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3-Hydroxy-2-naphthoic acid


Product Name: 3-Hydroxy-2-naphthoic acid
Other name : BON ACID
CAS NO.:   92-70-6
Molecular Formula:   C11H8O3
Structural Formula:    
Appearance:   White needle-like crystals
Purity:   99%
Package:   25kg/bag 
Application:   Mainly used in Naphthol AS and AS series product and also as the intermediate of pharmaceutical and pigment

项目

ITEM

指标

SPECIFICATION

指标

SPECIFICATION

指标

SPECIFICATION

含量

Purity(%)

99%

99% MIN

98.5%

98.5% MIN

98%

98% MIN

外观

Appearance

浅黄色粉末

LIGHT YELLOW POWDER

浅黄色粉末

LIGHT YELLOW POWDER

浅黄色粉末

LIGHT YELLOW POWDER

不溶物

Insolubles (%)

0.01

0.01MAX

0.1

0.1MAX

0.1

0.1MAX

熔点

Melting Point()

 

220 MIN

 

219MIN

 

218MIN

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