Peppermint, one of the largest spice plants, is cultivated in China. Peppermint oil is the important raw materials for medicine, candy, tobacco, alcohol, beverages and other industries. Our peppermint oil has high internal quality. The ratio of menthone and different menthone is more than 2, and the alcohol content of new peppermint is less than 3%. It is a colorless or pale yellow liquid with special cool scent and sharp taste at beginning then cold. It is can be mixed with ethanol, chloroform or ether at random.
| ITEM | STANDARD |
| Appearance | Slightly Yellow Clear Liquid |
| Odor | Characteristic Odor Of Menthol Arvensis Peppermint Oil |
| Optical rotation(20℃) | -28°–16° |
| Specific Gravity(20/20℃) | 0.888-0.908 |
| Refractive Index (20℃) | 1.456-1.466 |
| Solubility(20℃) | 1 Volume Soluble In 3.5 Volumes Of 70% (V/V) Alcohol, Forming A Clear Solution |
| Total Menthol >= % | 50 |
| L-Menthol (By GC) % | 28-40 |
| Acid Value =< % | 1.5 |