This standard specifies the method summary, reagents, instruments, analysis steps and tolerances for the determination of dissolved zirconium content in aluminum alloys using the xylenol orange photometric method. This standard is applicable to the determination of dissolved zirconium content in aluminum alloys.
HB 5218.15-1995 history
2004HB/Z 5218.15-2004 Methods for chemical analysis of aluminium alloys-Part 15:Determination of zirconium content by xylenol orange spectrophotometric method
1970HB 5218.15-1995 Aluminum Alloy Chemical Analysis Method Xylenol Orange Photometric Determination of Dissolved Zirconium Content
1982HB 5218.15-1982 Determination of beryllium content in aluminum alloy
HB 5218.15-1995 Aluminum Alloy Chemical Analysis Method Xylenol Orange Photometric Determination of Dissolved Zirconium Content was changed to HB/Z 5218.15-2004 Methods for chemical analysis of aluminium alloys-Part 15:Determination of zirconium content by xylenol orange spectrophotometric method.