Uses and Advance Studies:
Celery seed oil is said to have a sedative and tonic effectr upon the central nervous system, hence the use of celery seed oil in nerve tonics. The principal use of this oil, however, is in the flavouring of all kinds of food prducts-canned soups and meats, sauces, and particularly in the flavouring of the popular celery salts, celery tonics, and culinary sauces. Celery seed oil is one of the most valuable flavoring agents, imparting warm, aromatic, and pleasing notes to food products. It prevent rheumatism and gout. Used in bronchitis asthma and to some extant in liver and spleen disease (Nadkarani, ***4). 

Main constituent:
d-Lemonene, β-Selinene, α-Selinene, N-Butylphthalide , Lingustilide. 
Physico Chemical Properties:
COLOR = Colorless to light yellow
REFRACTIVE INDEX at *5°C = 1.***0 to 1.***0
SPECIFIC GRAVITY at *5°C = 0.**0 to 0.**5
OPTICAL ROTATION = **0° to **0°
ACID No. = Upto 5.
FLASH POINT = *6°C