GB/T 7739.14-2019 Methods for chemical analysis of gold concentrates—Part 14: Determination of thallium content—Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry
2019GB/T 7739.14-2019 Methods for chemical analysis of gold concentrates—Part 14: Determination of thallium content—Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry