碱渣治理硫酸尾气制取硫代硫酸钠工艺研究

Technology Research of Sodium Thiosulfate Preparation in Treatment of Sulfuric Tail Gas with Alkali Waste

对碱渣和硫酸尾气的综合利用工艺进行了研究。硫酸尾气用碱渣处理后,可达标排放;碱渣与硫酸尾气反应后,可制取合格的硫代硫酸钠产品,经济及环保效益俱佳。

Comprehensive utilization technology of alkali waste and sulfuric tail gas is discussed.Sulfuric tail gas can meet the discharged standards in treatment with alkali waste.Qualified sodium thiosulfate products can be obtained after the reaction with alkali waste and sulfuric tail gas.The technology has fine economic and environmental benefits.