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NEN-ISO 975

Brown coals and lignites - Determination of yield of benzene soluble extract - Semi automatic method

active, Most Current
Organization: NEN
Publication Date: 1 December 2021
Status: active
Page Count: 16
ICS Code (Coals): 73.040
scope:

This document specifies a semi-automatic method for determination of the yield of benzene-soluble extract in brown coals and lignites.

Document History

NEN-ISO 975
December 1, 2021
Brown coals and lignites - Determination of yield of benzene soluble extract - Semi automatic method
This document specifies a semi-automatic method for determination of the yield of benzene-soluble extract in brown coals and lignites.
NEN-ISO 975
June 1, 2013
Brown coals and lignites - Determination of yield of benzene-soluble extract - Semi-automatic method
This International Standard specifies a semi-automatic method for determination of the yield of benzenesoluble extract in brown coals and lignites.
NEN-ISO 975
December 1, 2000
Brown coals and lignites - Determination of yield of benzene-soluble extract - Semi-automatic method
Specifies a semi-automatic method for determination of the yield of benzene-soluble extract in brown coals and lignites.

References

This document references:
ISO 13909-4 - Hard coal and coke - Mechanical sampling - Part 4: Coal - Preparation of test samples
Published by ISO on July 1, 2016
This part of ISO 13909 describes the preparation of samples of coal from the combination of primary increments to the preparation of samples for specific tests.
This document references:
ISO 18283 - Hard coal and coke — Manual sampling TECHNICAL CORRIGENDUM 1
Published by ISO on May 1, 2009
A description is not available for this item.
This document references:
ISO 5068-2 - Brown coals and lignites — Determination of moisture content — Part 2: Indirect gravimetric method for moisture in the analysis sample
Published by ISO on February 1, 2007
This International Standard specifies a method for the determination of the moisture content in the analysis sample of brown coals and lignites using an indirect gravimetric method.
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