GB/T 4324.23-2012 Methods for chemical analysis of tungsten.Part 23:Determination of sulfur content.The combustion-conductometric titration and high frequency combustion-infrared absorption method (English Version)
This part of GB/T 4324 specifies the determination method of sulfur content in tungsten powder, tungsten rod and tungsten oxide. This part is applicable to the determination of sulfur content in tungsten powder, tungsten bar and tungsten oxide. The measurement range of method 1 is 0.000 5%~0.012%; the measurement range of method 2 is 0.000 5%~0.30%.
GB/T 4324.23-2012 Referenced Document
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 4324.23-2012 history
2012GB/T 4324.23-2012 Methods for chemical analysis of tungsten.Part 23:Determination of sulfur content.The combustion-conductometric titration and high frequency combustion-infrared absorption method
1984GB/T 4324.23-1984 Methods for chemical analysis of tungsten--The combustion-conductometric titration method for the determination of sulphur content