Sell polydatin @China (Mainland)

Product:Polydatin(Piceid)
Used Part: Root of Polygonum cuspidatum sieb.et zucc.
Appearance: White fine powder
Assay (by HPLC) 99%
Molecular Formula: C20H22O8
Molecular Weight: 390.40
Pharmacology: Anti-bacterial function and Anti-virus function
ially using in curing the lightly or moderate older stupid sickness.