Oil of Massoi Bark

Specific gravity at 15715 Optical rotation Refractive index Phenols, per cent 

Oil No. 2 freed from phenols had specific gravity 1.035, and then distilled from 175-240°, mostly between 225 and 230°, and consisted chiefly of safrole. This oil contained in addition to the eugenol, which forms all or nearly all of the phenols, safrole 14 per cent other constituents, principally terpenes, 7 per cent. 

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