sale for acid black 210

According to the environment standards of Germany and EU, we cooperate with China key research institute of dye fine chemical industry to research and develop national new environment-friendly dye series of China, which is the nine-fifth scientific and technological brainstorm project of China and approved as "national quality-standard qualified products" of China, "Key quality reliable brand of China environment-friendly products", "China famous products", "China green product" and "China customer-trusted products", and so on.

Moreover, our products are edited into "China light industry yearbook and "Best guidance of leather chemical in China".