EPTIS
BAM Logo

Volume

[Volumen]

EPTIS factsheet 1571838 | Last revision 2026-04-23 | URL: https://www.eptis.bam.de/pts1571838 https://www.eptis.bam.de/pts1571838

PT provider
PT provider Tonantzin Ramírez Pérez Tonantzin Ramírez Pérez
Based in Mexico
Language(s) Español / English
Remarks If you need more information, please visit the following website: https://www.cavalmet.com.mx
Keywords
Product groups Measuring instruments
Testing fields Calibration
Technical details
Test item Tested property Testing method
Piston Pippete Calibration: 0.5 μL to 1 000 μL Gravimetric
Volumetric measuring instrument Calibration: 1 mL to 500 mL Gravimetric
Aims of the PT scheme
Target group of participants This program is designed for participants involved in the measurement or calibration of pipettes and volumetric measuring instrument, as well as in the estimation of measurement uncertainty in accordance with the ISO GUM methodology. Participation in proficiency testing is essential for demonstrating technical competence, supporting accreditation processes, and ensuring the validity and reliability of results. It is particularly relevant for accredited laboratories, research institutions, and any organization that requires confidence in the quality of its measurements.
Linked to specific legislation / standards ISO 8655-6: vigente. ISO 4787: vigente ISO/IEC 17043: vigente ISO/IEC 17025: vigente ISO 13528: vigente
Additional, subsidiary aims
Number of participants 1 to 10
Accredited or otherwise reviewed by a 3rd party

Accredited by Accredited by Entidad Mexicana de Acreditación, A.C. on the basis of ISO/IEC 17043: vigente

No, Only by accreditation

Operation is commissioned / requested by
Fees and frequency
Participation fee Please contact us
Regularly operated Yes (Yes / 4 rounds per year (approximately))
Year of first operation 2026
Contact details of the PT provider
Provider Contact person
Tonantzin Ramírez Pérez
Oriente 180-A, no. 18, oficina 4, colonia Ermita, Alcaldía Benito Juárez
03590 Mexico City
Mexico

Phone: (+52) 56 4410 1292
Fax:
Web: https://www.cavalmet.com.mx https://www.cavalmet.com.mx
Mtra. Tonantzin Ramírez
Phone: (+52) 56 4410 1292
Fax:
Email: ensayo.aptitud@cavalmet.com.mx ensayo.aptitud@cavalmet.com.mx
If you find any mistakes please contact the responsible EPTIS coordinator in Mexico, Mr Luis Enrique Ortiz Martinez. Mr Luis Enrique Ortiz Martinez.
Any questions or problems? Please contact us at eptis@bam.de.
Application version: 1.23-SNAPSHOT.20230502124635-7925ae379a631fc1ececff45d2921c8db38877d5