90.92 Standard to be revised May 20, 2023
ISO
ISO/TC 27/SC 5 Methods of analysis
International Standard
Published
Specifies a method of the determination of the total carbon and the total hydrogen of hard coal, brown coal, lignite and coke by a high temperature combustion method.
WITHDRAWN
ISO 609:1975
PUBLISHED
ISO 609:1996
90.92
Standard to be revised
May 20, 2023
PUBLISHED
ISO 609:1996/Cor 1:1996
IN_DEVELOPMENT
ISO/DIS 609