GB/T 8738-1988
Replaced
YS/T 248.6-2007
Active
Industry standards-Non-ferrous metals
YS/T 248.6-2007 Methods for chemical analysis of crude lead—Determination of gold and silver content—Fire-assaying method
YS/T 248.6-2007 Methods for chemical analysis of crude lead—Determination of gold and silver content—Fire-assaying method
Basic Information
Standard Code:
YS/T 248.6-2007
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for heavy metals and their alloys
ICS Name:
Lead, zinc, tin, and their alloys
Publish Date:
2007-04-13
Implement Date:
2007-10-01
Pages:
5 pages
Scope
This section specifies the method for determining the gold and silver content in crude lead. This section is applicable to the determination of gold and silver content in crude lead. The determination range is: Au: 1 g/t~100 g/t, Ag: >500 g/t~11,000 g/t.
Development Information
Same series standard
YS/T 248.1-2007 Methods for chemical analysis of crude lead—Determination of lead content—Na2 EDTA titrimetric method
YS/T 248.2-2007 Methods for chemical analysis of crude lead—Determination of tin content—Phenylfuorone photometric method and potassium iodate titrimetric method
YS/T 248.3-2007 Methods for chemical analysis of crude lead—Determination of antimony content—Flame atomic absorption spectrometric method
YS/T 248.4-2007 Methods for chemical analysis of crude lead—Determination of arsenic content—Molybdoantimonyarsenate blue photometric method and Extraction-iodometric method
YS/T 248.5-2007 Methods for chemical analysis of crude lead—Determination of copper content—Flame atomic absorption spectrometric method
YS/T 248.7-2007 Methods for chemical analysis of crude lead—Determination of silver content—Flame atomic absorption spectrometric method
YS/T 248.8-2007 Methods for chemical analysis of crude lead—Determination of zinc content—Flame atomic absorption spectrometric method
YS/T 248.9-2007 Methods for chemical analysis of crude lead—Determination of bismuth content—Flame atomic absorption spectrometric method
YS/T 248.10-2007 Methods for chemical analysis of crude lead—Determination of iron content—Flame atomic absorption spectrometric method
Replace the following standards
YS/T 248.7-1994
YS/T 248.8-1994
Related Standards
GB/T 1470-1988
Replaced
GB/T 1470-1988 Lead and lead-antimony alloy plate
GB/T 1471-1988
Active
GB/T 1471-1988 Lead plate for anode
GB/T 1472-1988
Replaced
GB/T 1472-1988 Lead and lead-antimony alloy tube
GB/T 1473-1988
Active
GB/T 1473-1988 Lead and lead-antimony alloy rod
GB/T 1474-1988
Active