摘要
在自然环境中铬主要以C(rⅢ)和C(rⅥ)形态存在。三价铬是一种生命必需微量元素,而六价铬化合物有致癌性。人们要正确认识铬的危害和生理意义,既要重视C(rⅥ)给人体造成的伤害,也要肯定C(rⅢ)在制革工业中的重要作用。
Chromium exists in nature as the form of Cr (Ⅲ) and Cr (Ⅵ). Trivalent chromium is an essential trace element in life. However, hexavalent chromium will lead to cancer. We must the harmfulness of hexavalen chromium. But we also should confirm the important chromium on leather industry.
出处
《西部皮革》
2009年第1期16-22,共7页
West Leather
关键词
铬
富铬食品
铬鞣
chromium
enriched-chromium food
chrome tanning pay more attention to influence of trivalent
作者简介
王全杰(1950-),男,教授,主要从事清洁化生产工艺、皮革化学品及化工材料的开发。