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主要用于铝生产的氧化铝 磷含量的测定 还原磷钼酸盐分光光度法
Aluminium oxide primarily used for the production of aluminium; Determination of phosphorus content; Reduced phosphomolybdate spectrophotometric method
参考页数:3P.;A4
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主要用于铝生产的氧化铝 氟含量的测定 茜素配位酮和氯化镧分光光度法
Aluminium oxide primarily used for the production of aluminium; Determination of fluorine content; Alizarin complexone and lanthanum chloride spectrophotometric method
参考页数:3P;A4
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工业用氯化钠 钙和镁含量的测定 乙二胺四乙酸(EDTA)络合滴定法
Sodium chloride for industrial use; Determination of calcium and magnesium contents; EDTA complexometric methods
参考页数:3P.;A4
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工业用氯化钠 以氯计卤素的测定 汞量法
Sodium chloride for industrial use; Determination of halogens, expressed as chlorine; Mercurimetric method
参考页数:2P.;A4
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工业用氯化钠 硫酸盐含量的测定 硫酸钡重量法
Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
参考页数:2P.;A4
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工业用氯化钠 不溶于水或不溶于酸的物质含量的测定和供其他测定用的主溶液的配制
Sodium chloride for industrial use; Determination of matter insoluble in water or in acid and preparation of principal solutions for other determinations
参考页数:3P.;A4
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工业用碳酸钠 50℃时水不溶物的测定
Sodium carbonate for industrial use; Determination of matter insoluble in water at 50 degrees C
参考页数:2P;A4
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工业用碳酸钠 总可溶性碱度的测定 滴定法
Sodium carbonate for industrial use; Determination of total soluble alkalinity; Titrimetric method
参考页数:2P;A4
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工业(包括食品)用磷酸 钙含量的测定 火焰原子吸收法
Phosphoric acid for industrial use (including foodstuffs); Determination of calcium content; Flame atomic absorption method
参考页数:4P.;A4
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工业(包括食品)用磷酸 氧化磷(V)总含量的测定 磷钼酸喹啉重量法
Phosphoric acid for industrial use (including foodstuffs); Determination of total phosphorus(V) oxide content; Quinoline phosphomolybdate gravimetric method
参考页数:3P.;A4
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