RHEUM PALMATUM L.   (Polygonaceae)  "Chinese Rhubarb"

3,5,4'-TRIHYDROXYSTILBENE-4'-O-BETA-D-GLUCOPYRANOSIDE  Root

4-(P-HYDROXYPHENYL)-2-BUTANONE-BETA-D-GLUCOSIDE  Root

ALOE-EMODIN  Root

ALOE-EMODIN-8-BETA-D-GLUCOSIDE  Plant

CALCIUM  Rhizome 9,630 - 12,400 ppm

CHRYSOPHANOL  Root 690 - 3,190 ppm

CINNAMIC-ACID  Root

COPPER  Rhizome 6 - 10 ppm

D-CATECHOL  Root

EMODIN  Root

GALLIC-ACID  Root

GLUCOSE  Root

HYPERIN  Root

IRON  Rhizome 100 - 180 ppm

MAGNESIUM  Rhizome 1,980 - 2,560 ppm

MANGANESE  Rhizome 19 - 46 ppm

PHYSCION  Root

PHYSCION-8-O-BETA-D-GENTIOBIOSIDE  Root

PHYSCION-DIGLUCOSIDE  Root

POTASSIUM  Rhizome 6,330 - 21,600 ppm

QUERCITRIN  Root

RHEIN  Root

RHEINOSIDES  Root 12,900 ppm

RHEOSMIN  Root

SENNOSIDE-A  Root 2,000 - 8,740 ppm

SENNOSIDE-B  Root

SODIUM  Rhizome 140 - 175 ppm

TANNINS  Root 50,000 - 100,000 ppm

TETRARIN  Root

ZINC  Rhizome 9 - 10 ppm

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ppm = parts per million
tr = trace