Testing of essential oils
| Indicator | Testing method |
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Microbiological indicators |
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| Total Aerobic Microbial Count (TAMC) | Eur.Ph 2.6.12 |
| Total Combined Yeasts/Moulds Count (TYMC) | Eur.Ph 2.6.12 |
| Enterobacteriaceae | Eur.Ph 2.6.13 |
| Escherichia coli | Eur.Ph 2.6.13 |
| Salmonella spp / Salmonella | Eur.Ph 2.6.13 |
| Pseudomonas aeruginosa | Eur.Ph 2.6.13 |
| Staphylococcus aureus | Eur.Ph 2.6.13 |
| Clostridia | Eur.Ph 2.6.13 |
| Candida albicans | Eur.Ph 2.6.13 |
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Depending on the specifics of the test it is possible that the microbiological indicators be identified upon methods set out in section “Testing of cosmetics “ |
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Physicochemical indicators |
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| Determination of phenols | БДС ISO 1272 |
| Chromatographic profile | БДС ISO 11024-1, 2
БДС ISO 22972; БДС ISO 7609 |
| Chromatographic profile of lavender oil
Limonene, 1.8-Cineole, 3-Octanone, Camphor, Linalool, Linalyl acetate, Terpinene-4-ol, Lavandulyl acetate, Lavandulol, Alpha terpineol |
Eur.Ph (1338) |
| Determination of ester value | БДС ISO 709 |
| Determination of residual benzene | БДС ISO 14714 |
| Water content by Karl Fischer | БДС ISO 11021 |
| Acid value | БДС ISO 1242 |
| Determination of the relative density 20 °C | БДС ISO 279 |
| Refractive index | БДС ISO 280 |
| Determination of residual solvents in essential oils
Acetone, Ethanol, Chloroform and other |
Eur.Ph |
| Identification of Allergens ins essential oils and substances | Eur.Ph |
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Depending on the components of the essential oil the price of chromatographic analysis is calculated. TC GLOBALTEST has reference materials in storage for some oils because of their high price! For particular oil, please make an inquiry |
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