Naphthol AS,Naphthol AS-D,Naphthol AS-E,Naphthol AS-BS,Naphthol AS-OL,Naphthol AS-PH,Naphthol AS-LC,Naphthol AS-OL(refined),Naphthol AS-PH(refined),Naphthol AS-LC(refined),Naphthol AS-IRG,Naphthol AS-ITR---Changzhou Dabang Chemcial Co., Ltd.(Changzhou Xinzhong Chemical Co.,Ltd.)

Naphthol AS-OL(refined)

.English name: NAPHTHOL AS-OL(refined)
.Preparation: Dry products
.Dyes index number: C.I.Azoic Coupling Component 20 (37530)
.Molecular formula: C₁₈H₁₅O₃N
.Structural formula:

.Molecular weight: 293
.Appearance: Light cream-colored brown powder
.Industrial specification: Content: 99.5% Melting point: 161
.Use: Mainly used in the dyeing of cotton fabric, cotton yarn, polyamide fibre, viscose fiber and silk, direct printing and resist printing of cotton.
.Packaging: 25KG plastic woven bag