disodium 4-[[3,5-bis[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-5-hydroxynaphthalene-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: disodium 4-[[3,5-bis[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate

Updated Date: 2023-02-25 07:47:54

Price: $Inquiry/100g