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NEN ISO 331 : 1983
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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COAL - DETERMINATION OF MOISTURE IN THE ANALYSIS SAMPLE - DIRECT GRAVIMETRIC METHOD
14-09-2017
12-01-2013
Defines a method of determining the moisture content of the analysis of hard coal, brown coal and lignite using a gravimetric procedure.
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