sodium sulphite

基本解释

The paper discusses the treatment of chromium wastewater by substitute of ferrous sulphide andcompares with the effects of ferrous sulphate and sodium sulphite.
对铁氧体法处理含铬废水工艺中的主要技术参数进行了探讨，为选择最佳工艺条件提供了依据。
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate for the preparation of DMC/AM/AA terpolymers.
结果表明，过硫酸铵-亚硫酸氢钠引发体系最适宜于DMC／AM／AA三元共聚物的制备。
The experiments have shown that the technology of oxidation degradation with nitric acid and sulfoxidation with sodium sulphite to produce water-reducer of cement with decomposed coal is available.
大量实验证明以风化煤为原料采用硝酸氧化降解后再磺化的方法生产混凝土减水剂的工艺是合理的。