CAS RN: 69-72-7
EINECS No.: 200-712-3
Molecular formula: C7H6O3
Molecular weight: 138.12
Properties: Appearance white needle-like crystal or monoclinic prisms, spice odor.
Melting point: 159℃
Boiling point: 211℃
Relative Density: 1.443
Solubility: slightly soluble in water, soluble in acetone, turpentine, ethanol, ether, benzene, and Chloroform.
Uses: pharmaceutical industry for manufacturing antipyretic, analgesic, anti-inflammatory, diuretic drugs; in dyes industry, it can be used in making azo direct dyes and acid mordant dyes, or used in perfume.
| ITEMS |
INDEX |
TEST RESULTS |
| APPEARANCE |
Crystal powder in pale pink to pale brown |
light pink to shallow brown |
| ASSAY |
≥99.0 |
99.20 |
| MELTING POINT,℃ |
≥157.0 |
157.2 |
| WATER% |
≤0.5 |
0.40 |
| FREE PHENOL |
≤0.20 |
<0.20 |
| SULFATES |
≤0.5 |
0.27 |
| ASH |
≤0.3 |
<0.3% |
| Alkali non-soluble matter |
≤1.0 |
<1.0 |
|
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