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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  • Treated Cell Culture Flask

    labForce® (powered by Thomas Scientific)

    Made of high clarity, 100% virgin polystyrene. Sterilized by E-beam, SAL=10-6. Non-Pyrogenic, DNase/Rnase free cell culture bottles. Frosted writing and clear graduations. Notched bottom for slip free stacking. Clear lot number for batch traceability. Cell culture bottles packaged in sterile,...

  • Volumetric Flask, Class A, with Glass Stopper, Batch Certified

    Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E-288. Batch certified.

  • 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...

  • Volumetric Flasks with Snap Cap - ASTM Class A

    Made of high quality borosilicate 3.3 glass Includes polyethylene snap cap Single graduation line for precise dilution and preparation Class A as per ASTM-E288 Volumeteric flaks made of durable borosilicate 3.3 glass with a single graduation mark. Fitted with a chemically-resistant polyethylene snap...

  • Glass Erlenmeyer Flasks with Screw Cap

    Erlenmeyer flask made of high quality, heavy duty, borosilicate 3.3 glass Easy to read, white printed graduations and specifications Flask includes an acid-proof, autoclavable polypropylene screw cap with a Teflon liner Superior chemical durability and heat tolerance. Designed for use in...

  • 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,...

  • PYREX Boiling Flasks

    Carefully 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 under the...

  • Class A Reusable Plastic Volumetric Flask, Polymethylpentene

    Transluscent flask is supplied with tapered polypropylene stopper with an individually calibrated graduation line. The product is manufactured to Class A tolerances as defined by ISO 1042. They are supplied with an imprinted lot number and certificate. These flasks may be autoclaved to 121ºC...

  • SYNTHWARE Heavy Wall Cylindrical Pressure Vessels

    Pressure Vessel, Heavy Wall, Cylindrical, Synthware, Capacity: 15-120mL available, GL Thread Size: 15, Vessel has an internal thread for use with PTFE bushing, O-ring is positioned above the thread for inproved sealing.

  • Class A Volumetric Flasks

    SP Wilmad-LabGlass

    These borosilicate glass volumetric flask sizes comply with requirements for Type 1, Class A "Unserialized flasks". They are supplied with a standard taper penny head glass stopper. Calibrated "to contain" at 20°C. Reference: ASTM E288 and Federal Specifications NNN-F-289....

  • 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...

  • Flask Volumetric Class A TC / TD w / Stopper 100ml

    KIMAX flask with a graduation ring blasted on the neck. Calibrated both "to contain" and "to deliver" (top line). With a marking spot Ground glass stopper is supplied with the flask Designed from ASTM Specification E288, Class A unserialized requirements Replacement stopper is...

  • PETG Erlenmeyer Flasks

    NEST Scientific USA

    Ideal for shaker culture applications. PETG Bottle & HDPE Cap Sterilized by E-Beam Nonpyrogenic Packaged in sterile bags Non-toxic and environmentally friendly.

  • 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...

  • KIMAX Brand Volumetric Flasks With Stopper

    Calibrated "to contain", they are designed from ASTM Specification E288, Class B requirements Sizes 10 through 50 mL include Standard Taper 9 glass stopper; size 100 mL, Standard Taper 13; sizes 200 and 250 mL, Standard Taper 16, size 500 mL, Standard Taper 19; 1,000 mL, Standard Taper 22...

  • Class A Volumetric Flasks with Snap Cap, Batch Certified, QR-Coded

    Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A plastic snap cap is included. Meets Class A specifications per ASTM E-288. Batch Certified. Our volumetric flasks feature QR code integration to facilitate quick and easy...

  • SYNTHWARE Round Bottom Two Neck Flasks

    SYNTHWARE round bottom, heavy wall, two neck flasks with standard taper outer joints on both the center neck and the angled side neck. All sizes are hand blown from tubing to ensure uniform wall thickness.

  • PYREX Erlenmeyer Shaker Flask

    Delong style Extra deep baffles These PYREX Delong style shaker culture flasks have three extra deep baffles designed to provide greater agitation of solutions to improve oxygen or gas transfer when used with rotary or reciprocating shakers. The long neck reduces splashing and is designed for...

  • 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   ...

  • Polycarbonate Erlenmeyer Flasks (Baffled 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,...

  • Flask, Erlenmeyer, Standard Taper Joint

    Erlenmeyer flask with standard taper joint. This Erlenmeyer Flask features a Standard Taper Joint, enabling seamless integration with other laboratory glassware for complex experimental setups. The distinct conical shape and flat base allow for safe handling and efficient mixing of substances...

  • Wide Mouth, Conical Erlenmeyer Flasks

    United Scientific Supplies

    Wide Mouth, conical flask made of polypropylene. Comes with a screw cap, or can be used with a stoper. Chemical resistant and autoclavable to 120 degrees C. Graduated in easy to see green print

  • Large Polycarbonate Erlenmeyer Flasks

    Disposable flasks feature wide, easily accessible mouths Optically clear polycarbonate Baffled and non-baffled bottoms available Sterile and certified non-pyrogenic Fernbach design 4907K36, 4907K49, 4907K30, and 4907K48 are certified RNase- and DNase-free Designed for use as culture flasks or...

  • Thomas-Schoniger Platinum Sample Carriers

    22- or 18-gage platinum wire gauze U-Shaped Carrier is 12 x 12 mm with a 3 mm space between sides. The 20-gage wire stem forms into loop for hanging on stopper hook in Thomas-Schoniger flask. Heavy-gage sample carrier is similar to 1233S50 Sample Carrier but with heavier 18-gage wire.

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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.