Chemical Name：trans-3，4‘，5-Trihydroxystilbene-3-O-β-D-glucosideresveratrol-3-O-β-D-glucoside
CASNo.：65914-17-2
Molecular formula：C20H22O8
Molecular weight：390.40
Specification：99% HPLC
Source：Polygonum cuspidatum
Appearance：White fine powder.
Analysis
Specification
Results
Assay(By HPLC)
Polydatin >98%99.15%
Chemical Control
Identification
:
Verfied
Sulphated Ash
:
<1%
0.48%
Heavy metals
:
<10ppm
Complies
Pesticides
:
Negative
Negative
Physical Control
Appearance
:
Fine Powder
Complies
Color
:
White
Complies
Odor
:
Characteristic
Complies
Taste
:
Characteristic
Complies
Mesh Size
:
100% through 80 mesh
Complies
Loss On Drying
:
<5%
0.53%
Microbiological
Total Plate Count
:
<1000CFU/gm Complies
Yeast & Mold
:
<100CFU/gm
Complies
Salmonella
:
Negative
Negative
E.Coli
:
Negative
Negative
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