Butyric Clostridium spores in raw milk - 2025

Proficiency testing

Home Proficiency testing Microbiology - Butyric Clostridium spores in raw milk - 2025

Methods / Analytes

free choice, a MPN method is recommended


Number of samples

- 10 samples containing between about 0 and 10 000 spores/l

- 1 vial of water to control the temperature of the samples at reception


Packaging

sterile 60 ml screw-capped vials with airtight seals


Preservation

samples without preservative, storage at 3 (±2) °C


Dispatch

in IATA certified secondary packaging, in insulated box with ice packs by express carrier (see regulation for shipping times)


Storage in the laboratory

at 3 (±2) °C


Validity of the samples

analyses must be carried out within 4 days after the date of dispatch


Calendar of dispatch :

 

Sample dispatch 2025/01/06 2025/03/31 2025/09/29 2025/11/03
Return of results to ACTALIA Cecalait 2025/01/20 2025/04/14 2025/10/13 2025/11/17

Subscription at least 10 days before each dispatch

Rates

Members Non-members
Registration fees per shipment 77.02 € 115.51 €
Participation fee per tested method 77.02 € 115.51 €


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

  • Butyric clostridium spores




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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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