译：GB/T 6987.20-2001 Aluminium and aluminium alloys—Determination of gallium content—Butyrhodamine B spectrophotometric method

译：GB/T 6987.17-2001 Aluminium and aluminium alloys—Determination of magnesium content—Flame atomic absorption spectrometric method

译：GB/T 6987.6-2001 Aluminium and aluminium alloys—Determination of silicon content—Molybdenum blue spectrophotometric method

译：GB/T 6987.16-2001 Aluminium and aluminium alloys—Determination of magnesium content—CDTA titrimetric method

译：GB/T 6987.12-2001 Aluminium and aluminium alloys—Determination of titanium content—Diantipyrylmethane spectrophotometric method

译：GB/T 6987.13-2001 Aluminium and aluminium alloys—Determination of vanadium content—N-benzoyl-Nphenylhydroxylamine spectrophotometric method

译：GB/T 6987.9-2001 Aluminium and aluminium alloys—Determination of zine content—Flame atomic absorption spectrometric method

译：GB/T 6987.2-2001 Aluminium and aluminium alloys—Determination of copper content—Oxalyldihydrazide spectrophotometric method

译：GB/T 6987.22-2001 Aluminium and aluminium alloys—Determination of beryllium content—SCR spectrophotometric method

译：GB/T 6987.14-2001 Aluminium and aluminium alloys—Determination of nickel content—Dimethylglyoxime spectrophotometric method

译：GB/T 6987.4-2001 Aluminium and aluminium alloys—Determination of iron content—Orthopenanthroline photometric method

译：GB/T 6987.7-2001 Aluminium and aluminium alloys—Determination of manganese content—Potassium periodate spectrophotometric method

译：GB/T 6987.15-2001 Aluminium and aluminium alloys—Determination of nikel content—Flame atomic absorption spectrometric method

译：GB/T 6987.3-2001 Aluminium and aluminium alloys—Determination of copper content—Falme atomic absorption spectrometric method

译：GB/T 6987.23-2001 Aluminium and aluminium alloys—Determination of antimony content—Potassium iodide spectrophotometric method

译：GB/T 6987.18-2001 Aluminium and aluminium alloys—Determination of chromium content—Flame atomic absorption spectrometric method

译：GB/T 6987.19-2001 Aluminium and aluminium alloys—Determination of zirconium content—Xylenol orange spectro photometric method

译：GB/T 6987.8-2001 Aluminium and aluminium alloys—Determination of zine content—EDTA titrimetric method

译：GB/T 6987.24-2001 Aluminium and aluminium alloys—Determination of the cerium subgroup of rare earth elements content—Tribromoarsenazo spectrophotometric method

译：GB/T 6987.10-2001 Aluminium and aluminium alloys—Determination of tin content—Phenyl fluorone spectrophotometric method