Puerarin 99.5%

Detailed Product Description

The Puerarin mainly from the roots of legume Pueraria lobata (Wild. ) Ohwi.
English name: puerarin
molecular formula: C21H20O9
molecular weight:416.4
CAS No.: 3681-99-0
structural formula:
Specification:
Appearance: White columnar crystal
puerarin: more than 99.5%
melting point: l87 to l88 Centigrade
Ignition residue: less than 1%
Loss on drying: Less than 1.0%
Heavy metal: Less than 5ppm
Pathogen: Less than 300CPU, Salmonella or Escherichia coli should not be detected.
Mold: Less than 100CPU
Packaging: 0.5kg/bags 1kg/bags