Lab Flasks

Eisco Kohlrausch Flasks are made of high quality, heavy duty Borosilicate 3.3 glass. Class A tolerance, ±0.06ml as per ISO/ASTM. Kohlrausch flasks feature an expanded neck and are ideal for introducing solids and viscous liquids. Flask stands 6.5" tall, with a base measuring 2.25"...

Large receiver/evaporator flasks for use with Heidolph 20L rotary evaporators. Flasks are fabricated from blanks selected for balance and quality with carefully welded necks to provent "rotational whip". Receiver flask has a polished 40/25 joint, side neck is a GL-18 thread with solid cap. Bottom of...

Reversible; can also be stacked upon each other. Three sizes provide six different diameters for round-bottom flasks ranging from 50 to 6,000 mL. Excellent adhesion to glass prevents slippage and also offers thermal and electrical insulation. Available in two rubber types.Black natural rubber -...

Manufactured from Type 1 Class A Borosilicate Glass. Ideal for use to prepare solutions, and to contain. Flat bottom bulb with a elongated neck with permanent graduation line and marking area. Volumetric flasks are calibrated for a particular temperature usually 20 degree Celsius. Specifications:...

Reduce risk of cross contamination Vented closure Sterile Designed for shaker and suspension cell culture, media preparation or storage, these sterile disposable Erlenmeyer flasks cut the chance of cross contamination. Flasks are made of lightweight clear PETG with molded-in graduations....

This clamp is designed for reaction vessels/kettles with a conical flange. The top clamp is easily removed without disturbing the cover or body of reaction flask. Disassemble by loosening nuts. Includes extension rod for clamping to a laboratory stand. NOTE: Use with LG-8010 to LG-8050 vessels and...

Flask have wide-mouth design for easy pouring and printed scale of approximate volumes Specifications: Material: Polypropylene Includes: Polypropylene Screw Cap Size: 500mL Volume: 500x50mm Thread: 52mm Case Quantity: 6

HEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint and serrated hose connection for attachment to vacuum source. For stoppers see CG-3000.

Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. For Larger Flasks See CG-1524.

Round bottom, three neck flask. Side necks are angled. Available in standard wall for more rapid heating or heavy duty for mechanical shock resistance. Microscale flasks, codes -34 & -36, feature 14/10, 20-400 externally threaded cap-seal joints supplied with 14.7-15mm holed caps, PTFE faced...

Erlenmeyer flask with screw thread finish. Supplied complete with white rubber lined black phenolic cap. Long skirted caps can be loosened without falling off while shaking flask.

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Manufactured from Type 1 Class A Borosilicate Glass. Designed for culturing organisms that require a large surface area to volume ratio. Break resistant lip to prevent chipping. Specifications: Type 1 Class A Borosilicate Glass Sizes: 2800ml Dimensions: 210x225mm Stopper Size: 13 Case Quantity: 3...

Borosilicate glass with protective aluminum or plastic mesh housing and extended aluminum base weighted for stability. Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Designed for stirring suspension cell cultures containing microcarriers Borosilicate glass Graduated Entire flask assembly can be autoclaved Suitable for conventional suspension cell cultures Produce improved cell yields over culture flasks which have suspended bar magnet. Stirring rods and interior...

Borosil® brand Flasks are designed to deliver the best combination of thermal shock resistance along with physical strength and resistance to chemical attack. Borosil® Narrow Mouth Conical Erlenmeyer Flasks with Interchangeable Joint comply with IS 1381. Uniform wall thickness distribution...

Enhance your laboratory procedures with the robust and reliable Round Bottom, Single Neck, Beaded Tube Well Flask from Ace Glass. This flask boasts a design tailored for versatile application in distillation and heating processes. Its integrated beaded tube well allows for the precise placement of...

Settling chamber capacity: 25 mL Extraction chamber diameter: 35 mm Top opening has pouring lip and is tooled for a#0 stopper.

Borosilicate Glass Flat Bottom Boiling Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack.

Non-baffled flasks are ideal for growing, mixing and storing both aerobic and anaerobic cultures. Graduated to approximate volumes. Delong style neck is made to fit stainless steel or plastic closures, while reducing the amount of splashing that would reach the closure.

Sibata Glass Filtering Flasks  Constructed of heavy wall borosilicate glass to withstand high vacuum  Used in conjunction with vacuum filter systems, these filtering flasks feature heavy-duty rims to reduce chipping  Feature white permanent graduations and large marking square...

Made of high quality, heavy duty, borosilicate 3.3 glass Beaded rim facilitates proper stopper fit (stopper not included) Class B tolerance, as per ISO 1042 Features a single graduation mark for precise dilution and preparation Volumetric flask made of high quality, heavy duty borosilicate 3.3...

These 10mL 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...

Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. Flasks with 29/26 center necks have a groove tooled just below the grind to aid in clamping of the flask.