View cart “1 m Packed column for Oxygen (molecular sieve)” has been added to your cart. Reduction Tube, CHN$66.00 Reduction tube, CHN Out of stock SKU: 63003 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Out of Stock Read more Transparent Quartz tube $69.00 Add to cart Seals for top of tubes $18.00 Add to cart 3 m Packed column for N2, CO2 $375.00