高纯二氧化锗
High purity germanium dioxide
High purity germanium dioxide
Methods for chemical analysis of silver-Determination of lead and bismuth contents-Flame atomic absorption spectrometric method
Methods for chemical analysis of silver-Determination of antimony content The inductively coupled plasma atomie emission speetrometrie method
Reduced germanium ingot
Methods for chemical analysis of silver-Determination of copper contents Flame atomic absorption spectrometric method
Methods for chemical analysis of gold-Determination of arsenic and tin contents Hydride generation-atomic fluorescence spectrometry
Methods for chemical analysis of silver-Determination of iron contents-Flame atomie absorption spectrometric method
Methods for chemical analysis of silverDetermination of selenium and tellurium content Inductively coupled plasma atomic emission spectrometric method
Gallium arsenide epitaxial layer-Determination of carrier concentration voltage-capacitance method
Methods for chemical analysis of gold Determination of magnesium,nickel,manganese,palladium contents Flame atomie absorption spectrometry