Title: Oil of Marjoram
Literature References: Volatile oil from Origanum marjorana L., Labiatae. Constit. About 40% terpenes, chiefly terpinene; d-terpineol.
Properties: Yellow or greenish-yellow liquid. d1515 0.888-0.912. aD20 +13 to +18°. Insol in water; sol in 2 vols 80% alcohol; sol in chloroform, ether.
Optical Rotation: aD20 +13 to +18°
Density: d1515 0.888-0.912
Use: In perfumes and microscopy.