The effectiveness of disinfectants is a decisive factor in sectors where hygiene, safety, and regulatory compliance are non-negotiable. In Europe, the EN 1656 standard has become a benchmark for demonstrating the bactericidal activity of chemical …
Proficiency testing is a key tool to assess the technical competence of testing laboratories. One of the most widely used statistical methods to interpret the results of these programs is the z-score, a metric that …
SHAPYPRO has been accredited by ENAC (National Accreditation Body) as the world’s only provider authorized to perform biocide proficiency testing under the ISO/IEC 17043:2023 standard. This accreditation confirms SHAPYPRO‘s technical competence and commitment to quality, …
Before delving into details, it’s crucial to discern if our outcomes deviate from the established optimal classification. Employing z-score analysis can help determine such deviations accurately. When you participate in our competence evaluation programs, it’s …
How to establish a minimum number of participants in a proficiency test round? To establish the minimum number of participants in a proficiency test exercise, there are several considerations to consider according to international standards …
