3 m Packed column for N2, CO2$375.00 3 m Packed column for N2, CO2 Out of stock SKU: 51082 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Out of Stock Read more Transparent Quartz Tube, 1.5 mm Wall Thickness $44.00 Add to cart Pre-Packed Reactor For N, N/C $200.00 Out of Stock Read more 4 M Packed Column For N2, Co2 $450.00