We also disclosed that under high pressure of carbon dioxide with potassium hydroxide as base, the same reaction also proceeds.
我们还发现以氢氧化钾为碱，在高压的二氧化碳下，这个反应同样可以进行。
Manganese slag which containing about 20% manganese dioxide is produced in the process of potassium permanganate production.
锰泥为两步氧化法生产高锰酸钾后的残渣，其中含有质量分数约20%的二氧化锰。
The article discussed the method that waste acid in producting titanium dioxide prepared potassium sulfate. fer-rite carbonate and compound fertilizer.
本文论述了利用钛白生产中的废酸制取硫酸钾、碳酸亚铁及复混肥的方法。
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