ISO 5068:1983

Brown coals and lignites — Determination of moisture content — Indirect gravimetric method

Publication date:   Oct 1, 1983

95.99   Withdrawal of Standard   Jan 10, 2007

General information

95.99   Withdrawal of Standard   Jan 10, 2007

ISO

ISO/TC 27/SC 5 Methods of analysis

International Standard

73.040   Coals

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Scope

Specifies two basic procedures: a) A single-stage method which can be used for determination of the total moisture content of the special moisture sample or of a moisture sample taken from a common sample. b) A two-stage method which can be used for determination of the residual moisture content and, if required, also the total moisture content of a special moisture sample or of a moisture sample taken from a common sample. The single-stage method consists in drying the sample to constant mass at a temperature of 105 to 110 °C under specified conditions. The two stage method contains additionally drying at temperaures not exceeding 40 °C.

Life cycle

NOW

WITHDRAWN
ISO 5068:1983
95.99 Withdrawal of Standard
Jan 10, 2007

REVISED BY

WITHDRAWN
ISO 5068-1:2007

WITHDRAWN
ISO 5068-2:2007