We mainly produce acid dyes and dye intermediates, and we are a professional Wholesale 7-anilino-4-hydroxynaphthalene-2-sulphonic acid 119-40-4 dyes manufacturer of anthraquinone acid dyes in China.
Name: 7-anilino-4-hydroxynaphthalene-2-sulphonic acid
Synonyms: 7-anilino-4-hydroxy-2-naphthalenesulfonic acid;7-anilino-4-naphthol-2-sulfonic acid; 4-hydroxy-7-(phenylamino)-2-naphthalenesulfonic acid; 6-phenylamino-1-naphthol-3-sulfonicacid; 4-hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid; 2-phenylamine-5-naphthol-7-sulfonic acid
CAS No.: 119-40-4
Molecular Formula: C16H13NO4S
Molecular Structure:
Molecular weight: 315.34
Content: Min 93%
Purity: Min 95%
Insoluble: Max 0.2%
Properties and Applications: Grey powder
Package: 25kg/bag on pallets