For those critical gas flow meters that just can’t leave your site, Graftel, LLC. now offers calibration services at your facility.
Graftel uses a set of PC controlled portable laminar flow elements to achieve laboratory gas flow measurement and calibration accuracies of up to 0.5% of reading at your facility. The following gas flows may be measured; air, nitrogen, hydrogen, helium, propane, argon, methane, ethylene, carbon dioxide, oxygen and acetylene. Other gases or custom mixtures maybe used upon request.