BS ISO 7404-4:2017

Methods for the petrographic analysis of coals. Method of determining microlithotype, carbominerite and minerite composition.

STANDARD published on 18.9.2017

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The information about the standard:

Designation standards: BS ISO 7404-4:2017
Note: WITHDRAWN
Publication date standards: 18.9.2017
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: British technical standard
Category: Technical standards BS