Chromic sulfate, sodium formate and formate acid react with hydrolysis collagen were investigated by fluorescent method to get the more evidence of understanding chrome tanned mechanics.
为了更好地了解在二氧化碳超临界流体下铬鞣机理 ，采用对比实验法对常规铬鞣的基本原理进行了印证性研究。
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。
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.
处理后铬渣加入适量硫酸钠，渗入水泥砂浆中可以起到早强减水作用。
The addition of the treated chromic refuse with proper amount of sodium sulfate into cement paste has shown an important role in q...
处理后铬渣加入适量硫酸钠，渗入水泥砂浆中可以起到早强减水作用。
The addition of the treated chromic refuse with proper amount of sodium sulfate into cement paste has shown an important role in q...
处理后铬渣加入适量硫酸钠，渗入水泥砂浆中可以起到早强减水作用。
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