Control measures of color value in apple juice concentrate;

Study on enhancing and conserving the color value of apple juice concentrate using different resin.

The capacity and production of Chinese apple juice industry is the largest in the world,is more than 60% of the total apple juice concentrate quantity.

The result showed that: The concentrated apple juice of Golden Delicious, Jiguan, Weijin which polyphenols was less.

Advances in study on post-haze in apple juice concentrate;

Determination of protein in apple juice concentrate production by Coomassie Brilliant Blue G-250 Method;

Formation principle of and control on haze in apple juice concentrate;

Isolation of osmophilic yeasts from concentrated apple juice and optimization of their incubation conditions;

Browning of concentrated apple juice and its control methods;

Study on browning control in the production of concentrated apple juice;

Absorption of polyphenols in apple juice concentrate by ion exchange fiber[JP];

Study on factors influencing fumaric acid in apple juice concentrate;

Study on isolation and detection of thermo-acidophilic bacteria in apple juice concentrate;

Determination of Potassium,Sodium,Calcium,Magnesium,Phosphorus,Iron,Zinc,Copper and Lead in Apple Juice Concentrated by ICP-AES;