Detailed Product Description Process features of air separation plant: Room temperture molecular sieve pre-purification system, refrigeration by booster expansion turbine, external compression of oxygen and nitrogen process, cryogenic argon rectification system. ProductsCapacity Nm3/hPurityOxygen3120099.9%Nitrogen30000≤10PPm O2Liquid Argon900≤2PPm O2 ≤3PPm N2