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 Pre-Packed Reactor For N, C/N Or Chn Analysis $155.00 Add to cart Combustion Tube, Large 25 mm Od $65.00 Out of Stock Read more 2 m Packed column for N2, CO2, H2O $300.00