Methods for chemical analysis of tungsten concentrates—Part 10:Determination of lead content—Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry
Methods for chemical analysis of tungsten concentrates—Part 1:Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method
Methods for chemical analysis of tungsten concentrates—Part 15:Determination of bismuth content—Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry