Labware and Lab Supplies Products & Reviews

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…

These 10 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. 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 lin…

These 2 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…

These 25 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. 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 lin…

These 5 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…

These 10 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 13 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These 100 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 16 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These 200 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 19 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These 25 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 13 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These 250 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 19 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These 50 mL PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 13 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.

These PYREX® 1 mL test tube shaped volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 8 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class…

These PYREX® 10 mL volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 9 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class A volumetric fl…

These PYREX® 100 mL volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 13 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class A volumetric…

PYREX® 100 mL Class A Volumetric Flask Only

These PYREX® 100 mL volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 13 Standard Taper glass stoppers. Stoppers are supplied separately. The graduation line is sharp and permanent and large white block letters make the inscription easy…

These PYREX® 1L volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 22 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class A volumetric flas…

These PYREX® 1L volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 22 Standard Taper glass stoppers. Stoppers are supplied separately. The graduation line is sharp and permanent and large white block letters make the inscription easy to r…

(This is the suggested replacement for 5644-2)These PYREX® 2 mL test tube shaped volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 8 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters…

These PYREX® 200 mL volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 13 Standard Taper glass stoppers. The graduation line is sharp and permanent and large white block letters make the inscription easy to read. These Class A volumetric…