Naphthol Series 

Naphthol ASIRG
Naphthol ASIRG

Naphthol ASIRG
Naphthol ASIRG

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Naphthol ASE

MSDS

COA

Apperance
CAS No.
Synonyms
Density
Melting Point
Boiling Point
Flash point
Purity
Insoluble alkaline content
Beige color powder
92-78-4
2-Hydroxy-3-Naphthoyl-p-Chloraniline

3

1.40 g/cm
257 ℃
416.5 ℃ at 760 mmHg
205.7 ℃
> 98.0 %
< 1.0 %
Strength
Applications
100 %
Mainly used as coupling agent to make organic pigments red #8, #30; purple #43, which used for dyeing of cotton, viscose, silk. 
Chemical structure
2,3-acid content
< 1.0 %
azoic-coupling-component-10.gif