Using sodium hydrosulphide or sodium thiosulfate as materials,the production cost of TGA is low.While,a high content of TGA can be obtained with thiourea as reactant.
本文对巯的合成工艺进行了比较研究,认为氢化法和代法生产成本低,宜于选矿用巯的生产,而脲法可得到较高浓度的巯。
Using sodium hydrosulphide or sodium thiosulfate as materials,the production cost of TGA is low.While,a high content of TGA can be obtained with thiourea as reactant.
本文对巯的合成工艺进行了比较研究,认为氢化法和代法生产成本低,宜于选矿用巯的生产,而脲法可得到较高浓度的巯。
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