Appearance Colorless to light yellow liquid; cool and refreshing aroma with some smell of camphor
Relative density (20/20℃) 0.921~0.924
Refractive index(20 ℃) 1.455~1.460
Specific optical rotation (20℃) -5°~ +5°
Arsenic(based on As) 3ppm max
Melting point 179℃
Solubility Soluble in 50% ethanol
Heay metal(based on Pb) 10ppm max
Assay 99.0% min