GB/T 211-2017: Determination of total moisture in coal

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Scope

This Standard specifies the method summary, reagent and materials, apparatus,
procedures, result calculation, precision and test report for the determination of total
moisture in coal.
The method of drying under nitrogen (Method A1 and B1) shall be applicable to all
types of coals; the method of drying in air (Method A2 and B2) shall be applicable to
bitumite (excluding easily oxidized coal) and blind coal.
Method A1 shall be the arbitration method in this Standard.
Note. the method of drying by microwave that’s applicable to the rapid determination
of total moisture is also provided in this Standard. The method of drying by microwave
is applicable to bitumite and lignite. Please see Appendix A for details.

Basic Data

Standard ID	GB/T 211-2017 (GB/T211-2017)
Description (Translated English)	Determination of total moisture in coal
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	D21
Classification of International Standard	73.040
Word Count Estimation	10,176
Date of Issue	2017-09-07
Date of Implementation	2018-04-01
Older Standard (superseded by this standard)	GB/T 211-2007
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China