PYREX 7x280 mm Capillary Tip Bleed Tube Each $13.66 Quantity discounts available QuantityPrice SKU: COR-7815-19 Quantity -+ Add to Cart Details These 7x280mm PYREX capillary tip bleed tubes are for bleeding gases, steam or liquids below the liquid surface of sidearm distillation flasks. This t... Details Back DetailsThese 7x280mm PYREX capillary tip bleed tubes are for bleeding gases, steam or liquids below the liquid surface of sidearm distillation flasks. This tube is also a replacement part for organic chemistry kits Nos. 6949E, 6949G-2 and 6949K.