Contribution to the standardization of dried extract of Asiatic Pennywort Herb - Tumeric

Studied subjects: dried extract of Asiatic Pennywort Herb - Tumeric, 1kg dried extracts is equivalent 42.5kg fresh materia medica (25kg Centella asiatica and 17.5kg Curcuma longa); The compared compositions contained: content of curcumin 95%, content of asiaticosid 90%. The study provided quality specifications as follows: appearance, loss on drying, the solubility in water and in alcohol, the water-insoluble teside, heavy metals limit, pH, ash, fungus, mould, and microbial limit; phosphorus pesticide residues, qualitative and quantitative determination of triterpene ester glycosides and curcuminoids