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Dong Quai P.E.
CERTIFICATE OF ANALYSIS

DONG QUAI Powdered Extract

   DATE: AUG. 6,2003
Item Specification RESULT
Batch No.   DQE030667
Quantity   300KILOS
Outer appearance Light Yellow powder Complies
Particle size 100% pass through 60mesh 60mesh
Carrier None Complies
Extraction solvents Ethanol and water Complies
Loss on drying 5% Max. 4.50%
Ash (3h at 600℃) <10% 3.40%
Heavy Metals <10ppm <10ppm
Arsenic <2ppm <2ppm
Bulk Density 45~65g/100ml 60g/100ml
Ferulic Acid ( by HPLC) >=0.1% 0.11%
Ligustilides (by HPLC) >=1.0% 1.06%
Total Bacteria Count 1000cfu/g Complies
Fungi 100cfg/g Complies
Salmosella Negative Negative
E.Coli Negative Negative
Tested date:   April 2,2002
Quality control   ZCM

ADDR.: 68 Shan Xi Road, Suite 10-I# Yi-He Mansion, NanJing, China
TEL.:(0086-25)83243292; 83247202 FAX:(0086-25) 83241647; 83313786
Email:cmzhang@phyto-spring.com / cmzhang@jsmail.com.cn / phyto2spring@yahoo.com