DIN EN 10071:2013-01 Chemical analysis of ferrous materials - Determination of manganese in steels and irons - Electrometric titration method; German version EN 10071:2012
2013DIN EN 10071:2013-01 Chemical analysis of ferrous materials - Determination of manganese in steels and irons - Electrometric titration method; German version EN 10071:2012