Lipolysis in raw milk♦ - 2025

Proficiency testing

Home Proficiency testing Physico-chemistry - Lipolysis in raw milk♦ - 2025

Introduction

The proficiency testings and criteria marked with an are covered by the « accréditation n° 1-2473, comparaisons interlaboratoires, portée disponible sur www.cofrac.fr »/« n° 1-2473 accreditation, interlaboratory comparisons, scope available on www.cofrac.fr », and detailed flexible scope available there


Methods / Analytes

lipolysis by BDI  method and copper soap  (CSM) method or other methods


Number of samples

10 samples with free fatty acid content ranging from 0.25 to 1.2 meq/100 g fat or from 0.15 to 0.50 meq/l of milk


Packaging

30 ml (CSM) and 60 ml (BDI) polyethylene screw-capped vials with airtight seals


Preservation

pasteurisation, addition of colorless Bronopol to the samples (final concentration: 0.02 %)


Dispatch

in insulated box with ice packs by express carrier (see regulation for shipping times)


Storage in the laboratory

at 4 (± 2) °C


Validity of the samples

testing must be carried out within 6 days after the date of dispatch


Calendar of dispatch :

 

Sample dispatch 2025/03/18 2025/06/17 2025/09/16 2025/12/16
Return of results to ACTALIA Cecalait 2025/03/28 2025/06/27 2025/09/26 2025/12/26

Subscription at least 10 days before each dispatch

Rates

Members Non-members
Registration fees per shipment 73.1 € 107.7 €
Participation fee per tested method 73.1 € 107.7 €


Special conditions :

  • For groups from 10 to 24 participating laboratories: 10 % discount,
  • For groups from 25 participating laboratories: 15 % discount

Payment conditions :

within 1 month of receiving invoice

Formulas

  • BDI
  • Copper soap




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Contact us

ACTALIA Cecalait

Rue de Versailles
BP 70129
39801 POLIGNY CEDEX
FRANCE

Tel : +33 (0)3 84 73 63 20
Fax : +33 (0)3 84 73 63 29

cecalait[at]actalia.eu

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