Corning, Glass, 250 mL
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With barrel-shaped Standard Taper glass stopper Calibrated to contain at 20°C
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PYREX Boiling Flasks
CorningCarefully designed and manufactured from borosilicate glass Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance Excellent chemical durability provides contamination-free results and long life…
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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
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PYREX Polyethylene Bumper Guard
CorningBumper guard is a polyethylene shock absorbing ring designed to reduce the breakage of cylinders. For best results, slide the ring toward the top to absorb shock should the cylinder be accidentally upset.
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Chemical and thermal resistant Graduated Screw cap Bottles are made from PYREX® borosilicate glass for enhanced chemical and thermal resistance. Square bottles are easy to handle, take up less space (13-20%) on the shelf or autoclave and are ideal for mixing, sampling and…
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PYREX round bottom boiling flasks have full length outer Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are controlled to provide balance between thermal expansion and mechanical strength for greater shock resistance. The…
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Safety Coated Aspirator Bottles
CorningChemically and thermally resistant PYREXplus® borosilicate glass bottles offer good optical clarity and durability PVC coating helps contain glass and contents should breakage occur Autoclavable or microwaveable to 121°C (250°F) Resistant to thermal shock Bottle…
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Spectral transmission varies from 0 at 300 nm to 4% at 500 nm With barrel-shaped, No. 27 Standard Taper stopper Capacity: 250 mL The protective color is an integral part of the flask, which retains the mechanical strength, chemical stability and thermal resistance of PYREX brand labware.
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PYREX® VISTA™ Filtering Flasks
CorningMicro Filtering Flasks These PYREX® VISTA™ micro filtering flasks are recommended for microchemical use. The vacuum hose is attached to the flask's sidearm. A funnel is inserted into the neck of the flask through a ground joint or rubber stopper. The applied vacuum facilitates the…
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These PYREX® Class A graduated cylinders are calibrated "to contain" (TC) in accordance with ASTM E-1272 and ASTM E-542. Each cylinder is individually serialized and supplied with a Corning Certificate of Identification and Capacity, traceable to NIST standards. Useful as a mixing…
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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. The Erlenmeyer flasks are designed to…
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PYREX Brand Hydrometer Cylinders
CorningBreakage is minimized by the heavy wall construction The large hexagonal base, sealed to the cylinder body, increases stability and prevents the cylinder from rolling off lab bench tops
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Featuring PYREXplus® protective PVC safety coating May be autoclaved or microwaved to 121°C (250°F) Resistant to thermal shock Similar to 1744F31 series. Borosilicate glass safety bottles provide good optical clarity and are mechanically durable. Can be marked with either…
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PYREX VISTA Griffin Beakers with spout are manufactured to provide balance between thermal shock resistance and mechanical strength. For convenience, the 250 through 1000 mL beakers have a double graduated metric scale to indicate approximate content. All sizes have an extra large marking spot. The…
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Heavy-duty rim for longer service Narrow mouth Graduated scale indicates approximate volume The Erlenmeyer design is extremely popular and has been modified for numerous lab applications.
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PYREX Heavy Wall Filter Flasks
CorningWithout tubulation blown in special molds, designed to give maximum mechanical strength Graduated to show approximate capacity Permanent white-enamel graduations and marking spots Sizes from 250 mL to 4,000 mL
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These PYREX® graduated cylinders are calibrated “to contain” (TC) and are equipped with a 24/40 Standard Taper outer joint. These cylinders are particularly useful as distilling receivers. Graduations are in durable white enamel. Supplied without stoppers. For hollow glass Standard…
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PYREX® VISTA volumetric flasks provide precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped. These Class A…
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Replaceable tip, Teflon® stopcock and high-density polyethylene stopper Designed for long life and maximum safety Economical - reduces costs by providing replacement components Stopcock assembly features a simple screw thread locking nut and collar which ensure that the stopcock…
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These 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 Standard Taper PYREX® ground glass stopper. The graduation line…
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PYREX® Distilling Flasks
CorningSuitable for microchemical applications Side-arm on all sizes is approximately 77 mm below the top of the neck at an angle of 75° Adaptable for use with thermometer calibrated for 76 mm immersion 50 mL flask takes rubber stopper No. 1; 250 mL flasks, stopper No. 3; 500 mL flask, stopper No.…
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Teflon® stopcock plug fits into the micro-finish barrel Plug reduces freezing problems and grease contamination
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Delong style Three baffle indents Designed to provide greater agitation of solution to improve oxygen or gas transfer when used with rotary or reciprocating shakers. Long neck reduces splashing and is designed for two-position polypropylene closures.
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PYREX Heavy Duty Beakers
CorningExtra-heavy walls and rim minimize breakage These heavy duty beakers are specifically designed to offer the best mechanical strength under harsh conditions, such as mechanized washing operations. For convenience, the 250 through 4000mL beakers have a double graduated metric scale to indicate…
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Glass stopcock and glass stopper Stem length of 65 mm
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With spout and hexagonal base Supplied with shock absorbing bumper guards. Cylinders are calibrated “to deliver” in accordance with ASTM E-1272 and ASTM E-542 or “to contain”. The double scale, numbered up and down, is in durable white enamel.
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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 24-410 GPI threads are equipped with cemented-in, inert white rubber liners which are resistant to steam sterilization. Their…
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Teflon® stopcock plug and Standard Taper polyethylene stopper Stem length of 65 mm PYREX® borosilicate glass body
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These flasks are for use in determining phosphoric acid in mixed fertilizer. Flasks feature a wide neck and heavy construction throughout.
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PYREX Gas Washing Bottles
CorningPYREX® Brand Drechsel Standard Taper stopper incorporates a plain dip tube as the distributor Large hexagonal base for stability Standard Taper stopper size 29/42
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PTFE valve These improved PYREX® Squibb type separatory funnels provide an unbreakable PTFE valve and drip tip and have a screw thread closure at the top. Supplied complete with PTFE valve assembly and a screw cap with PTFE-faced silicone liner. Valve sizes range from 2 to 8 mm.…
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Calibrated to Class A ASTM E-542 and E-288 Supplied with a certificate of identification Traceable to NIST standards The graduation line is sharp and permanent. Large white block letters make it easy to read. Supplied with a Standard Taper stopper.