Gum Turpentine Oil (Pine oil) Items Gum Turpentine oil Commercial alpha pinene Appearance Transparent white liquid Transparent white liquid Density at 15 Deg.C 0.856 0.856 Alpha pinene content 47-50% 75-80% Beta pinene content 1.0% min 1.0% min Refractive index at 20 Deg.C 1.46 1.46 Acid 0.7 – 1.4 Mg KOH/g 0.7 – 1.4 Mg KOH/g […]