The traditional process, the chrome plating solution the chromium acid as the foundation and sulfuric acid as catalyst, the ratio of 100 to 1.
传统的镀铬工艺，其电镀液以铬酸为基础，以硫酸作催化剂，两者的比例为100：1。
The experiments show that sulfuric acid, formic acid and phosphoric acid can hydrolyze chrome shavings.
实验表明：硫酸、甲酸、磷酸均可水解铬鞣革屑。
A study of surface coloring on stainless steel products was carried out with chrome oxide-sulfuric acid system as main coloring solution and adding suitable additive.
以铬酐-硫酸体系为主着色液加入适量添加剂，对不锈钢试样进行表面着色。
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