Articles
STABILITY OF ANTHOCYANIN EXTRACTED FROM SAFFRON (CROCUS SATIVUS L.) PETALS IN A MODEL BEVERAGE
Article number
850_42
Pages
247 – 250
Language
English
Abstract
The saffron petals anthocyanin was extracted by a solvent mixture containing 95% ethanol + 1/10 N hydrochloric acid (85:15), followed by filtration and concentration using a rotary vacuum evaporator at 40°C. concentrated anthocyanins solution was incorporated in model beverage consisting of sucrose in citrate buffer at pH≠2.8. It was kept at 4 and 20°C under dark and light conditions for 100 days.
The stability of color was determined by pH-differential method at 20 days intervals.
The results indicated that the half life of anthocyanin at 4, 20°C under dark and or 20°C under light was 310, 45 and 30 days, respectively.
The stability of color was determined by pH-differential method at 20 days intervals.
The results indicated that the half life of anthocyanin at 4, 20°C under dark and or 20°C under light was 310, 45 and 30 days, respectively.
Publication
Authors
A. Hemati Kakhki
Keywords
by-product, natural color, saffron, stability
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