Butyric Clostridium spores in raw milk - 2026

Proficiency testing

Home Proficiency testing Microbiology - Butyric Clostridium spores in raw milk - 2026

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 positive cold


Dispatch

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


Storage in the laboratory

recommended 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 2026/01/05 2026/03/31 2026/10/05 2026/11/02
Return of results to ACTALIA Cecalait 2026/01/19 2026/04/14 2026/10/19 2026/11/16

Subscription at least 10 days before each dispatch

Rates

Members Non-members
Registration fees per shipment 78.18 € 117.24 €
Participation fee per tested method 78.18 € 117.24 €


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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