2008HB 5220.10-2008 Methods for chemical analysis of superalloys. Part 10: Determination of silicon content by silicon molybdenum blue photometric method
1995HB 5220.10-1995 Method for Chemical Analysis of Superalloys Silicon Molybdenum Blue Absorption Spectrophotometry for Determination of Silicon Content
1982HB 5220.10-1982 Determination of aluminum content in superalloys