GB/T 8738-1988
Replaced
YS/T 1149.7-2016
Active
Industry standards-Non-ferrous metals
YS/T 1149.7-2016 Methods for chemical analysis of zinc concentrate roasting—Part 7:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
YS/T 1149.7-2016 Methods for chemical analysis of zinc concentrate roasting—Part 7:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
Basic Information
Standard Code:
YS/T 1149.7-2016
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:
2016-07-11
Implement Date:
2017-01-01
Pages:
6 pages
Scope
This part of YS/T 1149 specifies the method for determining the amount of silica in zinc concentrate roaster sand.
This part is applicable to the determination of the amount of silica in zinc concentrate roaster sand. The measurement range is 0.50% to 4.00%.
Development Information
Same series standard
YS/T 1149.1-2016 Methods for chemical analysis of zinc concentrate roasting—Part 1:Determination of zinc content—Na2EDTA titration method
YS/T 1149.2-2016 Methods for chemical analysis of zinc concentrate roasting—Part 2:Determination of acid-soluble zinc content—Na2EDTA titration method
YS/T 1149.3-2016 Methods for chemical analysis of zinc concentrate roasting—Part 3:Determination of sulfur content—The combustion neutralization of titrimetric method
YS/T 1149.4-2016 Methods for chemical analysis of zinc concentrate roasting—Part 4:Determination of soluble sulfur content—Barium sulphate gravimetric method
YS/T 1149.5-2016 Methods for chemical analysis of zinc concentrate roasting—Part 5:Determination of iron content—Na2EDTA titrimetric method
YS/T 1149.6-2016 Methods for chemical analysis of zinc concentrate roasting—Part 6:Determination of acid-soluble iron content—Flame atomic absorption spectrometry and Na2EDTA titration method
YS/T 1149.8-2016 Methods for chemical analysis of zinc concentrate roasting—Part 8:Determination of acid-soluble silicon dioxide content—Molybdenum blue spectrophotometry
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