ANALYSIS OF OLIVE OILS
The olive oil categories are:
- Extra Virgin Olive Oil
- Virgin Olive Oil
- Lampant,
- Refined Olive Oil
- Raw and Refined Pomace Olive Oil
- And all its legally authorized mixtures.
In the following list, you will be able to see the physico-chemical and organoleptic analysis that we offer:
QUALITY PHYSICOCHEMICAL ANALYSIS IN OLIVE OILS
| ACIDITY (% Oleic Acid) | Volumetry |
| ACID VALUE (mg KOH/g Sample) | Volumetry |
| K270, K232, ΔK (Absorbency in ultra-violet) | Spectrophotometry |
| PEROXIDE VALUE (meq of O2/Kg oil) | Volumetry |
| MOISTURE AND VOLATILE MATTER | Gravimetry |
| INSOLUBLE IMPURITIES IN PETROLEUM ETHER | Gravimetry |
| ALKYL ESTERS (FAMEs+FAEEs) | GC |
| RANCIMAT STABILITY (Oxidative Stability) | Rancimat |
| COLOUR (Scale: CieLab) | Spectrophotometry |
| POLYPHENOLS | Spectrophotometry /HPLC-UV |
| PANEL TEST (Organoleptic assessment of Virgin Olive Oil) | Panel Tasters (Accredited and IOC Recognized) |
| ORGANOLEPTIC OPINION | – |
| 1,2- DIACYLGLYCEROL / 1,3- DIACYLGLYCEROL / RELATION | GC |
| PYROPHEOPHYTINS | HPLC-UV |
| TOCOPHEROL (VITAMIN E) | HPLC- Fluorescence |
| SMOKE POINT | Temperature (ºC) |
PURITY PHYSICOCHEMICAL ANALYSIS IN OLIVE OILS
| WAXES | GC |
| TOTAL STEROL CONTENT | GC |
| STEROL COMPOSITION | GC |
| ERYTHRODIOL AND UVAOL CONTENT | GC |
| 3,5-ESTIGMASTADIENE | GC |
| ΔECN42 (Difference between the actual content and theoretical ECN42 triglycerides content) | HPLC-IR/CG |
| FATTY ACID COMPOSITION | GC |
| TRANS FATTY ACID CONTENT | GC |
| 2-GLYCERYL MONOPALMITATE | GC |
| ALIPHATIC ALCOHOLS | GC |
| UNSAPONIFICABLE MATTER | Gravimetry |
| IODINE INDEX | Volumetry |
| SAPONIFICATION INDEX | Volumetry |
| REFRACTIVE INDEX | Refractometry |
| RELATIVE DENSITY | Picnometry |
| SQUALENE | GC |
CONTAMINANTS IN OLIVE OILS
| HEAVY METALS | ICP-MS |
| MULTIRESIDUE ANALYSIS (PESTICIDES) | GC-MS |
| HALOGENATED SOLVENTS | GC-ECD |
| MINERAL OIL SATURATED HYDROCARBONS (MOSH, mineral oil) | GC |
| AFLATOXINS | Elisa |
| PHTHALATES | GC -MS |
| POLYCYCLIC AROMATIC HYDROCARBONS (PAH) | HPLC – Fluorescence |
| CHLOROPHYL-Cu CONTENT | HPLC-DAD |
| MICROBIOLOGICAL ANALYSIS | Microbiology |
| DIOXINS AND PCB’s | GC -MS |
| 3-MCPD/2-MCPD/GE | GC -MS |
| HEAVY METALS | ICP-MS |
| MULTIRESIDUE ANALYSIS (PESTICIDES) | GC-MS |
| HALOGENATED SOLVENTS | GC-ECD |
| MINERAL OIL SATURATED HYDROCARBONS (MOSH, mineral oil) | GC |
| AFLATOXINS | Elisa |
NUTRITIONAL ANALYSIS IN OLIVE OILS
ELABORATION OF SCIENTIFICO-TECHNICAL REPORTS, TECHNICAL SPECIFICATIONS
We can inform you and perform the analysis requested in the INTERNATIONAL COMPETITIONS such as:
- Mario Solinas Prize,
- Ovibeja Prize
- EVOOLEUM Guide
- Tierra Olivo Prize
- Etc.
See attached list of the International Olive Oil competitions.