Cytomark are dedicated to the development of cell stabilisation reagents for use in Flow Cytometry. TransFix® reduces the pressure associated with the analysis of fresh samples and is widely used in hospitals, reference laboratories, academic research institutions, pharmaceutical and biotechnology companies, and government agencies.

Cytomark is a Limited Company located in Buckingham, United Kingdom and has access to a world-wide distributor network currently selling in over 60 territories. Caltag Medsystems is the parent company, manufacturer of Cytomark products and holder of the ISO13485 quality certificate.