On dried milk♦ - 2025

Proficiency testing

Home Proficiency testing Physico-chemistry - On dried 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

moisture determined using any method, fat determined using the gravimetric and butyrometric method, nitrogen determined using the Kjeldahl method, and lactose determined using any method


Number of samples

6 samples with varying amounts of:
- moisture: 2.5 to 5 g/100 g
- fat: 0.5 to 30 g/100 g
- nitrogen: 4 to 6 g/100 g
- lactose: 35 to 55 g/100 g

+ 1 lactose solution at a concentration equivalent to that of milk


Packaging

in 50 g vacuum aluminium bags


Dispatch

in insulated box without ice packs, by express carrier (see regulation for shipping times)


Storage in the laboratory

at room temperature


Validity of the samples

testing must be carried out within 7 days after the date of dispatch


Calendar of dispatch :

 

Sample dispatch 2025/04/28 2025/10/20
Return of results to ACTALIA Cecalait 2025/05/07 2025/10/29

Subscription at least 10 days before each dispatch

Rates

Members Non-members
Registration fees per shipment 68.42 € 102.58 €
Participation fee per tested method 68.42 € 102.58 €


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

  • Moisture
  • Fat : butyrometric method
  • Fat : gravimetric method
  • Total nitrogen
  • Lactose




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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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