Peppermint oil is a colorless or yellowish clear liquid. It has a special cool fragrance, with the first spicy taste and the last cool. The color changes gradually after being stored for a long time. It is often used to drive away mosquitoes and relieve fatigue.
Menthol in peppermint oil is I-type, colorless and transparent crystal. The boiling point of I-menthol is 216 ℃, the melting point is 42~43 ℃, the relative density is 0.9007, and the refractive index is 1.4610. Menthol oil is a light yellow transparent liquid with.
Peppermint oil has a cool and pungent taste, and can be used as a wind expelling medicine, an aromatic stomach strengthening medicine, and a cooling and surface relieving medicine. Menthol can be oxidized to produce menthone, and menthol can be used in medicine to make pastilles, cooling oil, pain relievers, gargles, etc. Menthol oil can be used for refining menthol, and can also be directly used as the spice of beverages and toothpastes.
Specification of Peppermint oil CAS 8006-90-4
Item |
Standard |
Appearance |
Light yellow liquid |
Density |
0.9 g/mL at 25 °C(lit.) |
Assay, % |
≥98.0 |
Melting point, ℃ |
215 °C(lit.) |