A great quantity of neutral salts, mainly produced during the pickling process in leather-making and difficultly separated from waste liquid, have been found in tannery effluent.
制革厂排放出污水中含有大量的中性盐，这些中性盐主要来自制革浸酸工序并且极难与污水分离。
The effects of the recycling and reuse of chrome tannins effluent, based on the saved chrome tanning process, were examined for the preparation of wet blue in making soft type leather from steer hide.
在由盐腌皮制备软革的过程中，以少铬鞣过程为依据，我们对铬鞣废液的循环及重新使用以制备蓝湿皮的效果进行了检验。
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