T/QAS 082.4-2023
Rock Salt and Glauber's Salt Chemical Analysis Part 4: Determination of Iron Phthalene Spectrophotometric Method (English Version)

Standard No.

T/QAS 082.4-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/QAS 082.4-2023

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 iron in rock salt and thenardite. This document is applicable to the determination of water-soluble iron in rock salt and thenardite. The minimum detection amount is 0.0894μg, and the measurement range is: 4.47mg/kg~500mg/kg.

T/QAS 082.4-2023 history

• 2023 T/QAS 082.4-2023 Rock Salt and Glauber's Salt Chemical Analysis Part 4: Determination of Iron Phthalene Spectrophotometric Method