The major components were alpha-pinene Major constituents described for the oil are a -pinene, 1,8-cineole and camphor Bauer et al. There was no influence of the year of harvest in the chemical composition or other characteristics of the oils. The continuous and rapid flow of bubbles in the wide capillary was taken as boiling point. Taking the data for these properties, Brazilian rosemary oils showed a mean refractive index of 1. In relation to samples from other world zones, Brazilian oils were closer to those from France and Italy Tewari and Virmani, ; Chalchat et al..
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