2, 7-Naphthalenedisulfonic acid, 3-[ (4-formylphenyl)azo]-4, 5-dihydroxy-, 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, 3-[ (4-formylphenyl)azo]-4, 5-dihydroxy-, disodium salt

Updated Date: 2023-05-27 13:03:06

Price: $Inquiry/100g