Common Name: Lemongrass Botanical Name: Cymbopogon flexuosus (D. C.) Stapf. Source:Cultivated Introduction / Varity of plant / Method of extraction / Distilled organ: Lemongrass oil is obtained by steam distillation of partially wilted leaves of Cymbopogon flexuosus (D. C.) Stapf. 1. Organoleptic Properties Appearance Fluid liquid. Color Deep yellow to orange-brown. Aroma Fresh-grassy lemon-type. 2. Physico-chemical Properties Specific gravity 0.8725 to 0.8965 at 25º C Optical rotation [-] 1.25º to [-] 5º at 25º C. Refractive index 1.4850 to 1.4936 at 25º C Acid number 2 to 10 Ester number 15 to 40 Ester number after acetylation 220 to 260 Solubility Soluble in 0.5 to 1.5 vol. of 80% alcohol Aldehyde content 70 to 85% (Hydroxylamine hydrochloride method)