4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonic acid 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: 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonic acid

Updated Date: 2021-07-26 18:31:50

Price: $Inquiry/100g