We produce oxygen and nitrogen units with membrane, psa and cryogen technology. Membrane units: Oxygen purity up to 40% Nitrogen purity up to 99, 5% PSA units: Oxygen purity up to 95% Nitrogen purity up to 99, 999% Cryogen units: Oxygen purity >99, 5% Nitrogen purity with less than 1 ppm oxygen. In addition to our PSA units we can deliver boosters for filling cylinders with a pressure up to 200 bar (2900 psi) . And for mobile use we can mount the smaller units into 10 and 20 feet containers.