Aluminium and aluminium alloys — Determination of silicon — Spectrophotometric method with the reduced silicomolybdic complex

The method is applicable to the determination of silicon contents between 0,02 and 0,4 % (m/m) in aluminium and aluminium alloys. The method is not applicable to alloys containing tin or bismuth. Specifies principle and procedure of the method, the reagents, apparatus, sampling, expression of results and test report.