Rose oil the aromatics unaltered by heat. Because CO is gas at normal atmospheric pressure, it leaves no trace of itself in the final product. The equipment for CO extraction is expensive, which is reflected in the price of the essential oils obtained from the process. It takes a large amount of rose petals to distill a small amount of essential oil. Depending on extraction method and plant species, the typical yield can be approximately 1:3,000. To mitigate the cost, some dishonest dealers will dilute rose oil with geranium ("Pelargonium graveolens") or palmarosa ("Cymbopogon martinii") essential oils, both of which are rich
Ganjam Kewda Flower takes about 1,000 flowers (370 pounds) to produce one ounce of Kewra Ruh. In Ayurveda, the oil is used as a stimulant, and to treat rheumatoid arthritis The Kewra flowers are distillated into sandalwood oil. Kewra Attar has about 3% to 5% Kewra oil, and the remainder is Sandalwood oil. Normally, it is specified in terms of number of flower spikes (10,000 to 15,000) per pound of sandalwood oil, This is the most popular perfume used in India. It is applied behind ears, and used to scent clothes. The perfume is also added to various cosmetics. The fragrant hydrosol (distillate