Dam Sao Mai, Nguyen Thi Thuan, Le Thi Nhu Trinh, Ta Thi Nguyen Trinh, Trinh Xuan Ngo
Abstract:Purple Bougainvillea is grown in everywhere in Vietnam. Especially in the South of Vietnam, purple Bougainvillea is in flower in all year. Betacyanin which is extracted from flowers of this tree is an atural color. This pigment can be applied in the food processing industry. Our research is focusing on the optimality of the pigment extraction from purple Bougainvillea of Vietnam and survey the stability of this pigment in different condition. The experiments showed that when the solvent is water use for betacy…
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