Synonyms: Sodium 3-((1,5-dihydroxy-2-naphthyl)azo)-4-hydroxybenzenesulphonate MORDANT BLACK 9 C.I. 16500 Acid mordant Black 9 Chrome Black PLW(70:100) Benzenesulfonic acid, 3-(1,5-dihydroxy-2-naphthalenyl)azo-4-hydroxy-, monosodium salt Mordant black 9 (C.I. 16500) Black PV Appearance:Coffee powder Water Solubility:Soluble in water Melting point:78 °C Description About Mordant Black 9 CAS 2052-25-7 :
Mordant Black 9 can be used for direct printing of chromium acetate pretreated wool fabric. It is usually applied in the dyeing of wool and sil, and also used for the coloration of anodized aluminum and leather.