We are professional manufacturer on Resveratrol and Polydatin products. We have been engaged in Resveratrol and Polydatin products for over 6 years and have sold tons of Resveratrol and Polydatin products. We assay our Resveratrol and Polydatin by HPLC using Sigma Resveratrol 98% and Polydatin 98% as our reference substance. At the same time we also product GUANYU (TM)Resveratrol98%，95%,50% and Polydatin 98%，90%,50%.
Following are the specification of Resveratrol(98%) and Polydatin(98%)
Resveratrol(98%)
Product Name: Resveratrol
Botanical Name: Polygonum cuspidatum Sieb. et Zucc.
Plant Part: root
Assay(by HPLC):98%
Appearance: White Fine Powder
Odor: Characteristic
Sulphated Ash:<1%
Heavy metals: <10PPM
Pesticides: Negative
Mesh Size: 80Mesh
Loss on Drying:<2%
Total Plate Count:<1000CFU/gm
Yeast&Mold:<100CFU/gm
Salmonella: Negative
E.Coli: Negative
Storage: Cool and Dry
Shelf life:18 Months
Polydatin(98%)
Product Name: Polydatin
Botanical Name: Polygonum cuspidatum Sieb. et Zucc.
Plant Part: root
Assay(by HPLC):98%
Appearance: White Fine Powder
Odor: Characteristic
Sulphated Ash:<1%
Heavy metals: <10PPM
Pesticides: Negative
Mesh Size: 80Mesh
Loss on Drying:<2%
Total Plate Count:<1000CFU/gm
Yeast&Mold:<100CFU/gm
Salmonella: Negative
E.Coli: Negative
Storage: Cool and Dry
Shelf life:18 Months
If the above products be of interest to you, please don? hesitate to contact us for details.
Contacter： Mr. Cao
GUANYU BIO-TECHNOLOGY CO., LTD
Add : 1002 Lvyuan Building, Weiguo road, Chang?n District ,Xi?n China
Tel.：0086-29-88907599
Cell phone:13319221360
Fax ：0086-29-85658727
Pc： 710100
E-mail ： yewes@hotmail.com