Spices and Condiments (1+1)

Extraction of essential oil and adulterants

Extraction of essential oil and adulterants
Commercial coriander oil is prepared by steam distillation of the mature, dried fruits. The yield of the essential oil obtained varies from 0.88 to 0.92%. The commercial volatile oil is extensively adulterated with sweet orange oil, turpentine and anethole or aniseed oil or cedar wood oil.

Value-added products
The oil of the coriander grains is a valuable ingredient in perfumes. Its soft, pleasant and slightly spicy note blends into scents of oriental character. Decydenyde (0.1% volatile oil) is also used in perfumery.
Good quality oleoresin is extracted from coriander seeds. The oleoresin is used for flavouring beverages, pickles and sweets. Soluble coriander is prepared by properly blending and dispensing a minimum of 3% of the total extractives of coriander on a soluble, dry, edible carrier.