The results show that hydrolysed keratin after proper modification Obtains excellent decolourizing. effects on the majority ofdyestuffs.

结果表明，角蛋白经适当改，多数种类的染料具有良的脱色效果。

Tannase hydrolyses the ester bonds and depside bonds in gallic acid tannins to release gallic acid and glucose.

摘要单宁酶没食子酸单宁中的酯键和缩酚羧键，生成没食子酸和葡萄糖。