Neon is the second lightest noble gas, after helium. Neon is a very typical gas, very difficult to turn into a liquid or a solid. Neon is a very inert element that rarely mixes with other elements. It is one of the noble gases.
Ne | >99.999% | >99.999% | ||||||||
H2O | <2.0 ppm | <2.0 ppm | ||||||||
O2+Ar | <1.0 ppm | <0.02ppm+<0.01ppm | ||||||||
N2 | <2.0 ppm | 1.269 ppm | ||||||||
H2 | <1.0 ppm | <0.05 ppm | ||||||||
CO | <0.2 ppm | <0.03 ppm | ||||||||
He | <6.0 ppm | <0.05 ppm | ||||||||
CO2 | <0.2 ppm | <0.03 ppm | ||||||||
CH4 | <0.1 ppm | <0.02 ppm | ||||||||
Total impurities | <10 ppm | <10 ppm |