GOST 28974-1991
Brown coals, hard coals and anthracites. Methods for determination of beryllium, boron, manganese, barium, chromium, nickel, cobalt, lead, gallium, vanadium, copper, zinc, molybdenum, yttrium and lanthanum

Standard No.

GOST 28974-1991

Release Date

1991

Published By

RU-GOST R

Latest

GOST 28974-1991

Scope

This standard applies to brown and hard coals, anthracites, coke and establishes methods for determining microelements (beryl

GOST 28974-1991 history

• 1991 GOST 28974-1991 Brown coals, hard coals and anthracites. Methods for determination of beryllium, boron, manganese, barium, chromium, nickel, cobalt, lead, gallium, vanadium, copper, zinc, molybdenum, yttrium and lanthanum