T/QAS 081.2-2023
Chemical Analysis of Polymetallic Minerals Part 2: Determination of Niobium and Tantalum Atmospheric Pressure Acid Dissolution - Inductively Coupled Plasma Mass Spectrometry (English Version)

Standard No.

T/QAS 081.2-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/QAS 081.2-2023

Scope

This document describes the principles, reagents and materials, instruments and equipment, analytical procedures, data processing, quality control, precautions and waste disposal of methods for the determination of niobium and tantalum in polymetallic minerals. This document is applicable to the determination of niobium and tantalum content in polymetallic mineral samples. The method detection limit (3S): niobium 0.062μg/g, tantalum 0.042μg/g; niobium measurement range: 0.25μg/g~500μg/g, tantalum Measuring range: 0.17μg/g～500μg/g.

T/QAS 081.2-2023 history

• 2023 T/QAS 081.2-2023 Chemical Analysis of Polymetallic Minerals Part 2: Determination of Niobium and Tantalum Atmospheric Pressure Acid Dissolution - Inductively Coupled Plasma Mass Spectrometry