2 m Packed column for N2, CO2, H2O$300.00 2 m Packed column for N2, CO2, H2O 2 m Packed column for N2, CO2, H2O quantity Add to cart SKU: 51081 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Add to cart Inserts, Quartz (Disposable) For Na 1500 Series I Combustion Tubes $45.00 Add to cart Transparent Quartz Tube, 2 mm Wall Thickness $49.00 Add to cart 2 m Packed column for Oxygen (molecular sieve) $220.00