View cart “Combustion Tube, Sulfur” has been added to your cart. Combustion Tube, Large 25 mm Od$65.00 Combustion tube, large 25mm OD Combustion Tube, Large 25 mm Od quantity Add to cart SKU: 61123 Category: Combustion and reduction tubes Additional information Additional information Package 1 Related products Out of Stock Read more Inserts, Quartz (Disposable) For 18 mm Combustion Tubes $44.00 Add to cart Combustion Tube, Sulfur $60.00 Out of Stock Read more Transparent Quartz tube $69.00