UNE 36-314 Pt.2-1990 Chemical analysis of steel and cast iron. Determination of all silicon. Part 2: Spectrophotometric silicon with small amounts of molybdenum silicon between 0.01% and 0.05%
This standard specifies a reduced molybdosilicate spectrophotometric method for the determination of total silicon in steels and cast irons. The method is applicable to silicon contents between 0.01 and 0.05% (m/m).