The standard specifies a method for the spectrophotometric determination of niobium in steels. The method is applicable to all types of steels with niobium contents up to 1.3 % (m/m), with a lower detection limit of 0,002 % (m/m).
DS/EN 10178:1989 history
1989DS/EN 10178:1989 Chemical analysis of ferrous materials. Determination of niobium in steels. Spectrophotometric method