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GB/T 5120.4-1985 Methods for chemical analysis of bessemer copper--The flame atomic absorption spectrophotometric method for the determination of antimony content 
  Issued on:   Price(USD):
GB/T 5120.3-1985 Methods for chemical analysis of bessemer copper--The potassium bromate volumetric method for the determination of arsenic content 
  Issued on:   Price(USD):
GB/T 5120.1-1985 Methods for chemical analysis of bessemer copper--The potassium iodide-thiosulfate volumetric method for the determination of copper content 
  Issued on:   Price(USD):
GB/T 5120.2-1985 Methods for chemical analysis of bessemer copper--The wet-fire assay method for the determination of gold and silver contents 
  Issued on:   Price(USD):
GB/T 8220.2-1987 Methods for chemical analysis of bismuth--The 1, 10-phenanthroline photometric method for the determination of iron content 
  Issued on:   Price(USD):
GB/T 8220.6-1987 Methods for chemical analysis of bismuth--The atomic absorption spectrophotometric method for the determination of lead content 
  Issued on:   Price(USD):
GB/T 8220.4-1987 Methods for chemical analysis of bismuth--The atomic absorption spectrophotometric method for the determination of silver content 
  Issued on:   Price(USD):
GB/T 8220.5-1987 Methods for chemical analysis of bismuth--The atomic absorption spectrophotometric method for the determination of zinc content 
  Issued on:   Price(USD):
GB/T 8220.1-1987 Methods for chemical analysis of bismuth--The bis-acetaldehyde-oxalyldihydrazone photometric method for the determination of copper content 
  Issued on:   Price(USD):
GB/T 8220.8-1987 Methods for chemical analysis of bismuth--The diotillation-mercuric thiocyanate photometric method for the determination of chlorine content 
  Issued on:   Price(USD):
GB/T 8220.9-1987 Methods for chemical analysis of bismuth--The oscillopolarographic method for the determination of tellurium content 
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GB/T 8220.7-1987 Methods for chemical analysis of bismuth--The silver diethyldithiocarbamate photometric method for the determination of arsenic content 
  Issued on:   Price(USD):
GB/T 5122.12-1985 Methods for chemical analysis of brass--The acetylacetone-chloroform extraction photometric method for the determination of iron content 
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GB/T 5122.6-1985 Methods for chemical analysis of brass--The ammonium benzoate separation--EDTA complexometric titration method for the determination of aluminum content 
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GB/T 5122.4-1985 Methods for chemical analysis of brass--The ammonium ferrous sulfate titrimetric method for the determination of manganese content 
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GB/T 5122.19-1985 Methods for chemical analysis of brass--The atomic absorption spectrophotometric method for the determination of lead content 
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GB/T 5122.20-1985 Methods for chemical analysis of brass--The atomic absorption spectrophotometric method for the determination of nickel content 
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GB/T 5122.18-1985 Methods for chemical analysis of brass--The crystal violet photometric method for the determination of antimony content 
  Issued on:   Price(USD):
GB/T 5122.3-1985 Methods for chemical analysis of brass--The dichromate titrimetric method for the determination of iron content 
  Issued on:   Price(USD):
GB/T 5122.14-1985 Methods for chemical analysis of brass--The diethyldithiocarbamate photometric method for the determination of arsenic content 
  Issued on:   Price(USD):
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