T/QAS 081.5-2023
Chemical analysis of polymetallic minerals - Part 5: Determination of gold by foam adsorption - atomic absorption spectrometry (English Version)

Standard No.

T/QAS 081.5-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/QAS 081.5-2023

Scope

This document describes the terms and definitions, principles, reagents and materials, instruments and equipment, specimens, analytical procedures, data processing, quality control, precautions and waste disposal of methods for the determination of gold content in polymetallic minerals. This document is applicable to the determination of gold in polymetallic ores. The detection limit is: 0.03μg/g; the detection range is: 0.13μg/g and above.

T/QAS 081.5-2023 history

• 2023 T/QAS 081.5-2023 Chemical analysis of polymetallic minerals - Part 5: Determination of gold by foam adsorption - atomic absorption spectrometry