译：GB/T 13293.13-1991 Higher purity copper cathode—Determination of sulphur content—Combustion-potassium iodate titrimetric method

译：GB/T 13293.2-1991 Higher purity copper cathode—Determination of bismuth content—Hydride generation-atomic fluorescence spectrometric method

译：GB/T 13293.3-1991 Higher purity copper cathode—Determination of chromium, manganese and cadmium contents—Zeeman effect electrothermal atomic absorption spectrometric method

译：GB/T 13293.8-1991 Higher purity copper cathode—Determination of nickel content—Zeeman effect electrothermal atomic absorption spectrometric method

译：GB/T 13306-1991 Plates

译：GB/T 13293.6-1991 Higher purity copper cathode—Determination of phosphorus content—Heteropoly phosphato-vanadato-molybdicacid-crystal violet spectrophotometric method

译：GB/T 13293.5-1991 Higher purity copper cathode—Determination of arsenic content—Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method

译：GB/T 13293.7-1991 Higher purity copper cathode—Determination of iron, cobalt and lead contents—Zeeman effect electrothermal atomic absorption spectrometric method

译：GB/T 13293.12-1991 Higher purity copper cathode—Determination of silver content—Separation and preconcentration with sulfhydryl cotton-flame atomic absorption spectrometric method

译：GB/T 13293.4-1991 Higher purity copper cathode—Determination of antimony content-2-[(-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method