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LABORATORY FLASKS FOR MIXING AND ANALYSIS

Flasks enable controlled mixing, heating, and reaction processes in laboratory workflows. Narrow neck geometry reduces evaporation and supports closed systems with stoppers or joints. Shape variations influence fluid dynamics and heat distribution during reactions. These characteristics govern reaction control, containment, and experimental reproducibility.
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Flasks

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  1. Nalgene™ Single-Use PETG Erlenmeyer Flasks with Baffled Bottom: Sterile
    Nalgene™ Single-Use PETG Erlenmeyer Flasks with Baffled Bottom: Sterile
    As low as $124.36
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  2. Nalgene™ Single-Use PETG Erlenmeyer Flasks with Plain Bottom: Sterile
    Nalgene™ Single-Use PETG Erlenmeyer Flasks with Plain Bottom: Sterile
    As low as $115.54
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  3. Nalgene™ Polycarbonate Baffled Culture Flasks
    Nalgene™ Polycarbonate Baffled Culture Flasks
    As low as $215.18
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  5. Nunc™ Cell Culture Treated Flasks with Filter Caps
    Nunc™ Cell Culture Treated Flasks with Filter Caps
    As low as $297.02
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  6. Nunclon™ Sphera™ Flasks
    Nunclon™ Sphera™ Flasks
    As low as $512.44
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  7. Nunc™ High Density Cell Factory™ System
    Nunc™ High Density Cell Factory™ System
    As low as $722.55
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  8. Nunc™ EasYFlask™ Flasks with Nunclon™ Supra Surface
    Nunc™ EasYFlask™ Flasks with Nunclon™ Supra Surface
    As low as $375.08
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  9. Nunc™ EasYFlask™ Cell Culture Flasks
    Nunc™ EasYFlask™ Cell Culture Flasks
    As low as $304.64
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  10. Nunc™ Cell Culture Treated Flasks with Solid Caps
    Nunc™ Cell Culture Treated Flasks with Solid Caps
    As low as $284.65
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  11. Nunc™ Standard Closed Cell Factory System
    Nunc™ Standard Closed Cell Factory System
    As low as $2,109.41
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  12. Nunc™ Cell Factory™ System Accessories
    Nunc™ Cell Factory™ System Accessories
    As low as $37.16
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  14. Nunc™ EasyFill™ Cell Factory™ System
    Nunc™ EasyFill™ Cell Factory™ System
    As low as $608.09
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  15. Nunc™ Cell Factory™ System
    Nunc™ Cell Factory™ System
    As low as $574.36
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  16. Nalgene™ PMP Erlenmeyer Flasks with Closure
    Nalgene™ PMP Erlenmeyer Flasks with Closure
    As low as $270.40
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  17. Nunc™ Non-treated Flasks
    Nunc™ Non-treated Flasks
    As low as $313.20
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  18. Nalgene™ Polycarbonate Erlenmeyer Flasks with Closure
    Nalgene™ Polycarbonate Erlenmeyer Flasks with Closure
    As low as $257.40
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  19. Nunc™ Poly-D-Lysine or Collagen I Coated EasYFlasks™
    Nunc™ Poly-D-Lysine or Collagen I Coated EasYFlasks™
    As low as $720.44
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  20. Nalgene™ Erlenmeyer Flasks made with Teflon™ fluoropolymer and Closure made with Tefzel™
    Nalgene™ Erlenmeyer Flasks made with Teflon™ fluoropolymer and Closure made with Tefzel™
    As low as $578.96
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  21. Nalgene™ Vented HDPE Closures for Sterile Single Use Erlenmeyer Flasks
    Nalgene™ Vented HDPE Closures for Sterile Single Use Erlenmeyer Flasks
    $123.02
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  22. Nunc™ 300cm² Cell Culture Treated Flasks
    Nunc™ 300cm² Cell Culture Treated Flasks
    As low as $112.33
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  23. Nunc™ Sterile Flask Replacement Filter Caps
    Nunc™ Sterile Flask Replacement Filter Caps
    As low as $159.56
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  24. Nalgene™ Class B Polymethypentene (PMP) Volumetric Flasks with Screw Caps
    Nalgene™ Class B Polymethypentene (PMP) Volumetric Flasks with Screw Caps
    As low as $500.19
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  25. Nalgene™ Polycarbonate Erlenmeyer Flasks
    Nalgene™ Polycarbonate Erlenmeyer Flasks
    As low as $221.68
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  26. BioLite™ Cell Culture Treated Flasks
    BioLite™ Cell Culture Treated Flasks
    As low as $290.24
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Frequently Asked Questions

Is a laboratory flask compatible with all chemicals?
Compatibility depends on the material of the flask. Borosilicate glass is resistant to many chemicals but may be affected by strong alkalis or hydrofluoric acid. Plastic flasks offer resistance to certain substances but may not be suitable for organic solvents. Chemical compatibility should always be verified.
How do you choose the right size and type of flask?
Selection depends on the application, required volume, and whether heating or precise measurement is needed. Volumetric flasks are used for exact solutions, while Erlenmeyer or round-bottom flasks are used for mixing or reactions. Choosing the correct size helps improve efficiency and accuracy.
What is the advantage of a narrow-neck flask design?
The narrow neck reduces evaporation and limits exposure to air, helping maintain sample concentration and purity. It also allows the use of stoppers or fittings for closed systems. This design is particularly useful in reactions requiring controlled conditions or minimal contamination.
How should laboratory flasks be cleaned and maintained?
Flasks should be cleaned with laboratory detergents and rinsed thoroughly with deionized water to remove residues. For sensitive applications, additional cleaning or sterilization may be required. Regular inspection for cracks or damage ensures safe use and consistent performance.
Can laboratory flasks be used for long-term storage of liquids?
Flasks can be used for temporary storage, especially when fitted with appropriate stoppers. However, they are not typically designed for long-term storage compared to dedicated containers. For extended storage, containers with secure sealing systems are generally recommended to prevent contamination and evaporation.
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