tetrasodium 4,4'-[(4,6-dihydroxy-1,3-phenylene)bis(azo)]bis[5-hydroxy-6-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate] 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

Product Name: tetrasodium 4,4'-[(4,6-dihydroxy-1,3-phenylene)bis(azo)]bis[5-hydroxy-6-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate]

Updated Date: 2021-07-26 18:31:49

Price: $Inquiry/100g