Browse Standards

氧化铝化学分析方法和物理性能测定方法 钼蓝分光光度法测定五氧化二磷含量

Chemical analysis methods and determination of physical performance of alumina--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 有效密度的测定 比重瓶法

Chemical analysis methods and determination of physical performance of alumina--Determination of absolute density--Pycnometer method

氧化铝化学分析方法和物理性能测定方法 取样

Chemical analysis methods and determination of physical performance of alumina--Sampling

氧化铝化学分析方法和物理性能测定方法 新亚铜灵光度法测定氧化铜含量

Chemical analysis methods and determination of physical performance of alumina--Determination of cupric oxide content--2，9-Dimethyl-1，10 phenanthroline photometric method

氧化铝化学分析方法和物理性能测定方法 二苯基碳酰二肼光度法测定三氧化二铬含量

Chemical analysis methods and determination of physical performance of alumina--Determination of chromium sesquioxide content--Diphenyl carbazide photometric method

氧化铝化学分析方法和物理性能测定方法 二安替吡啉甲烷光度法测定二氧化钛含量

Chemical analysis methods and determination of physical performance of alumina--Determination of titanium dioxide content--Diantiprylmehane photometric method

氧化铝化学分析方法和物理性能测定方法 火焰光度法测定氧化钾含量

Chemical analysis methods and determination of physical performance of alumina--Determination of potassium oxide content--Flame photometric method

氧化铝化学分析方法和物理性能测定方法 氧化钠含量的测定

Chemical analysis methods and determination of physical performance of alumina--Determination of sodium oxide content

氧化铝化学分析方法和物理性能测定方法 丁基罗丹明B分光光度法测定三氧化二镓含量

Chemical analysis methods and determination of physical performance of alumina--Determination of gallium trioxide content--Butyrhodamine B spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化镁含量

Chemical analysis methods and determination of physical performance of alumina--Determination of magnesia content--Flame atomic absorption spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定氧化锂含量

Chemical analysis methods and determination of physical performance of alumina--Determination of lithia content--Flame atomic absorption spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 N，N-二甲基对苯二胺分光光度法测定硫酸根含量

Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate content--N，N-dimethyl-P-phenylenediamine spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 硫氰酸铁光度法测定氯含量

Chemical analysis methods and determination of physical performance of alumina--Determination of chlorine content--Ferric thiocyanate photometric method

氧化铝化学分析方法和物理性能测定方法 镧-茜素络合酮分光光度法测定氟含量

Chemical analysis methods and determination of physical performance of alumina--Determination of fluorine content--Lanthanum-alizarincomplexone spectrophotometric method

氧化铝化学分析方法和物理性能测定方法 苯甲酰苯基羟胺萃取光度法测定五氧化二钒含量

Chemical analysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method

贵金属及其合金产品的包装、标志、运输、贮存

Products of precious metalsand their alloys--Packing，marking，transporting and storing

原料纯铁

Pure iron for raw material

热镀铅锡合金碳素钢冷轧薄钢板及钢带

Hot-dip lead-tin alloy coated cold rolled carbon steel sheets and strips

变形镁合金显微组织检验方法

Inspection method for microstructure of wrought magnesium alloy

铝镁合金粉

Aluminium-magnesium alloy powder