AN IMPROVED PROCESS FOR THE EXTRACTION OF BETA CYANIN DYE FROM BETA VULGARIS

摘要

An improvr-d process for the extraction of betacyanin dye from Beta vulqarls which comprises chopping beet root,dipping in polar solvents such as ethyl alcohol, methyl alcohol, propyl alcohol or th^ir mixture op¬tionally in presence of water or acidic w.Ttor, removing the solvent under vacuum -t temperature 30-40 C to obtain dye contain i rr- hnt