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Naphthol AS-PH

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Product Name:?Naphthol AS-PH
Chemical Name:?2′-ethoxy-3-hydroxy-2-naphthanilide
Synonyms:?
3-Hydroxy-2-naphtho-o-phenetide; Acna Naphthol OF; C.1.AzoicCouplingComponent14(37588);Daito Grounder PH;n-(2-ethoxyphenyl)-3-hydroxy-2-naphthalene carboxamide; Naphtazol OP; 2′-ethoxy-3-hydroxy-2-naphthanilide; N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide
CAS No:?92-74-0
MF:?C20H16NO4
MW: 307.35
Category:
Naphthol Dyes
Structure:

Descriptions:

Light yellow powder. Soluble in caustic soda solution.

Use:

Naphthol AS-PH is mainly used for cotton dyeing, used alone or with red-based KB, RL or red salt AL with bright red yellow complex; with Naphthol AS-D fight base, with the red-based KB with the main Used for dyeing red cloth. Naphthol AS-PH is also used in the dyeing of vinylon, viscose fiber, silk, nylon and diacetate fiber and is generally not used for printing.

Storage: Storage should be cool and ventilated, away from heat, fire, to prevent sun exposure, heat is strictly prohibited.
Package:?25kg PP bag for solid powder. 200L or 250KG Drum for Liquid.

Specifications:

Appearance White to light yellow powder
Content 100%
Moisture ≤0.1%
Insoluble ≤0.1%
Melting point 157~158℃
Application ?Color base

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