GB/T 13840-1992
Abolished
YS/T 445.16-2020
Active
Industry standards-Non-ferrous metals
YS/T 445.16-2020 YS/T 445.16-2020 Chemical analysis methods for silver concentrate - Part 16: Determination of fluorine and chloride content - Ion chromatography method
YS/T 445.16-2020 YS/T 445.16-2020 Chemical analysis methods for silver concentrate - Part 16: Determination of fluorine and chloride content - Ion chromatography method
Basic Information
Standard Code:
YS/T 445.16-2020
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for precious metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2020-12-09
Implement Date:
2021-04-01
Scope
This section is applicable to the determination of fluorine and chlorine content in silver concentrates. The determination range is: fluorine 0.0200% to 1.000%; chlorine 0.0200% to 0.500%.
Development Information
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