... 1.Medicinal, Cosmetic Grade. 2.cineole 15%, 45% terpineol, 3.competitive price,super quality 4.prompt delivery Pure Tea Tree ... from the leaves of tea tree . The initial tea tree oil is extracted by steam distillation ... ,and refined processing. Tea tree oil as a natural fragrances, fungicides, ... 0.938 0.915 Refractive Index 1.4710-1.4892 1.4775 optical Rotation +1°- +15° +7° Acid ...