Specifications colorless prism shape crystal , with special fragrance of peppermint

DL- menthol  Form: colorless prism shape crystal , with special fragrance of peppermint             Melting point: 41 -44°C                                                  Refractive index: 1.4560—1.4660                                              Optical rotation: -0.2°— +0.2                                                Nonvolatile matter: ≤1mg                                                   Distinction: (1)positive reaction                                                                  (2)positive reaction                                                 Content: with menthol more than 97%