Benzenesulfonicacid, 3-amino-2-hydroxy-5-nitro-

HANGZHOU SUNSHINE CHEMICALS CO., LTD., which was established in 1993, is one of the famous manufactures of acid dyes, pigment dispersions and special chemicals in China. Now we have two produce basics--Hangzhou and Haining (40000m2). We always stick to researching, developing and producing acid dyes, pigment dispersions and the relative intermediates since our company was founded. We produce and sell five ranges of the following products: high quality acid dyes, reactive dyes for wool, environme... View more >>