| Sr No | Products | Odour Classification |
| 436 | O.T.B.C.H | Powerful, Minty, Camphoraceous, Pine Woody And Patchouli Like. |
| 437 | O.T.B.C.H.A | Powerful, Fresh, Fruity, Woody, Apple Like Character. |
| 438 | Oakmoss Abs.Yougo Green | Woody, Earthy, Natural Moss, Characteristic Oakmoss. |
| 439 | Ocimene | Citrus,Lime, Fresh Terpine-Like. |
| 440 | Octyl Butyrate | Green herbaceous reminiscent of galbanum |
| 441 | Okumal | Woody, Ambery, Tobacco, Musky. |
| 442 | Oncidal | Aldehydic, Floral, Fruity, Watery, Muguet, Linden Blossom. |
| 443 | Onion oil | Strong pungent sulfuraceous. |
| 444 | Opoponax Oil | Balsamic, Woody, Aromatic, Slightly Spicy. |
| 445 | Orange 5 fold / 10 fold / 20 fold | Fresh, Citrus, Floral, Characteristic Sweet Orange Peel. |
| 446 | Orange Oil | Citrus, Floral, Orange Flower. |
| 447 | Oranger Crystals | Sweet, Floral Fruity, Orange Blossom Powdery, Neroli. |
| 448 | Orris root Oil/Concrete | Mild ,Woody, Orris-Rooty, Balsamic Apsect. |
| 449 | Osyrol | Woody- sandal like with floral sweetness. |
| 450 | Ozonil | Strong fruity reminds of orange mandarin |