Han Qiyong, Xiang Zhangxiang, Zhou Debi, Sun Yuanda. Determination of Sulphur by Hydrogen Reduction—Polarographic Analysis[J]. Chinese Journal of Engineering, 1988, 10(4): 487-491. doi: 10.13374/j.issn1001-053x.1988.04.035
Citation:
Han Qiyong, Xiang Zhangxiang, Zhou Debi, Sun Yuanda. Determination of Sulphur by Hydrogen Reduction—Polarographic Analysis[J]. Chinese Journal of Engineering, 1988, 10(4): 487-491. doi: 10.13374/j.issn1001-053x.1988.04.035
Han Qiyong, Xiang Zhangxiang, Zhou Debi, Sun Yuanda. Determination of Sulphur by Hydrogen Reduction—Polarographic Analysis[J]. Chinese Journal of Engineering, 1988, 10(4): 487-491. doi: 10.13374/j.issn1001-053x.1988.04.035
Citation:
Han Qiyong, Xiang Zhangxiang, Zhou Debi, Sun Yuanda. Determination of Sulphur by Hydrogen Reduction—Polarographic Analysis[J]. Chinese Journal of Engineering, 1988, 10(4): 487-491. doi: 10.13374/j.issn1001-053x.1988.04.035
Experiments on the extraction of sulphur from the sulphides and oxysulphides such as MgS, CaS, BaS, RE2S3 and RE2O2S by hydrogen reduction have been carried out at 600~900℃ by means of hydrogen reduction-polarogra-phic analysis method. The reduction degree of various sulphides by H2 at 800℃ is in the order of decreasing as follows:FeS>MgS ≥ RE2S3>RE2O2S ≥ CaS=BaS.