You cannot add "Reduction Tube, CHN" to the cart because the product is out of stock. 3 m Packed column for N2, CO2$375.00 3 m Packed column for N2, CO2 3 m Packed column for N2, CO2 quantity Add to cart SKU: 51082 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Add to cart 2 m Packed column for N2, CO2, H20, SO2 $300.00 Add to cart 1 m Packed column for Oxygen (molecular sieve) $200.00 Add to cart Combustion Tube, Sulfur $60.00