Chromicsulfate, sodium formate and formate acid react with hydrolysis collagen were investigated by fluorescent method to get the more evidence of understanding chrome tanned mechanics.
A kind of method for analyzing the sulfate content in the roughening solution with high chromic acid content was determined.
研究出一种高铬酸型粗化溶液中硫酸含量的分析方法。
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The addition of the treated chromic refuse with proper amount of sodium sulfate into cement paste has shown an important role in quicker water absorption and earlier hardening.