Corning PYREX

These high performance Rotaflo® three-way stopcocks can be adjusted from a 0 to 3mm bore opening and have 8mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock...

This simple PYREX® cold finger condenser, of relatively low efficiency, is often used to regulate refluxing by adjusting the flow of air or water through it (dephlegmation). The tubulation O.D. is approximately 10mm. This condenser has a 24/40 inner Standard Taper joint and is a replacement part...

These PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are...

These 250mL PYREX® atomizers are used for spraying reagents onto thin layer chromatography plates. They have a full length 24/40 Standard Taper joint between the reservoir and spraying device. The PYREX® distilling condenser has 14/20 Standard Taper inner and outer joints, is simple in design and...

This Jacketed Reflux Condenser is a replacement part for the 6949M series of PYREX® microchemistry kits.

These blue and white No. 22 PYREX® stoppers are made from linear high-density polyethylene and have closed bottoms to conform to Standard Taper stopper dimensions. The three rings on the plug provide an efficient seal. This improved design fully protects the neck in the event of accidental...

These Capillary Gas Delivery Tubes are replacement parts for the 6949M series of PYREX® microchemistry kits.

These PYREX® Erlenmeyer flasks have 40/35 Standard Taper joints. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. For convenience, these flasks are graduated to show approximate capacity. An extra large marking space is also...

This Gas Chromatograph Collection Tube is a replacement part for the 6949M series of PYREX® microchemistry kits.

Similar to 4997B13 series, but with protective PVC coating Coating promotes longer product life and greater safety and helps contain glass and contents should breakage occur Autoclavable and microwaveable to 121°C (250°F) Resistant to thermal shock With PYREX Standard Taper stopper

These PYREX® tissue grinders are designed to handle both initial grinding and final homogenization in the same sequence of operations. The lower conical section is intended primarily for the initial grinding. To assist in this work the clearance between mortar and pestle can be adjusted at will...

These 500mL PYREX(r) distilling flasks are used for the distillation of bituminous materials suitable for road treatment. Also used in the Standard Method of Test of the Distillation of Creosote Oil, American Wood Preservers Association, method 11e, Barrett method C 9, American Association of State...

These 125mL heavy duty PYREX® distilling flasks are suitable for microchemical applications. The sidearm is located approximately 137mm from the bottom of the flask to meet the requirements of ASTM E-1405 and can be used in ASTM tests D-86, D-233 and D-447. Adaptable for use with thermometers...

PYREX® Economy Grade Replacement Body ONLY Offering both reliability and affordability, this replacement body is designed specifically for PYREX burets. Ideal for standard laboratory and classroom use, it provides consistent, accurate measurements for various analytical chemistry applications. Made...

These 10-250mL PYREX® graduated cylinders are calibrated “to contain” (TC) and are useful as a mixing cylinder. Graduations are in durable white enamel. Each features a PYREX® No. 13 Standard Taper stopper. Approximate height does not include stopper. For replacement PYREX®...

These blue and white No. 9 PYREX® stoppers are made from linear high-density polyethylene and have closed bottoms to conform to Standard Taper stopper dimensions. The three rings on the plug provide an efficient seal. This improved design fully protects t

These 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.

These 200mL PYREX® graduated cylinders are calibrated "to contain" (TC) in percent. 200mL is equal to 100% in 1% divisions. The scale is in durable white enamel. This cylinder may be used to measure the distillate in ASTM method D-86 "Distillation of Gas Oil and Similar Distillate...

Full length stoppers, closed at bottom, with penny head Conform to ASTM Standard E 675

These PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Color-coded markings enameled onto the glass. Now...

For use in educational laboratories where Class A accuracy is unnecessary Made from uniform bore tubing, with red graduations which are permanently fused onto the glass and remain sharply legible Straight glass tip stopcock with 2 mm bore Teflon stopcock plug; supplied with plastic dust cover

This 47 mm fritted glass support base is designed for assembly with either the 300 mL graduated glass funnel, Cat. No. 33971-300 or 1000 mL graduated glass funnel, Cat. No. 33971-1L.

These PYREX® 200mL 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....

With barrel-shaped Standard Taper glass stopper Calibrated to contain at 20°C