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
Source：Polygonum cuspidatum
Appearance：White fine powder.
item
Appearance：
Color：
Odor：
Assay (HPLC )：
Loss on drying：
Residue on ignition：
Heavy metal：
Total Plate：
Yeast&Mold：
Salmonella：
E.Coli：
test result
Powder
White
Characteristic
≥99.0%
≤5.0%
≤0.5%
≤10PPM
<1000CFU/g
<100CFU/g
Negative无
Negative无
result
Complied
Complied
Complied
99.2%
3.2%
0.2%
Complied
Complied
Complied
Negative
Negative
Conclusion：Conform with Specification
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