Povučen
Specifies a method of determining the nitrogen content of hard coal, brown coal and lignite by the semi-micro Kjeldahl method. Replaces the third edition.
POVUČEN
ISO 333:1983
POVUČEN
ISO 333:1996
95.99
Povučen
3. 3. 2010.
POVUČEN
ISO 333:1996/Cor 1:1996