The paper introduces the application of chromic flotsam natrium bisulfate in the course of neutralization and pre acidification in industry of chromicacidanhydride.
介绍铬酸酐生产中，含铬硫酸氢钠废料用于前工段中和、预酸化。
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In the presence of acetic acid and polyethylene glycol, chromicanhydride and acenaphthene react under mild condition and acenaphthene can completely convert into acenaphthenone.