2-hydroxy-3-naphthoic acid

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2-hydroxy-3-naphthoic acid

Tangshan Baotie Coal & Chemical Co., Ltd.

Tangshan Baotie Coal & Chemical Co., Ltd. Products

2-hydroxy-3-naphthoic acid - Oct, 18 2011

Classification Hydroxybenzene
CAS No. 92-70-6
Other Names 2-hydroxy-3-naphthoic acid
MF C11H8O3
EINECS No. 202-180-8
Place of Origin Hebei, China (Mainland)
Grade Standard Industrial Grade
Purity 98.5
Appearance light-yellow powde
Application dyestuff
Brand Name JIAYUE

specification
Item
Extra Grade
Measured Value

Apperance
light yellow powder

Purity%≥
98.5
98.56

1.2ACID%≤
0.2
0.2

Beta-naphthol content%≥
0.5
0.51

Water content%≤
0.3
0.28

First melting point°C≥
217
217

Insolubles in NaOH%≤ 0.2 0.19
Ash%≤
0.5
0.48

Company Name :

Tangshan Baotie Coal & Chemical Co., Ltd.

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