YS/T 539.2-2006 Chemical Analysis Method of Nickel-base Alloy Powder Determination of Aluminum Amount by Chromazurin S Spectrophotometry (English Version)
2009YS/T 539.2-2009 Methods for chemical analysis of nickel base alloy powder.Part 2:Determination of aluminium content.Chromazurol S spectrophotometry
2006YS/T 539.2-2006 Chemical Analysis Method of Nickel-base Alloy Powder Determination of Aluminum Amount by Chromazurin S Spectrophotometry