MATERIALS AND METHODS
Kiwi fruit and orange were obtained from local market and peeled after washing by tap water. Kiwi fruit sliced oriental in pieces whit 1 centemetere thickness and 3 centemeter in diameter same shape of orange slices obtained but 7 centimeter in diameter. Sucrose as a common osmotic agent was used to prepare osmotic solutions in 3 different concentration: 40, 55 and 70% (w/w).