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See Chinese contents: SN/T 2638.3-2012 SN/T 2638.3-2012: Determination of sulfur content in manganese ores for import and export. High temperature combustion infrared absorption method
This part of SN/T 2638 specifies the method for determining the sulfur content in manganese ore by combustion infrared absorption in a high-temperature tubular resistance furnace. This part is applicable to the determination of sulfur content in manganese ore; the determination range is 0.007% ~ 0.300%.
