Neem is a medicinal herb that is native to the Indian subcontinent. Neem leaves have been widely used in Ayurveda and traditional medicine. The essential oil obtained from neem also has valuable medicinal properties. The active antioxidants in neem oil are azadirachtin and nimbin, which give neem oil its medicinal qualities. Colour Brown colored viscous liquid Odour Garlic Repulsive Refractive Index @ 40ºC 1.4612-1.4624 Specific gravity @ 20ºC 0.88-0.93 Iodine Value 67.0-76.0 Sap. Value 160-203 Unsap. Value 0.8-20.3% Azadirachtin by HPLC (A+B) 100-250 PPM