YS/T 1115.9-2016 Methods for chemical analysis of copper ores and tailings—Part 9:Determination of sulphur content—The high frequency infrared absorption method and the combustion potassium iodate titrimetric method
Methods for chemical analysis of copper ores and tailings—Part 9:Determination of sulphur content—The high frequency infrared absorption method and the combustion potassium iodate titrimetric method