Corning Life Sciences Products & Reviews

These 500 mL Class A PYREX® volumetric flasks are made from red low actinic stained glass to provide protection for materials sensitive to light. The protective color is an integral part of the flask, which retains its mechanical strength, chemical stability and thermal resistance. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class A volumetric flasks are cal…

These 1 mL Class A PYREX® volumetric flasks are test tube shaped and do not have snap-caps. The graduation line is sharp and permanent. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetric ware, ASTM E-542 for calibration of volumetric ware and ASTM E-288 for volumetric flasks.

These 10 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 10 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumet…

These 100 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 100 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volum…

These 1L Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 1000 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetr…

These 2 mL Class A PYREX® volumetric flasks are test tube shaped and do not have snap-caps. The graduation line is sharp and permanent. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetric ware, ASTM E-542 for calibration of volumetric ware and ASTM E-288 for volumetric flasks.

These 200 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 200 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volum…

These 25 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 25 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumet…

These 250 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 250 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volum…

These 2L Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 2000 polyethylene snap-caps. For replacement snap-caps. see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumet…

These 50 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 50 polyethylene snap-caps. For replacement snap-caps see No. 7666. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumet…

These 100 mL Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 100 polyethylene snap-caps. For replacement snap-caps see…

These 1L Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 1000 polyethylene snap-caps. For replacement snap-caps see No.…

These 200 mL Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 200 polyethylene snap-caps. For replacement snap-caps see…

The capacity mark is a fine line etched through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy, and permanence. Snap caps supplied with all sizes.For snap cap, see Cat. No. 7666.

These 250 mL Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 250 polyethylene snap-caps. For replacement snap-caps see…

These 2L Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 2000 polyethylene snap-caps. For replacement snap-caps see No.…

These 50 mL Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 50 polyethylene snap-caps. For replacement snap-caps see No…

These 500 mL Class A PYREX® Lifetime Red volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 500 polyethylene snap-caps. For replacement snap-caps see…

These 1 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances. They are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, has been added. Uses a No. 8 Standard Taper PYREX® stopper. For replacement stoppers, see No.…

These 10 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances. They are designed for microchemical work. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, has been added. Uses a No. 9 Standard Taper PYREX® stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent. The white markings are easy to read. Reference: ASTM E-237.

These 2 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances. They are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, has been added. Uses a No. 8 Standard Taper PYREX® stopper. For replacement stoppers, see No.…

These 25 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances. They are designed for microchemical work. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, has been added. Uses a No. 9 Standard Taper PYREX® stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent. The white markings are easy to read. Reference: ASTM E-237.

These 5 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances. They are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, has been added. Uses a No. 8 Standard Taper PYREX® stopper. For replacement stoppers, see No.…

These 1 mL PYREX® microvolumetric flasks are calibrated to Class A tolerances and individually serialized and supplied with a Certificate of Identification and Capacity. They are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To improve the stability of this small flask, a hexagonal base, similar to those on all cylinders, ha…