The waste sulfuric acid containing chloral was treated with new process, including diluted with water and directly steam distillating without pre-heating.
将含三氯乙醛废硫酸加水稀释后，不需预热，直接向废硫酸中通入水蒸汽进行蒸馏的方法处理含三氯乙醛废硫酸。
The absorption of Cr6 + from waste water with palygorskite clay treated with different concentration of hydrochloric acid is under study in this paper.
将不同浓度盐酸活化的凹凸棒粘土用于含铬的模拟废水，并进行了吸附研究。
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