View cart “Combustion Tube, Large 25 mm Od” has been added to your cart. Transparent Quartz tube$69.00 Transparent quartz tube Out of stock SKU: 61107 Category: Combustion and reduction tubes Additional information Additional information Package 2 Related products Add to cart 3 m Packed column for N2, CO2 $375.00 Out of Stock Read more Reduction Tube, CHN $66.00 Add to cart Inserts, Quartz (Disposable) For Na 1500 Series I Combustion Tubes $45.00