View cart “Combustion Tube, Large 25 mm Od” has been added to your cart. 4 M Packed Column For N2, Co2$450.00 4 m Packed column for N2, CO2 Out of stock SKU: 51085 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Add to cart Alumina Combustion Tube $50.00 Add to cart Combustion Tube For Htg, 18 mm Od $44.00 Out of Stock Read more Transparent Quartz Tube, 2 mm Wall Thickness $44.00