Corning

Photo of Corning 3880-M PYREX® 250mL Extractor System with Soxhlet Extractor and Friedrichs Condenser

This is an efficient 250mL PYREX® extraction apparatus for general purpose use. Consists of a Soxhlet extractor with a 24/40 inner Standard Taper joint on the bottom and a 45/50 outer Standard Taper joint on the top, a special Friedrichs condenser with a 45/50 inner Standard Taper joint on the bottom and a flask with a 24/40 outer Standard Taper joint. The condenser tubulation O.D. is 10mm. For a replacement extractor only, see No. 3740; for a replacement flask, see No. 4100; for a replacement condenser, see No.

Photo of Corning 33950 PYREX® Fritted Extraction Thimbles

These PYREX® fritted extraction thimbles are designed for use in PYREX® Soxhlet extractors when it is desirable to weigh the material extracted or where paper thimbles may be attacked by the chemicals used. These short length thimbles are only 85mm long. For PYREX® extractors and extraction apparatus, see Nos. 3740 through 3880.

Photo of Corning 4100 PYREX® Short Neck Flat Bottom Boiling Flasks with 24/40 Standard Taper Joint

These PYREX® flat bottom boiling flasks have full length outer 24/40 TS joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 4080 PYREX® Long Neck Florence Boiling Flask with Flat Bottom and 24/40 Standard Taper Joint

These PYREX® flat bottom boiling flasks have full length outer 24/40 joints on long necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 4060 PYREX® Long Neck Boiling Flasks with Flat Bottom and Tooled Neck

These PYREX® flat bottom boiling flasks have long necks with tooled mouths and use rubber stoppers for sealing. The 12L size has a short neck. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C.

Photo of Corning 4965A PYREX® Three Neck Distilling Flasks with Angled Necks and 24/40 Standard Taper Joints

These PYREX® three neck flasks have two angled side necks at the same height with 24/40 Standard Taper outer joints and a larger center neck with a vertical 24/40 Standard Taper joint.

Photo of Corning 4280 PYREX® Long Neck Boiling Flasks with Round Bottom and Tooled Neck

These PYREX® round bottom boiling flasks have long necks with tooled mouths and use rubber stoppers for sealing. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C.

Photo of Corning 4260 PYREX® Short Ring Neck Boiling Flasks with Round Bottom

These PYREX® round bottom boiling flasks have short ring necks and are designed to be used with rubber stoppers. These ring neck boiling flasks are precisely tooled for uniform stopper fit. The reinforced rim increases mechanical strength. These flasks are used in applications requiring rigid stoppering and as wash bottles in routine lab washing. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance.

Photo of Corning 4320 PYREX® Short Neck Boiling Flasks with Round Bottom and 19/38 Standard Taper Joint

These PYREX® round bottom boiling flasks have full length standard taper outer joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 4950 PYREX® Three Neck Distilling Flasks with Vertical Necks and 24/40 Standard Taper Joints

These PYREX® three vertical neck flasks have two side necks with 24/40 outer Standard Taper joints and a center neck with a 24/40 Standard Taper joint. All of the necks are at the same height

Photo of Corning 4965B PYREX® Three Neck Distilling Flask with 19/22 Center Vertical and Side Angled Necks with Standard Taper Joints

These PYREX® three neck flasks have two angled side necks at the same height with 19/22 Standard Taper outer joints and a center neck with a vertical 19/22 Standard Taper joint.

Photo of Corning 4935 PYREX® Four Neck Distilling Flasks with Center and Side Vertical Neck Standard Taper Joints

These PYREX® multiple neck flasks have three vertical side necks with Standard Taper joints placed 90° apart and a larger center neck with a vertical center Standard Taper joint.

Photo of Corning 4321 PYREX® Short Neck Boiling Flask with Round Bottom and 29/42 Standard Taper Joint

These PYREX® round bottom boiling flasks have full length outer 29/42 Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 4320B PYREX® Short Neck Boiling Flask with Round Bottom and 19/22 Standard Taper Joint

These PYREX® round bottom boiling flasks have full length outer 19/22 Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 4320A-50 PYREX® 50mL Short Neck Boiling Flask with Round Bottom and 24/40 Standard Taper Joint

These 50mL PYREX® round bottom boiling flasks have full length outer 24/40 joints, but with shorter necks. They are carefully designed and manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest lab conditions. The normal working temperature for PYREX® boiling flasks is 230°C. Corning Adapter Nos.

Photo of Corning 5340 PYREX® Heavy Wall Filtering Flasks with Sidearm Tubulation

These flasks with tubulation are blown in special molds in shapes designed to give maximum mechanical strength. For convenience the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers. Tubulation O.D. on sizes up to 1000mL is 10mm. Tubulation O.D. for 2000mL and 4000mL is 12.5mm.

Photo of Corning 4995 PYREX® Wide Mouth Erlenmeyer Flasks with GL45 Screw Caps

These wide mouth PYREX® Erlenmeyer flasks have a large, 29mm neck opening which makes it easy to use larger volume serological pipets. Ideal product for use as a shaker flask or for media prep and storage needs. They also have a single size linerless, one-piece autoclavable orange polypropylene plug seal caps with GL45 threads and drip-free pouring rings.

Photo of Corning 4985-50 PYREX® 50mL Graduated Narrow Mouth Erlenmeyer Flasks with Phenolic Screw Capss

These PYREX® Erlenmeyer flasks with phenolic screw caps are ideal for use as a shaker flask or for mixing, media prep and storage needs. Impact resistant caps with GPI threads are equipped with cemented-in, inert white rubber liners which are resistant to steam sterilization. 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 and include marking spot. For replacement caps see No.

Photo of Corning 70980 PYREX® VISTA™ Graduated Narrow Mouth Erlenmeyer Flasks with Heavy Duty Rim

These narrow mouth PYREX® VISTA™ Erlenmeyer flasks have uniform wall thickness which provide the proper balance between mechanical strength and thermal shock resistance. Approximate graduations are in durable blue enamel. An extra large marking space is also provided. These Erlenmeyer flasks are designed to ASTM E-1404 Type 1.

Photo of Corning 4980 PYREX® Narrow Mouth Graduated Erlenmeyer Flasks with Heavy Duty Rim

These narrow mouth PYREX® Erlenmeyer flasks are designed with heavy duty rims to reduce chipping. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. Approximate graduations are in durable white enamel. An extra large marking space is also provided.