Laboratory accreditation in compliance with the ISO 17025 standard guarantees the quality of the results obtained, ensuring precision and independence of judgement. SAS (Swiss Accreditation Service) inspectors visit the laboratory every 18 months, certifying the procedures and fostering a process of continuous improvement.

The SUPSI PVLab regularly participates in inter-laboratory testing activities, exchanging views at the international level with the finest institutional and commercial organizations.