PYREX 3 mL Test Tubes, 10x75 mm Case of 720 $493.06 Quantity discounts available QuantityPrice SKU: COR-9800-10 BRAND: Corning Quantity -+ Add to Cart Details These PYREX 3 mL test tubes are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically ... Details Back DetailsThese PYREX 3 mL test tubes are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically stable. These 10x75mm tubes have a white marking spot. Beaded rims are fire-polished.