Polar bear brand Menthol crystal

 L-menthol

(Polar Bear Brand)

C10H20O    Mol. Wt. 156.27

2-isopropyl-5 methyl-hexanol

Color and Appearance: Colorless, transparent hexagonal or needlelike crystals.

Specifications:

     Assay:                  ≥99%

Melting point:            41-43

     Non volatile matter:         ≤0.05%

     Solubility:              1g sample can be dissolved in 5ml of 90%(V/V) alcohol, forming a clean solution.

     Specific rotation:          -49-50°25

    Arsenic content:            ≤0.0003%

    Heavy metal (as Pb):        ≤0.001%

Odor and Uses:       Having characteristic odor of natural menthol.

                    It is widely used in pharmaceutical, food cigarette, tooth-paste and cosmetic.

Packing and Storage:   25/fiber board drums; 2.5/tin.

                    Store in closed containers. Keep in a cool and dry place below 33 degree room temperature. Quality guarantee term: 12 months.

N.B.:               According with the BP.93 edition,  the USA.XX edition and the FCC. edition and Chinese Pharmacopoeia 2000 edition.