2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis((4-nitrophenyl)azo)-, disodium salt Suppliers

There are 1 suppliers：

Dayang Chem (Hangzhou) Co., Ltd. Recommended

Aera: China(Mainland)

Contact: Ms Wang

Phone: +86-571-8893-8639

Email: enquiry@dycnchem.com

Website: http://www.dycnchem.com

Product Name: 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis((4-nitrophenyl)azo)-, disodium salt

Updated Date: 2022-06-26 11:33:07

Price: $Inquiry/100g