Naphthol AS-IRG 

Product name: Naphthol AS-IRG CAS NO.: 4473-79-8 Place of Origin: China Molecular Formula: C12H14ClNO4 Molecular Weight: 271.7 EINECS number: 224-638-6 Appearance: Pale-white crystalline powder Strength:100% Purity: 99.0%min Melting Point: 105℃min Base Insoluble:0.03%max Application: It is mainly used for manufacturing organic pigments. Naphthol AS-IRG is one of the pigment intermdiates. Just like dye intermediates, it can be used to manufacture piment. 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.