“2 m Packed column for N2, CO2, H2O” has been added to your cart. View cart → Reduction Tube, CHN$66.00 Reduction tube, CHN Out of stock SKU: 63003 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Add to cart Transparent Quartz Tube, 2 mm Wall Thickness (2pk) $44.00 Add to cart Pre-Packed Reactor For N, N/C $200.00 Add to cart Inserts, Quartz (Disposable) For Na 1500 Series I Combustion Tubes $45.00