Filtering Flasks

St Patrick's Day 2025

Filtering flasks are essential tools in laboratory settings, primarily used for separating solids from liquids through filtration. These flasks are crucial for various applications, including bacterial culture flasks and Buchner flasks.

Filtering flasks ensure reliable performance even under rigorous conditions and are designed with durable, heat-resistant glass. Many feature heavy-duty side arms for secure vacuum attachments, which facilitate faster filtration processes. The sturdy construction reduces the risk of breakage, providing longevity and dependable use.

These flasks' specific design allows for efficient and safe handling of cultures and other samples. The thick-walled glass can withstand high vacuum pressures, making them suitable for microbiology and chemistry labs. Options within this category include various sizes and capacities to suit different volumes and requirements.

Filtering flasks are often compatible with a range of stoppers and adapters, allowing seamless integration into existing lab setups. Accessories such as rubber stoppers and filter adapters enhance versatility, ensuring these flasks meet diverse laboratory needs effectively.

Filtering Flasks

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  • Glass Filtering Flasks

    Pack of 2 Filter Flasks with easy-to-read white enamel graduations INTEGRAL SIDE ARM || Conical flask with tubulated integral side arm HEAVY WALL || Heavy wall design for safe use under vacuum pressure INDUSTRIAL QUALITY || Made of high quality, heavy duty, borosilicate 3.3 glass with excellent...

  • 25cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 10/pk, 200/cs

    25cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 10/pk, 200/cs

  • 2L PC High Efficient Erlenmeyer Flaskss, with Baffles, Seal Cap, Sterile, 1/pk, 4/cs

    2L PC High Efficient Erlenmeyer Flaskss, with Baffles, Seal Cap, Sterile, 1/pk, 4/cs

  • Aldrich® filter flask capacity 1000 mL, stopcock for 3-way

    Synonym: filter flask, filter flasks, filtering flasks, flask filter General description 1,000 mL, with 3-way glass stopcock. Allows waste solvent to be drained from flask via stopcock without disassembly, thus minimizing breakage. Use with NMR tube cleaners, Gooch crucibles, and Buchner funnels....

  • 225cm2 Tissue Culture Flasks

    Tissue Culture Flasks are available in Tissue Culture Treated and Non-treated Suspension Culture Versions Tissue Culture Treated Flasks have uniform hydrophilic surface ideal for consistent cell attachment Convenient zip-closure bag is a practical alternative to folding and taping open bags Large...

  • 600mL Suspension Culture Flasks

    Flask is printed with lot number and expiration date for easy identification and tracking. Molded, interlocking T design for improved stacking on 600 &850mL size flasks. Vent caps feature 0.22µm hydrophobic membrane. Specifications: Convenient zip-closure bag is a practical alternative to...

  • 125mL Erlenmeyer Vent Cap

    Designed for mammalian suspension culture applications as well as bacterial & yeast culture Vent with over-sized vent area feature 0.22µm hydrophobic membrane which allows for improved gas exchange without contamination Avoid contamination with single-use, pre-sterilized flasks Lightweight...

  • 1000mL Erlenmeyer Flasks, Vent Cap, Plain Bottom, PC, Sterile

    Lightweight plastic material is easier and safer to handle than glassDesigned for mammalian suspension culture applications as well as bacterial & yeast cultureBaffled flasks enhance both vertical and circular culture movement to improve aerationVent cap options are available to prevent the common...

  • Gasket, Reaction Flask

    Flat gaskets for sealing two flat ground glass surfaces. Plain flat or grooved PTFE gaskets reduce breakage and make an effective seal. Our flat, exclusive FETFE gasket provides a leak-free seal with slight clamp pressure. These are designed especially for use with our conical or flat ground flange...

  • Amber Volumetric Flasks,100mL To Contain

    Amber stained volumetric flasks are manufactured per ASTM E-288 Class A Serialized glassware specifications. Calibrated to contain (TC), these flasks feature white enamel printing and diamond etched graduation line. For light sensitive materials. Specifications: Type 1 Borosilicate Glass Size: 100ml...

  • 50ml Mini Bio Reactor Tubes ,PP/HDPE,  Sterile, 10/pack, 100/cs

    50ml Mini Bio Reactor Tubes ,PP/HDPE, Sterile, 10/pack, 100/cs

  • 2ml Pipette Pipette, Individually WraAPPARELd, sterile 400/pk, 2400/cs

    2ml Pipette Pipette, Individually WraAPPARELd, sterile 400/pk, 2400/cs

  • PP S/C Volumetric Flasks,50mL Class B  - With Screw Cap

    Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Certified Class B with individual ring marking per DIN 122664. Supplied with screw cap. Specifications: Volume Ml: 50ml Accuracy +/- Ml: 0.10 Height: 150mm Thread Gl: 18 Case Quantity: 2  

  • 500mL Erlenmeyer Flasks, Solid

    Designed for mammalian suspension culture applications as well as bacterial & yeast culture. Vent caps feature 0.22µm hydrophobic membrane which allows for gas exchange without contamination; over-sized vent area in cap improves gas exchange. Specifications: Packaged sterile in individual bags...

  • 250 mL PC Conical Erlenmeyer Flaskss, with Baffles, Vent Filter Caps, Sterile,1/pk, 12/cs

    250 mL PC Conical Erlenmeyer Flaskss, with Baffles, Vent Filter Caps, Sterile,1/pk, 12/cs

  • 250 mL PC Conical Erlenmeyer Flaskss, Flat Bottom, Vent Filter Caps, Sterile,1/pk, 12/cs

    250 mL PC Conical Erlenmeyer Flaskss, Flat Bottom, Vent Filter Caps, Sterile,1/pk, 12/cs

  • 250mL Erlenmeyer Flasks, Vent

    Designed for mammalian suspension culture applications as well as bacterial & yeast culture. Vent caps feature 0.22µm hydrophobic membrane which allows for gas exchange without contamination; over-sized vent area in cap improves gas exchange. Specifications: Packaged sterile in individual bags...

  • 225cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 5/pk, 25/cs

    225cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 5/pk, 25/cs

  • 175cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 5/pk, 40/cs

    175cm2 Cell Culture Flasks, Vent Cap, Non-Treated, sterile 5/pk, 40/cs

  • ValueWare® Filter Flasks, Heavy Wall

    DWK Life Sciences (Kimble)

    Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use....

  • 500 mL PC Conical Erlenmeyer Flaskss, with Baffles, Vent Filter Caps, Sterile,1/pk, 12/cs

    500 mL PC Conical Erlenmeyer Flaskss, with Baffles, Vent Filter Caps, Sterile,1/pk, 12/cs

  • Glass Filtering Flasks with Adapter

    Filtering conical flask made of high quality Borosilicate glass Conical shape for spill prevention Integral Plastic Side Arm Filtering conical flask made of high quality Borosilicate glass with an integral plastic side arm Conical shape for spill prevention.  

  • 1000mL Erlenmeyer Flasks,Solid

    Designed for mammalian suspension culture applications as well as bacterial & yeast culture. Vent caps feature 0.22µm hydrophobic membrane which allows for gas exchange without contamination; over-sized vent area in cap improves gas exchange. Specifications: Packaged sterile in individual bags...

  • 3L PC High Efficient Erlenmeyer Flaskss, Flat Base, Vent Filter Cap, Sterile, 1/pk, 4/cs

    3L PC High Efficient Erlenmeyer Flaskss, Flat Base, Vent Filter Cap, Sterile, 1/pk, 4/cs

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