Naphthol AS
Another name:nafto as; 2-hydroxy-3-naphthylaniline
English Name:Naphthol AS
Index number:Azoic Coupling Component 2(37505)
Molecular formula:C26H29NO3
PRODUCT DESCRIPTION

Another name:nafto as; 2-hydroxy-3-naphthylaniline

English Name:Naphthol AS

Index number:Azoic Coupling Component 2(37505)

Molecular formula:C26H29NO3

Structural formula:

15260RZ1-0.png

Molecular weight:263

Appearance:beige powder

Content:≥98.5%

Color light:similar to the standard

Strength, score:Standard100±three

Melting point of dry product:246℃

2.3 acid content:≤0.1%

Content of insoluble impurities in lye:≤0.15%

Usage: the most commonly used primer, widely used in cotton fabric dyeing and printing.

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