Lab Flasks

Lab Flasks

Products (808)

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  • Flask, Tapered wall, Five Neck, Jacketed

    Fully jacketed flask with sharply tapered walls which allows for continuous operation with smaller volumes. Jacket has hose connection inlet/outlet. Supplied with nylon bushings and fetfe o-rings.

  • G-Rex®10M-CS (closed system), Research Use Only

    10cm² membrane with 100 mL media capacity. Closed system with semi-automated liquid handling. Expand 5 million cells into between 200 to 400 million cells in about 10 days with NO medium exchange. [GAMMA IRRADIATED. For non-clinical, non-therapeutic, research use only.]

  • Non-Treated Cell Culture Flasks

    Nest cell culture flasks are available in cell growth areas ranging from 25cm2 to 225cm2. Tissue culture treated or non-treated flasks available with a vent cap or plug seal cap to meet your needs. Vent caps with 0.22 um hydrophobic filters for gas exchange. Angled neck for easy access Packaged in...

  • Volumetric Flask, Class A, with Glass Stopper, Individually 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. Individually serialized and certified.

  • 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.

  • Spring clamp for Erlenmeyer Flaskss, 500 mL (requires 8970620)

    The Bellco Glass Spring Clamp is an essential tool for securing 500 mL Erlenmeyer flasks during various laboratory procedures. Its robust design ensures stability and minimizes the risk of spills. This clamp requires the specific support model 8970620 for optimal functionality. It is crafted to...

  • PYREX® Class A Low Actinic Volumetric Flasks

    Low actinic stained glass provides protection for materials sensitive to light. The protective color is an integral part of the flask, which retains the mechanical strength, chemical stability and thermal resistance of PYREX brand hardware.

  • Cylindrical Reaction Vessels with Flat Flange

    These borosilicate glass cylindrical reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus preventing...

  • Disposable Polyethylene Vent Cap for GL45 Plastic Spinner Flasks, Sterile

    These disposable high density polyethylene sterile vent caps contain a 0.2 µm pore hydrophobic PTFE membrane. They are designed to fit the Corning® 500 mL, 1L and 3L Disposable Spinner Flasks (Cat. Nos. 3153, 3561and 3563) for culture applications requiring increased gas exchange. They...

  • Nephelo Flask, Baffled, Screw Cap

    Nephelometer type culture flask with angled cuvette side arm and side clean-out port. Flasks have three outside bottom baffles to promote mixing and oxygen transfer to media. Flasks come with 18-415 side port phenolic cap and 38-430 phenolic top cap. The side arm fits all standard Nephelometers and...

  • Flask Volumetric Class A Raysorb PTFE 10ml

    These flasks are RAY-SORB™ processed to protect your light-sensitive contents from short-length lightwaves. Calibrated to contain With a marking spot Supplied with a PTFE Standard Taper stopper having a color-coded handle Replacement stopper is 41901R Designed from ASTM Specification E288,...

  • Volumetric Flasks with PE Stopper - ASTM Class A

    Made of high quality, heavy duty, borosilicate 3.3 glass Calibrated to contain Features a single white graduation mark for precise dilution and preparation Fitted with a polypropylene stopper Class A tolerance conforms with ASTM-E288 standards Volumetric flask made of high quality, heavy duty...

  • Reusable Glass Spinner Flasks with Angled Sidearms

    Baffles enhance aeration and agitation of contents of the flask. Unique impeller design ensures optimal stirring. Sidearm designs permit easy access of 25 mL and 50 mL pipets. Reusable Glass Spinner Flask is designed to improve cell growth by keeping the culture media moving and improving aeration...

  • Fernbach Flask, Baffled, Screw Cap

    Fernbach style culture flask with mide-mouth neck and screw cap closure. Supplied with GL45 PP cap. Flask is triple baffled on outside edges for maximum oxygen transfer to the media. Caution! Do not place on direct heat source.

  • KIMAX Erlenmeyer Flasks

    DWK Life Sciences (Kimble)

    Tooled, heavy-duty top finish Tops are of carefully controlled diameter Scale indicates approximate volume Thick walled body with tapered contour to minimize chipping

  • Flasks, Erlenmeyer, Outer Joints

    Erlenmeyer flask with a standard taper outer joint. For stoppers see CG-3000. This set of Erlenmeyer flasks is designed with outer joints, offering a practical solution for a wide range of experimental procedures. The flasks' unique design includes a broad flat base for stability and a narrow...

  • Conical 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 with Screw Cap.

  • Spring clamp for Erlenmeyer Flaskss 1000 mL (requires 8970620)

    Developed for the precision and accuracy required in laboratory settings, this spring clamp is specifically designed to work with 1000 mL Erlenmeyer flasks. This high-quality tool ensures stability and safety, securely holding the flask during experiments or procedures. The clamp is easy to use, and...

  • Nalgene Erlenmeyer Flasks

    Thermo Scientific Nalgene

    Sterile and disposable with screw cap One-time use Made of clear, PETG plastic Polyethylene screw closures Individually bagged Single-use, disposable flasks reduce the chance for cross contamination. Sterilized using gamma irradiation and individually bagged for protection and convenience. Graduated...

  • Flasks, Volumetric, Class A, Wide Mouths, Heavy Duty, Heavy Wall, Large Numbers, Flat Bottoms, Glass Stoppers

    Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large permanent white letters make the capacity clearly visible. Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288...

  • PYREX® Brand Class A Serialized Volumetric Flasks With Stopper

    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.

  • CELLCOAT® Protein Coated Cell Culture Flasks

    These convenient, ready-to-use tissue culture flasks are coated with extra-cellular matrix proteins (ECM) or synthetic peptides. Coating provides an inert scaffolding that helps regulate cell growth and proliferation. It simulates the cells' natural environment, which facilitates adherence,...

  • Falcon® Tissue Culture Flasks, Vented

    Sterile Flask of optically clear polystyrene, tissue culture treated Plug seal screw cap of polyethylene Incorporate a 0.2 micron microporous membrane filter into a standard Corning® Falcon® plug seal cap to prevent contamination while providing improved consistency in gas exchange over...

  • Nunclon™ Sphera™ Flasks

    Thermo Scientific Nunc

    Optimizing spheroid formation Allows cells to grow in suspension with virtually no cell attachment Supports many different cell types and their ability to generate spheroids Enables consistent, repeatable cell growth Growing 3D cancer cultures Minimizes variability and supports the consistent...

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