MerPAS® has now been tested and scientifically validated at higher mercury concentrations relevant to industrial hygiene and safety monitoring. The peer-reviewed publication by Snow, et al. from the University of Toronto states the following: “Affordability, sturdiness, simplicity, and the wide availability of total mercury analyzers make this sampler highly suited for monitoring GEM inhalation exposure, including in developing countries. Contact Tekran for further information about MerPAS®.