Properties: white or milky white crystal, odorless, slightly bitter taste, insoluble in water, soluble in ethanol, ether, acetone, propanol, slightly soluble in chloroform and benzene.

Molecular formula: C19H30O5
Molecular weight: 338.4385
Density: 1.112 g/cm3
Melting point: 96-99 ℃
Boiling point: 521.7°C at 760 mmHg
Flash: 180.3 ° C
Water soluble: practically insoluble
Steam pressure: 1.67E-11mmHg at 25°C

An important antioxidant preservative in food industry can keep the color and natural flavor of food, prolong the shelf life, and has no toxic or side effects. In food industry, it is mainly used in meat products, fruits, vegetables, canned food, jam, beer, soda, fruit tea, juice, wine and so on.