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Part 1 of this standard presents the principles of methods for the sampling of brown coals and lignites from streams, wagons, barges and stock-piles which differ from those described in sampling of hard coals. Other general principles and the procedure of replicate sampling are the same as for hard coals.
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ISO 5069-1:1983
95.99
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23. 4. 2018.
Mrki ugljevi i ligniti - Principi uzimanja uzoraka - Deo 1: Uzimanje uzoraka za određivanje sadržaja vlage i opšte analize (identičan sa ISO 5069-1:1983)
95.99 Повучен