingsarenotwithinthescopeofthispractice.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecifichazardstatement,see6.5.2.
【中国标准分类号】:H62
【国际标准分类号】:25_220_10
【页数】:4P.;A4
【正文语种】:英语

Product Code:SAE AMS5603
Title:Sheet and Strip 15cr 8.4ni 2.2mo 1.1al Vacuum Induction Melted, Solution Heat Treated (Cancelled May 2001)
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion-resistant, precipitation-hardenable steel in the form of sheet and strip.