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| oakmoss absolute | |
| CAS: 977059-15-6 Use(s): flavor and fragrance agents | |
| oakmoss absolute color reduced | |
| CAS: 977059-15-6 Use(s): flavor and fragrance agents | |
| oakmoss absolute replacer | |
| Use(s): fragrance agents | |
| olive leaf absolute | |
| CAS: 8001-25-0 Use(s): fragrance agents | |
| olive oil absolute | |
| CAS: 8001-25-0 Use(s): flavor and fragrance agents | |
| opoponax absolute (balsamodendron kafal) | |
| CAS: 9000-78-6 Use(s): flavor and fragrance agents | |
| opoponax absolute (commiphora erythraea var. glabrescens engle) | |
| CAS: 8021-36-1 Use(s): flavor and fragrance agents | |
| orange leaf absolute | |
| CAS: 8030-28-2 FEMA: 2820 Use(s): flavor and fragrance agents | |
| orange leaf water absolute | |
| CAS: 8030-28-2 FEMA: 2820 Use(s): fragrance agents | |
| bitter | orangeflower absolute morocco |
| CAS: 8030-28-2 FEMA: 2818 Use(s): flavor and fragrance agents | |
| orangeflower absolute replacer | |
| Use(s): fragrance agents | |
| bitter | orangeflower absolute tunisia |
| CAS: 8030-28-2 FEMA: 2818 Use(s): flavor and fragrance agents | |
| bitter | orangeflower water absolute |
| CAS: 8030-28-2 Use(s): flavor and fragrance agents | |
| origanum majorana absolute | |
| CAS: 84082-58-6 FEMA: 2663 Use(s): fragrance agents | |
| orris rhizome absolute (iris germanica) | |
| CAS: 8002-73-1 FEMA: 2829 Use(s): flavor and fragrance agents | |
| orris rhizome absolute (iris pallida) | |
| CAS: 8002-73-1 FEMA: 2829 Use(s): flavor and fragrance agents | |
| orris rhizome absolute replacer | |
| Use(s): fragrance agents | |
| osmanthus absolute replacer | |
| Use(s): fragrance agents | |
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| osmanthus flower absolute | |
| CAS: 68917-05-5 FEMA: 3750 Use(s): flavor and fragrance agents | |
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