Oragnoleptic properties

Specification

Appearance

Colourless to pale yellow  liquid

Odour 

Pleasant, characteristics mentha odour

Solubility

Insoluble in water, soluble 1 vol. of solute in 3vol. of solvent (96%)

Physical Characteristic

Refractive index @ 20 ^oC

1.440 to 1.469

Specific gravity @ 25 ^oC

0.845  to 0.925

Optical rotation

-26.5 to -38

Acid value

NMT 2.00mgKOH/gm

Water content

0.30% Max

Chromatographic Analysis:%

L-Menthol

Menthyl acetate

70.0 Min

2.05 to 8.5