Lab Flasks

Lab flasks are essential tools in the laboratory environment, offering versatility and precision in various scientific applications. This category, including a range of flask types, is integral to experiments across chemistry, biology, and pharmaceutical fields.

volumetric flasks, prized for their accuracy in measuring liquid volumes, are a highlight of this category, crucial for quantitative analyses. boiling flasks, with their round bodies and narrow necks, facilitate even heating and are essential in distillation and boiling processes. Neck filtration flasks are designed for vacuum filtration, combining durability with functionality for precise separation tasks.

The round, bottom-angled three-neck flasks stand out for their adaptability in complex chemical reactions, allowing simultaneous inputs or outputs. Also, baffled flasks enhance the mixing and oxygen transfer in biological cultures with their unique design.

Each type of lab flask, from glass flasks with stoppers to volumetric flasks, plays a pivotal role in lab efficiency and accuracy. This extensive range of lab flasks enhances experimental capabilities and encourages exploration and innovation in laboratory settings.

Lab Flasks

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  • Polycarbonate Erlenmeyer Flasks (Flat Base)

    TriForest Erlenmeyer Shaker Flasks are manufactured with virgin, optically clear, non leaching LEXAN® Polycarbonate resin that retains clarity after gamma radiation. The flasks are certified pyrogen free, DNase/RNase free, ideal for cell cultures, microbial cultures, plants, media preparation,...

  • Erlenmeyer Flask

    Celltreat Scientific

    Designed for mammalian suspension culture applications as well as bacterial & yeast culture Polycarbonate available with vent cap only    Vent caps with over-sized vent area feature 0.22µm hydrophobic membrane which allows for improved gas exchange without...

  • Erlenmeyer Flask Mugs

    United Scientific Supplies

    This 500ml borosilicate glass flask features an attached handle and a smooth rim. The molecular structure of caffeine is enamled in white on one side, and the other side has standard flask graduations.

  • SYNTHWARE Schlenk Storage Tubes with High Vacuum Valves

    SYNTHWARE Schlenk storage tube with a high vacuum valve. The valve has a PTFE O-ring at the tip and a PTFE wiper to protect the O-rings on the shaft. Valve is used to control liquid or gas flow into the vessel.

  • Borosil® Narrow Mouth Glass Erlenmeyer Flasks

    Borosil® Erlenmeyer Flasks have uniform wall thickness, perfect for evenly distributed heat. The classic conical shape promotes effective mixing. Beaded rims confer durability and crack resistance. Graduations and marking spot further improve the functionality of these essential lab tools....

  • PYREX Heavy-Duty Graduated Erlenmeyer Flasks

    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.

  • Glass Erlenmeyer Flasks

    Single Erlenmeyer Flasks with narrow necks Made of high quality, heavy duty, borosilicate 3.3 glass with superior durability and heat tolerance Features uniform wall thickness ideal for heating and a reinforced rim for protection against high impacts Easy-to-read white enamel graduations Conforms...

  • SYNTHWARE Storage Tubes with Outer Joints

    SYNTHWARE storage tube with standard taper outer joint and high vacuum valve. Valve has a PTFE o-ring at the tip. Valve is used to control liquid or gas flow into the vessel.

  • Erlenmeyer Shake Flasks

    DWK Life Sciences (Wheaton)

    The Wheaton Erlenmeyer Flask is made of Lexan Polycarbonate Resin that has outstanding mechanical, optical, electrical and thermal properties. This resin conforms to flame retardant standards and is scratch resistant. This resin also meets the requirements of United States Pharmacopeia (USP) XXII...

  • Wide Mouth Erlenmeyer Flasks

    United Scientific Supplies

    Borosilicate Glass Erlenmeyer Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack, Wide Mouth.

  • Erlenmeyer Shaker Flasks

    Greiner Bio-One Erlenmeyer shaker flasks are ideal for suspension culture of mammalian cells, plants, microbes and microorganisms. The shaker flasks feature a patented 2-in-1 DuoCAP® which allows for flexibility between vented and non-vented applications. Each flask is manufactured utilizing an...

  • Erlenmeyer Flasks

    GSC International, Inc.

    These borosilicate glass Erlenmeyer flasks have narrow mouths, tooled top finishes, and graduations. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more...

  • Erlenmeyer Flasks

    United Scientific Supplies

    Borosilicate Glass Erlenmeyer Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack, Narrow Mouth.

  • Glass Volumetric Flasks - Class A

    Made of high quality, heavy duty, borosilicate 3.3 glass Beaded rim facilitates proper stopper fit (stopper not included) Class A 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...

  • Falcon® Cell Culture Flasks

    Vacuum-gas plasma tissue culture treatment provides consistent cell attachment, spreading, and growth    Choose standard tissue culture, Corning® Primaria™, or not tissue culture-treated polystyrene growth surfaces to meet your individual cell culture requirements   ...

  • Tissue Culture Flasks

    Celltreat Scientific

    CELLTREAT Tissue Culture flasks are manufactured under the most stringent conditions and include a 100% integrity test to assure the reliability with your tissue and cell culture work. Class 100,000 clean room, USP class VI virgin polystyrene, and ISO 9001:2000 quality management systems all...

  • PYREX Micro Tubulation Flask

    Small filtering flasks are recommended for microchemical use All flasks have permanent white-enamel marking spots Takes rubber stopper No. 3; 50 mL size, No. 4; 125 mL size, No. 5

  • Multiple Well Plates

    Celltreat Scientific

    Available in 6, 12, 24, 48 and 96 well flat bottom configurations NEW — 96 well plates now available with a round bottom Plates are labeled with alpha-numeric markings for easy identification of individual wells Each well has a raised rim which nests into the rings on the single direction lid...

  • Break Resistant Lip Erlenmeyer Flask-Grad,2000mL Narrow mouth

    Erlenmeyer flask, graduated Ideal for general laboratory media mixing, storage and dispensing Narrow mouth with break-resistant lip that resists chipping Graduated to approximate volumes Borosilicate glass

  • Wide Neck Glass Erlenmeyer Flasks

    Made of high quality borosilicate 3.3 glass Wide neck for easy filling Conforms with DIN ISO 24450 standards for flasks Wide neck conical flask with white graduations. Made of high quality borosilicate 3.3 glass. Autoclavable, with superior chemical durability. Low temperature gradient- can...

  • Flask, Erlenmeyer, Heavy Wall

    Erlenmeyer flask, heavy wall, with a standard taper joint. Ideal for rigorous laboratory applications, this Heavy Wall Erlenmeyer Flask is designed to withstand intense heat and repeated use. Its superior construction offers enhanced durability, making it a reliable choice for scientific experiments...

  • Flask, Erlenmeyer, Globe Glass

    Globe Glass™ Erlenmeyer flasks meet ASTM E1404 specifications for narrow mouth, wide mouth and screw cap options and are available in a wide range of sizes.  Wide mouth conical flasks allow easy access to contents, while screw cap conical flasks include a GL45 cap with a PTFE liner for a...

  • TPP® tissue culture flasks

    The inside surface treatment by TPP provides an optimal growth surface on the flask base for the most varied matrix-dependent tissue cultures. The untreated side and top inside surfaces reduce the amount of cell loss during the separation phases, because undesired tissue adhesion outside the growth...

  • PYREX Graduated Erlenmeyer Flasks, Wide Mouths

    These PYREX® wide mouth Erlenmeyer flasks are especially recommended for use as titration flasks and are designed with heavy duty rims to reduce chipping. For convenience, these flasks are graduated in durable white enamel to show the approximate capacity and have an extra large marking...

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What are three-neck flasks used for?

Three-neck flasks are versatile pieces of laboratory glassware for conducting chemical reactions that require multiple access points. The central neck is typically used for mounting a reflux condenser or stirring apparatus, while the two side necks provide ports for adding reagents, inserting thermometers, or connecting additional equipment like gas inlets or distillation setups.