Interlaboratory Practice Brochure
Download the program Interlaboratory Practice 2017-2018
The providers of the ILP 2017-2018
Interlaboratory Practice 2017-2018

UILI Announces Interlaboratory Practice

The organization of Interlaboratory Practices is one of the most important contributions of UILI for its members and it is open to the participation of all the laboratories world-wide.

Challenge your lab in a true global laboratory comparative study
Our 2017-2018 Interlaboratory Practice Program will focus on 8 different materials. The methods of testing for each lab are free.

Call for participants
See the attachment for more information about the Interlaboratory Practice or download this document. You can subscribe on the Interlaboratory Practice by filling in this form or e-mail to

Global proficiency testing schemes
The UILI ILP for 2017-2018 comprises the following eight programs:

  • 14th UILI ILP 2017: Phosphate, Silicate and Nitrate in water
  • 15th UILI ILP 2017: pH, Density, Alcoholic Strength, Total Acidity and Total Sugars in wine
  • 16th UILI ILP 2017: Dimensional Stability during laundering and domestic drying, Force by Traction and lengthening at rupture point, Abrasion Resistance – Martindale in textiles
  • 17th UILI ILP 2017: Conductivity, settleable solids, Solid soluble sulfides, COD, BOD, Hydrocarbons, Coliforms, Detergents, Phenolics and Metals in river water
  • 18th UILI ILP 2018: Cations and Anions in Natural water
  • 19th UILI ILP 2018: Bituminous mixture and bitumen
  • 20th UILI ILP 2018: Esterols, Erythrodiol + Uvaole, Wax, Acidity, Peroxide index, UV spectrophotometric test, Delta ECN 42 and insoluble impurities in olive oil
  • 21th UILI ILP 2018: Total energetic value (calories), Carbohydrates, Proteins, Total fat, Saturated fat, Trans fat, Dietary fiber, Ash, Total volatile loss by drying at 105 ºC, Iron, Sodium, Calcium, Phosphorus in corn flour
The participation fee for each ILP is € 300 for non-members and € 200 for members of UILI (excluding sample logistics costs).

Method of participation
Please send an e-mail to to let us know if you would like to participate in one of the ILP programs and we will send the full information to you. You can also register at our website.

We hope that our ILP will meet your expectations and will make an important contribution to the international comparability of analytical results.
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