Gold Suppliers > Hangzhou Xiasa Hengsheng (Sunshine) Chemical Co., Ltd. > 4,4' -Diamino Benzidine-2,2'-Disulfonic Acid
- Search Product
-
-
- Region :Pharmaceuticals and Biochemicals
- Tel : 86-571-86923518
- Fax : 86-571-86923522
- Email :shirley@hsdye.com
- URL :www.hsdye.com
- MOREProducts Info
-
4,4' -Diamino Benzidine-2,2'-Disulfonic Acid