Corning PYREX

These hollow PYREX® 14/20 Standard Taper joint and bottle stoppers are closed at the bottom. They are interchangeable with standard taper joints and bottle stoppers of the same size. These hollow stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing...

These high performance Rotaflo® 90° angle stopcocks can be adjusted from a 0 to 6mm bore opening and have 10mm O. D. sidearms. They are designed so that only chemically resistant Polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases....

These 125mL PYREX® gas washing bottles provide an inexpensive but effective method for washing and drying gases. Bottles have large hexagonal bases for stability Sidearm tubulations are 8mm O.D A 29/42 Standard Taper stopper is used to seal the top to the base These bottles are a very effective...

These 6L PYREX® pear-shaped separatory funnels have glass No. 10 Standard Taper stopcocks and strong, hollow No. 38 Standard Taper glass stoppers. For replacement glass Standard Taper stoppers, see No. 7650; for stopcock plugs, see No. 7680; for retaining clips, see No. 7280.

These PYREX® aspirator bottles have a tubular sidearm outlet (15mm O.D.) near the bottom for attachment of flexible plastic tubing and are very useful as a delivery/storage container for solutions. These bottles feature sturdy ring necks with a heavy duty rims and use No. 12 rubber stoppers. They...

These 250mL PYREX® burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. They are used when dispensing large volumes of liquids rapidly and accurately. Made from close tolerance, accurate bore tubing with uniform walls, these...

Microvolumetric Class A flasks are individually serialized and supplied with a Certificate of Identification and Capacity.  Flasks 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...

These PYREX® angle connecting adapters have a sidearm at an approximately 75° angle from the lower joint. The lower end and sidearm are equipped with inner 14/20 Standard Taper joints, and the upper end with an outer 14/20 Standard Taper joint. This tube is also a replacement part for...

These hollow PYREX® 29/35 Standard Taper joint and bottle stoppers are closed at the bottom. They are interchangeable with standard taper joints and bottle stoppers of the same size. These hollow stoppers are light in weight, yet very strong to reduce chi

Meets EPA requirements for methods 3005, 3010, 3020 Fast, easy clean-up Save time, trouble and expense! No need to spend extra time and money having cane sealed to regular watch glasses in order to meet EPA specifications. 100% reliable molded-in ribs cannot pop off, eliminating the need to make or...

These PYREX® Class A graduated cylinders are calibrated "to Deliver" (TD) in accordance with ASTM E-1272 and ASTM E-542. The double scale, numbered both up and down, is in durable blue enamel. Cylinders are supplied with shock absorbing polyethylene bumper guards. For replacement...

This PYREX® tube is approximately 200mm long and may be used for simple semi-micro vacuum or atmospheric distillation, either as a reaction flask or a receiving tube. It has two 24/40 Standard Taper outer joints. This tube is also a replacement part for organic chemistry kit No. 6949 (Thomas No....

PYREX® thermometer adapters have a Standard Taper ground joint at one end while the other end is tooled to accommodate a thermometer. The adapter comes with a rubber thermometer holder.

Utilizes PVC-coated borosilicate glass, which helps contain glass and contents should breakage occur Chemically and thermally resistant Excellent optical clarity Mechanically durable Autoclavable or microwaveable at 121°C (250°F)

This Craig Recrystallization Tube is a replacement part for the 6949M series of PYREX® microchemistry kits.

These 500mL PYREX® aspirator bottles have a tubular sidearm outlet (10mm O.D.) near the bottom for attachment of flexible plastic tubing and are very useful as a delivery/storage container for solutions. These bottles feature sturdy ring necks with a heavy duty rims and use No. 4 rubber...

Graduated Capacity 50 mL Tube has white enamel graduations upward from tip to 10 mL in 0.5 mL divisions and from 10 to 50 mL in 1 mL divisions Tube length is 135 mm, o.d. 28 mm Round bottom tube with pour out spout for easy decanting Wall thickness approximately 1.5 mm; length 116 mm; o.d. 29 mm...

These 10mL Class A PYREX® microburets are designed for precise analytical methods in microchemistry. Precision bore tubing throughout the body assures accuracy between any two points. Funnel top facilitates addition of reagents by pouring, or by suction from below through a rubber-stoppered...

Colors permit easy identification and sorting Polypropylene caps fit all 1743E10 series PYREX ® bottles ranging from 100 mL to 10 L Autoclavable to 140°C One-piece cap eliminates liners Plug seal ensures leak-free closure Case contains 20 caps

Modular PYREX Accelerated One-Step extractor-concentrator performs extraction, concentration, and drying with the same apparatus and is designed for use with solvents of heavier specific gravity than sample being extracted.  Extraction and concentration can be done in 1/3 of the time....

Calibrated "to contain" at 20°C Accuracy tolerances approximately twice those specified for Class A

Tubes for general chromatographic analysis Tops are tooled for rubber stopper fit and tubes are fabricated with sealed-in coarse porosity fritted discs Outflow tubes eliminate the smearing of the definition bands of effluent caused by the tube being filled and solvent mixed before being expelled...

These PYREX® capillary melting point tubes are made from No. 7740 glass.

These PYREX® thermometer adapters have a 24/40 Standard Taper ground joint at one end while the other end is tooled to accommodate a thermometer. The adapter comes with a rubber thermometer holder. For replacement rubber thermometer holders, see No. 7715 (0319W06). This tube is also a...