Grade designation | Specific gravity at 270/270C | Optical rotation | Refractive index at 270C** | Solubility in 80% (by volume) Ethyl alcohol | Aldehyde content calculated as Citronellal not less than per cent by weight |
1 | 2 | 3 | 4 | 5 | 6 |
Grade I | 0.8521 to 0.8711 | (-)20to (+)40 | 1.4469 to 1.4589 | Soluble in TWO volumes | 75 |
Grade II | 0.8521 to 0.8711 | (-)20 to (+)40 | 1.4469 to 1.4589 | Soluble in TWO volumes | 70 |
Description and appearance
Indian Eucalyptus oil is the colour less pale yellow or greenish yellow essential oil obtained by water or steam distillation of fresh leaves and terminal branches of Euca- lyptus citriodora and rectified. It shall be clear free from sediment ,suspended matter ,separated water and possess the characteristics aromatic camphoraceous taste followed by sensation of cold. The Eucalyptus oil shall satisfy The test requirement s for phellandrene***It shall be free from admixture of any other oil or substance.