GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 22: Determination of beryllium content.SCR spetrophotometric method (English Version)
This method specifies the method for the determination of beryllium content in aluminum and aluminum alloys. This method is applicable to the determination of beryllium content in aluminum and aluminum alloys. Measuring range: 0.00010% to 0.40%.
GB/T 20975.22-2008 history
2020GB/T 20975.22-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 22:Determination of beryllium content
2008GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 22: Determination of beryllium content.SCR spetrophotometric method
2001GB/T 6987.22-2001 Aluminium and aluminium alloys--Determination of beryllium content--SCR spectrophotometric method
GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 22: Determination of beryllium content.SCR spetrophotometric method has been changed from GB/T 6987.22-2001 Aluminium and aluminium alloys--Determination of beryllium content--SCR spectrophotometric method.