Preparation of Deep Brown TG and Deep Brown S for Leather
This paper mainly discussed the production process of leather deep brown TG and leather deep brown S in laboratory and workshop,as well as the composition of diazotization,coupling,complexing and each reaction,fur-ther details such as pH value,time,temperature,reaction end point,and the application performance index of the product in wool and leather.
NETL
NSTL
万方数据
