Reliable Proficiency Testing

100% MEXICAN

Ensure the quality and accreditation of your laboratory with precise, impartial results backed by experts.

Join Our Proficiency

Testing Programs

Our proficiency testing programs cover a range of tests and analyses for evaluating plastic materials, plastic pipes, and textile products. You can benefit from our high-quality standards across all programs for key testing methods in National or International Conformity Assessment System for the plastics and textile sectors.

About Us

PreaLab was created to meet a clear need: to offer reliable proficiency testing designed
specifically for testing laboratories in need for availability of PTP that cover theirs scope.
Our team of experts works daily to raise the quality of the sector, supporting each client
from the first contact to the delivery of results.

What Sets Us Apart

We are a 100% Mexican company, with specialized expertise and a methodology
tailored to accreditation requirements. We believe in continuous improvement, and this
is reflected in each of our programs.

Benefits of Participating with PreaLab

  • Objective and independent insight into the quality and performance of your
    routine testing methods.
  • Compare, ensure, and improve your own performance and quality.
  • Enhance laboratory performance through continuous monitoring.
  • Build trust with clients, certification bodies, and authorities.
  • Recognition of the applied method for obtaining valid and reliable results.
  • Benchmarking of test results against other laboratories.
  • Guidance based on interlaboratory comparison results.
  • Cost savings in lab development and maintenance.
  • Time savings in lab operations.
  • Validation of declared uncertainty estimates.
  • Participation in proficiency testing Programs is mandatory for testing
    laboratories accredited under the ISO/IEC 17025:2017 standard.