Acid Black 1 CAS No.1064-48-8 

Product Name: Acid black 1 Other Name: Acid black 10B CAS No.: 1064-48-8 MF: C22H17N6NaO9S2 MW: 596.52 Place of Origin:China Type:Acid dyes Usage: Like acid black 63, it is used for dyeing leather, wool and silk. Qingdao Langke Co., Ltd is one of the main supplier of pigment,dyestuff  and their intermediates. In the past 10 years, we have sold the products to more than 20 countries. Either acid dyes or direct dyes, or even pigment, they all gained good reputation. To choose us as the partner, you will not be disappointed.   C22H17N6NaO9S2