95.99 Withdrawal of Standard Jun 15, 2015
ISO
ISO/TC 27/SC 5 Methods of analysis
International Standard
73.040 Coals
The sample is heated under standard conditions to a final temperature of 600 C. The coke residue obtained is classified by reference to a series of standard residues. If the coke residue produced is so swollen that it fills the crosssection of the retort tube, the determination is repeated with the coal admixed with a suitable quantity of electrode carbon or equivalent material.
WITHDRAWN
ISO 502:1982
95.99
Withdrawal of Standard
Jun 15, 2015
WITHDRAWN
ISO 502:2015