Appearance£ºYellow crystalline powder

Assay£º98.0%-102.0%

Melting point£º171¡æ-175¡æ

Identification£ºIR&UV

Positive reaction£ºComplies

Related substances£ºComplies

Loss on drying£º0.50%max

Residue on ignition£º0.10%max

Heavy metal£º10ppm max