T/QAS 082.3-2022
Chemical Analysis of Rock Salt and Glauber's Salt Part 3: Determination of Nitrate by Ultraviolet Spectrophotometry (English Version)

Standard No.

T/QAS 082.3-2022

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/QAS 082.3-2022

Scope

This document describes the terms and definitions, principles, interference and elimination, reagents and materials, instrumentation and equipment, samples, analytical procedures, quality control and waste disposal for the determination of water-soluble nitrate in rock salt and thenardite. This document is suitable for the determination of water-soluble nitrate in rock salt and Glauber's salt; detection limit: 3.0mg/kg, lower detection limit: 9.0mg/kg.

T/QAS 082.3-2022 history

• 2023 T/QAS 082.3-2022 Chemical Analysis of Rock Salt and Glauber's Salt Part 3: Determination of Nitrate by Ultraviolet Spectrophotometry