On cheese - Grated hard cheese♦ - 2025

Proficiency testing

Home Proficiency testing Physico-chemistry - On cheese - Grated hard cheese♦ - 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

dry matter determined using any method, fat determined using the butyrometric and gravimetric method, nitrogen determined using the Kjeldahl method or any alternative method, calcium and chloride determined using any method


Number of samples

6 samples with varying amounts of:
- fat: 15 to 35 g/100 g
- dry matter: 50 to 70 g/100 g
- nitrogen: 3.5 to 5 g/100 g
- chloride: 0.2 to 1.2 g/100 g
- calcium: 0.6 to 1.1 g/100 g


Packaging

in 70 to 80 g of partial vacuum polyethylene bags


Preservation

addition of 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 7 days after the date of dispatch


Special conditions

International delivery by international carrier :

In Europe: shipping time: 1 to 3 days depending on the consignee’s country and town

Intercontinental delivery: shipping time is 1 to 4 days depending on the consignee’s country and town, and time before dispatch may take up to 7 days, the time necessary to obtain customs documents

On condition for the dispatch to certain destinations, please contact us concerning this point.


Calendar of dispatch :

 

Sample dispatch 2025/05/19 2025/11/24
Return of results to ACTALIA Cecalait 2025/05/27 2025/12/02

Subscription at least 10 days before each dispatch

Rates

Members Non-members
Registration fees per shipment 69.1 € 103.61 €
Participation fee per tested method 69.1 € 103.61 €


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

  • Dry matter
  • Fat : butyrometric method
  • Fat : gravimetric method
  • Total nitrogen
  • Calcium
  • Chloride




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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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