Molecular Formula：C₁₆H₁₆

Molecular Weight：208.30

Appearance: White crystalline powder

Assay( HPLC ): 99% min.

Melting point：285-288℃

Residue on ignition：0.2% max.

Loss on drying：0.5% max.

Water solubility：Insoluble

Packing: 25kg/fibre drum