GB/T 6609.22-2026: Chemical analysis methods and determination of physical performance of alumina - Part 22: Sampling and preparation of test samples

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Scope

This document describes the sampling, preparation, and storage methods for original
and dried alumina test samples used for composition analysis and determination of
physical properties of alumina.
This document applies to sampling and preparation of test samples of alumina during
processes such as transportation (e.g., when conveyed by conveying machinery),
loading and unloading (e.g., when unloaded into containers, silos, or warehouses), and
continuous flow.

Basic Data

Standard ID	GB/T 6609.22-2026 (GB/T6609.22-2026)
Description (Translated English)	Chemical analysis methods and determination of physical performance of alumina - Part 22: Sampling and preparation of test samples
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H30
Classification of International Standard	77.120.01
Word Count Estimation	10,176
Date of Issue	2026-05-25
Date of Implementation	2026-12-01
Older Standard (superseded by this standard)	GB/T 6609.22-2004, GB/T 6609.23-2004
Issuing agency(ies)	State Administration for Market Regulation, Standardization Administration of China