AVOCADO OIL EXTRACTION WITH APPROPRIATE TECHNOLOGY FOR DEVELOPING-COUNTRIES

被引:17
|
作者
BIZIMANA, V [1 ]
BREENE, WM [1 ]
CSALLANY, AS [1 ]
机构
[1] UNIV MINNESOTA,DEPT FOOD SCI & NUTR,1334 ECKLES AVE,ST PAUL,MN 55108
关键词
AVOCADO; CACO3; CASO4; CENTRIFUGATION; EXTRACTION; HEATING; OIL; YIELD;
D O I
10.1007/BF02542610
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Some published procedures for extraction of oil from avocado fruit mesocarp tissue were compared and modified for the purpose of creating applicability in developing countries. Highest recoveries were obtained at a 5:1 water-to-avocado ratio, pH 5.5 and centrifugal force of 12,300 X g. Addition of 5% CaCO3 or CaSO4 allowed extraction without organic solvents. The relationship was linear between heating temperature (75-98-degrees-C) and the time for oil release from slurries. Gravity setting for four days at 37-degrees-C followed by centrifugation improved oil yield. Optimal oil recoveries were 70-80%.
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页码:821 / 822
页数:2
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