Quality System

Each service is managed for continuous improvement of quality with the primary goal of satisfying our customers.

Our priority is to use all the resources necessary to guarantee our customers quality services, aimed at giving a useful and valid technical support to improve their analytical performance, while ensuring confidentiality.

The management of the Proficiency Testing fully meets the requirements of the ISO/IEC 17043:2010 Conformity assessment -- General requirements for proficiency testing

Qualitycheck Srls is accredited as Interlaboratory Proficiency Testing Provider in accordance with standard EN ISO/IEC 17043 Conformity assessment - General requirements for interlaboratory proficiency testing by the Italian Body for Accreditation (ACCREDIA). Download the Accreditation Certificate.

Also, the quality standards of our services also meet the requirements of the following international standards of the field:

  • ISO/IEC 17025:2017: General requirements for the competence of testing and calibration laboratories.


  • ISO 17034:2016: General requirements for the competence of reference material producers.


  • ISO 13528:2015: Statistical methods for use in proficiency testing by interlaboratory comparisons.


  • ISO/TS 22117:2010: Microbiology of food and animal feeding stuffs -- Specific requirements and guidance for proficiency testing by interlaboratory comparison.