HB 5218.14-1995
Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group (English Version)
- Standard No.
- HB 5218.14-1995
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- 2004-06
- Replace By
- HB/Z 5218.14-2004
- Latest
- HB/Z 5218.14-2004
- Scope
- This standard specifies the method summary, reagents, instruments, analysis steps and tolerances for the determination of the total amount of cerium group rare earths in aluminum alloys using the tribromoarsine optical method. This standard is applicable to the determination of the total amount of cerium group rare earths in aluminum alloys.
HB 5218.14-1995 history
- 2004 HB/Z 5218.14-2004 Methods for chemical analysis of aluminium alloys-Part 14:Determination of the cerium subgroup of rare earth elements content by tribromoarsenazo spectrophtometric method
- 1970 HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group
- 1982 HB 5218.14-1982 Determination of tin content in aluminum alloy
HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group was changed to HB/Z 5218.14-2004 Methods for chemical analysis of aluminium alloys-Part 14:Determination of the cerium subgroup of rare earth elements content by tribromoarsenazo spectrophtometric method.
