Argon Premier grade 5.2 (99.9992%), (THC <0.1 ppm, H2O <2 ppm, O2 <1.5 ppm, N2 <4 ppm). Argon is valued both as a gas and a liquid for its inert properties. Argon Premier is the perfect gas for applications such as ICP. Supplied in a 50 litre steel cylinder at 200 bar.