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Physicochemical properties of cinnamon(Sangal., 2011 [1]).
| Parameter | Leaf oil | Bark oil |
|---|---|---|
| Specific gravity (20°C) | 1.030–1.050 | 1.010–1.030 |
| Optical rotation (°) (20°C) | 1°96′–0°40′ | Slightly laevorotatory |
| Refractive index (20°C) | 1.529–1.537 | 1.573–1.591 |
| Aldehyde content | 4% | 65–76% |
| Eugenol content | 77.3–90.5% | 4–10% |
| Solubility characteristics | Soluble in 1.5 volumes of 70% alcohol | Soluble in 2.0–3.0 volumes of 70% alcohol |
