This standard describes a method for the photometric determination of the cobalt content from 0.005 to 10% (m/m) and is applicable to the chemical examination of iron, non-alloyed, alloyed and high-alloyed steel.
NEN 6208-1978 history
1978NEN 6208-1978 Chemical analysis of iron and steel - Photometric determination of the cobalt content in iron and steel