Molecular formula: C10H8
Molecular weight: 128.17
CAS NO.: 91-20-3
Appearance: white flake or powder crystal
crystallization point: ≥ 79.6 ºC (first grade), ≥79.3 ºC (second level)
invalatile substance: ≤ 0.02
ash: ≤ 0.006(first grade), ≤0.008(second level)
vitriol reaction standard colour comparison: 4No. Max
Melting point: 79-82 ºC
Boiling point: 218 ºC
Density: 0.99
Flash point: 78 ºC
Packing: 25KG plastic weaving bag or paperboard barrel
Use: dye intermediates and mothball
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