GB/T 3143-1982
Active
GB/T 23278.8-2009
Active
National standards
GB/T 23278.8-2009 Methods for chemical analysis of sodium stannate—Part 8:Determination of nitrate content—Ion selective electrode method
GB/T 23278.8-2009 Methods for chemical analysis of sodium stannate—Part 8:Determination of nitrate content—Ion selective electrode method
Basic Information
Standard Code:
GB/T 23278.8-2009
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Inorganic chemical raw materials
ICS Name:
Chemical analysis
Publish Date:
2009-01-05
Implement Date:
2009-11-01
Pages:
5 pages
Scope
This part of GB/T 23278 specifies the method for determining nitrate in sodium acetate.
This part is applicable to the determination of nitrate in sodium acetate, with a determination range of 0.020% to 0.60%.
Development Information
Same series standard
GB/T 23278.1-2009 Methods for chemical analysis of sodium stannate—Part 1:Determination of tin content—Titration
GB/T 23278.2-2009 Methods for chemical analysis of sodium stannate—Part 2:Determination of iron content—1,10-phenanthroline photometric method
GB/T 23278.3-2009 Methods for chemical analysis of sodium stannate—Part 3:Determination of arsenic content—Molybdoantimonyarsenate blue spectrophotometric method
GB/T 23278.4-2009 Methods for chemical analysis of sodium stannate—Part 4:Determination of lead content—Flame atomic absorption spectrometry
GB/T 23278.5-2009 Methods for chemical analysis of sodium stannate—Part 5:Determination of antimony content—Malachite green photometric method
GB/T 23278.6-2009 Methods for chemical analysis of sodium stannate—Part 6:Determination of free alkali content—Titration
GB/T 23278.7-2009 Methods for chemical analysis of sodium stannate—Part 7:Determination of alkali insoluble matter—Gravimetric analysis
Related Standards
GB/T 4472-1984
Replaced
GB/T 4472-1984 General rule for determination of density and relative density for chemical products
GB/T 4946-1985
Replaced
GB/T 4946-1985 Terms of gas chromatography
GB/T 5274-1985
Replaced
GB/T 5274-1985 Gas analysis—Preparation of calibration gas mixtures—Weighing methods
GB/T 5831-1986
Replaced
GB/T 5831-1986 Determination of trace oxygen in the gases—Colorimetric method
GB/T 5832.2-1986
Replaced