2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3-[(2-hydroxy-5-nitro-3-sulfophenyl)azo]-6-[(3-sulfophenyl)azo]- 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: 2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3-[(2-hydroxy-5-nitro-3-sulfophenyl)azo]-6-[(3-sulfophenyl)azo]-

Updated Date: 2021-07-26 18:31:30

Price: $Inquiry/100g