View cart “1 m Packed column for Oxygen (molecular sieve)” has been added to your cart. Combustion Tube, CHN$66.00 Combustion tube, CHN Out of stock SKU: 63001 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Out of Stock Read more Transparent Quartz tube $69.00 Out of Stock Read more Reduction Tube, CHN $66.00 Add to cart ANCA Combustion/Reduction tubes $69.00