Instructions of preliminary olive oil acidity measurement inside olive oil industry

Instructions of preliminary olive oil acidity measurement inside olive oil industry

1. Fill the bottle of the burette with the “SOLUTION” (blue letters).
2. Press the bottle to fill up the burette. Release the bottle in order to automatically reset the burette.
3. If you see air bubbles in the solution inside the burette, empty it and repeat the process
4. Measure 11 mL of olive oil using the volumetric cylinder.
5. Pour the olive oil into the volumetric (conical) flask.
6. Fill the volumetric cylinder with solution entitled “ΔΕΙΚΤΗ ΕΛΑΙΟΞΥΜΕΤΡΗΣΕΩΣ” (red letters).
7. Shake and empty the solution in the volumetric (conical) flask.
8. Repeat steps 6 and 7 two more times.
9. Pour slowly “SOLUTION” from the burette inside the volumetric (conical) flask, stirring thoroughly until the solution inside the conical flask is colored red.
10. Gradual indication of the burette provides olive oil’s acidity.