废铬鞣皮屑脱铬方法的研究

摘要

In thispaper, such de-chro ming methods as acid, chelation and the combination of peroxide with chelation are studied to remove chrome from the shavings. The effects of the reagent amount and the agitation time on the chrome removal rate are included. The conclusionis that the combination methoxd of peroxide with chelation is the best one. The chrome removal rate. may be up to 94 % in the proper condition.%本文研究对比了酸法，配合法及氧化法与配合法结合几种脱铬方法。结果表明：氧化法与配合法结合脱铬效果最好，在适当的配比和操作条件下脱铬率可达94％以上。