ITEM

SPECIFICATION

PHYSICAL TESTS:

APPEARANCE

WHITE FINE POWDER

AROMA

CHARACTERISTIC

TASTE

CHARACTERISTIC

PLANT USED

POLYGONUM CUSPIDATUM(HU ZHANG)

PARTICLE SIZE

100% THROUGH 80MESH

EXTRACT SOLVENTS

WATER AND ETHANOL

CHEMICAL TESTS:

RESVERATROL (BY HPLC)

NOT LESS THAN 99%

CARRIERS USED

NONE

HEAVY METALS

< 10PM

ARSENIC

< 1PPM

LEAD

< 2PPM

CADMIUM

<1PPM

MERCURY

<0.1PPM

LOSS ON DRYING

<2%

SULFATED ASH

<1.5%

MELTING POINT:

254 TO 258 CELSIUS DEGREE

STERILIZATION METHOD

HIGH TEMPERATURE AND PRESSURE

PESTICIDE RESIDUE (GC)

666

<  0.1 PPM

DDT

ACEPHATE

<  0.1 PPM

<  0.1 PPM

METHAMIDOPHOS

<  0.1 PPM

PARATHION

<  0.1 PPM

PCNB

<  10 PPB

MICROBIOLOGICAL TEST

TOTAL PLATE COUNT

< 1000CFU/G

YEAST AND MOLD

< 100CFU/G

SALMONELLA

NEGATIVE

E.COLI

NEGATIVE

STAPHYLOCOCCUS

NEGATIVE

P.AERUGINOSA

NEGATIVE