EN 16777 establishes a quantitative method for evaluating the virucidal activity of chemical disinfectants used on non-porous surfaces in the medical area, without mechanical action. It is a phase 2, step 2 test designed to …
EN 1656 specifies a quantitative suspension test for evaluating the bactericidal activity of chemical antiseptics and disinfectants used in the veterinary area. The test determines whether a product achieves the required bacterial reduction under controlled …
EURACHEM 2026 will bring together international specialists in Proficiency Testing (PT), analytical chemistry, microbiology and laboratory medicine in Alicante from 28 September to 1 October 2026. SHAPYPRO will participate in the event by presenting work …
PT design is a fundamental stage in ensuring that a proficiency testing scheme provides a technically valid assessment of participant laboratory performance. ISO 13528:2022 establishes the main statistical considerations that should be defined before analysing …
The efficacy of a disinfectant does not depend solely on its composition or on the concentration of its active substances. To demonstrate that a product works under specific conditions of use, standardised methods are required …
Under EN 14885, the efficacy of a disinfectant or antiseptic cannot be demonstrated through a single, generically selected test. The evaluation programme must be related to the product’s intended use, its area of application, the …
Participation in interlaboratory comparisons forms part of the monitoring of the validity of results in accredited laboratories. In this context, small interlaboratory comparisons (small ILC) can become a useful tool when there is no suitable …
Participation in proficiency testing (PT), is a key tool for demonstrating the technical competence of a laboratory. It allows performance to be compared with that of other laboratories, helps assess the validity of results and …
ISO 13528 is a key standard for proficiency testing by interlaboratory comparison. Its purpose is to provide detailed statistical methods for designing proficiency testing schemes, analysing the data obtained and supporting the interpretation of results …
Proficiency testing (PT) plays a central role in laboratory quality assurance. It provides an external and independent assessment of performance by comparing the results of one laboratory with those of other participants under predefined conditions. …
