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Somatic cell count in raw milk

[Recuento de células somáticas en leche cruda]

EPTIS factsheet 512185 | Last revision 2018-11-05 | URL: https://www.eptis.bam.de/pts512185 https://www.eptis.bam.de/pts512185

PT provider
PT provider LACM/División de Metrología LACM/División de Metrología
Based in Chile
Language(s) Spanish
Remarks Objectives: - Evaluate the participating laboratories that perform somatic cell counts in raw milk by the fluoro-opto-electronic instrumental method, especially in the flow cytometry alternative, comparing their results with an assigned value that meets the requirements established by IDF Bulletin 469/2013 - The assigned values ​​will be based on the SCC of a milk with high cell content, and obtained from the weighted average 50/50 of the robust average of the instrumental results of the participants and the average of RMD results obtained by two analysts - The PT will include 3 different items with SCC in the range of 200 cells / μL to 850 cells / μL - The reproducibility established in ISO 13366-2: 2008 (E) / IDF 148-2: 2008 (E) for the instrumental method is set as the standard deviation for proficiency assessment - The PT items will be prepared by concentration of milk cells, preparation of a milk with high SCC and dilution of this milk with another of very low SCC
Product groups Agriculture
Food and drink
Testing fields Microbiology
Technical details
Test item Tested property Testing method
Raw milk (cow) Somatic cell counting ISO 13366-1
ISO 13366-2
Aims of the PT scheme
Target group of participants Laboratories performing milk and dairy product analysis in Chile
Linked to specific legislation / standards
Additional, subsidiary aims
Number of participants 7 to 9
Accredited or otherwise reviewed by a 3rd party

Accredited by Entidad Mexicana de Acreditación (ema) acreditación N°PEA-ENS-14 on the basis of ISO 17043:2010

Operation is commissioned / requested by No
Fees and frequency
Participation fee Please contact us for this information
Regularly operated Yes (Biannual)
Year of first operation 2004
Contact details of the PT provider
Provider Contact person
LACM/División de Metrología
Universidad Austral de Chile, Campus Isla Teja S/N, Valdivia, Chile

Phone: 56-63-2221247
Fax: 56-63-2221245
Mr Andrés Soto
Phone: 56-63-2293274
Fax: 56-63-2221245
Email: metrologia@uach.cl metrologia@uach.cl
If you find any mistakes please contact the responsible EPTIS coordinator in Chile, Mr. Manuel Navarrete Rossel. Mr. Manuel Navarrete Rossel.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.23-SNAPSHOT.20230502124635-7925ae379a631fc1ececff45d2921c8db38877d5