GB/T 13840-1992
Abolished
GB/T 12690.16-2010
Active
National standards
GB/T 12690.16-2010 Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides—Part 16:Determination of fluorine content—Ion selective electrode analysis
GB/T 12690.16-2010 Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides—Part 16:Determination of fluorine content—Ion selective electrode analysis
Basic Information
Standard Code:
GB/T 12690.16-2010
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for rare metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2011-01-14
Implement Date:
2011-11-01
Pages:
6 pages
Scope
This part of GB/T 12690 specifies the method for determining the fluorine content in rare earth metals and oxides.
This part is applicable to the determination of the fluorine content in rare earth metals and oxides. The measurement range is 0.010% to 0.50%.
Development Information
Same series standard
Related Standards
GB/T 15677-1995
Replaced
GB/T 15677-1995 Lanthanum metal
GB/T 3136-1995
abolished_transferred
GB/T 3136-1995 Tantalum powders
GB/T 3463-1995
Abolished
GB/T 3463-1995 Tantalum wires
GB/T 3628-1995
Replaced
GB/T 3628-1995 Tantalum and tantalum alloy foils
GB/T 16476-1996
Replaced