& Vented Screw Caps

General InfoTechnical ResourcesRequest A Sample

As a component of the Thomson Ultra Yield® System, AirOtop™ Enhanced Flask Seals are disposable, high gas exchange, sterile seals for all shake flasks.

AirOtop™ Enhanced Seals

& Vented Screw Caps

AirOtop™ Enhanced Seals

AirOtop™ Enhanced Seals (patented) are disposable, high gas exchange, sterile seals for all shake flasks and are a component of Thomson’s Ultra Yield® Solution and provide you with:

  • Sterile 0.2μm hydrophobic barrier with a resealable gas-permeable membrane

  • Fits all Ultra Yield® Flasks as well as other brand flasks both glass and disposable

  • AirOtop™ Enhanced Seals help improve microbial growth and are part of the Ultra Yield® System

  • Resealable for up to 24 hours in culture

Ultra Yield® Vented Screw Cap

Vented Screw Caps feature a durable non-autoclavable design for use on Thomson Ultra Yield® Flasks. They also include a sterile 0.2μm hydrophobic barrier for high-throughput gas exchange

  • Sterile 0.2μm hydrophobic barrier with a gas-permeable membrane

  • Improve microbial growth

Disposable, Sterile, Easy To Use

Higher Gas Exchange on All Types of Shake Flasks
Sterile membrane barrier

AirOtop™ Seals and Vented Screw Caps feature a 0.2μm sterile membrane barrier which provides a higher gas exchange on all types of shake flasks. As a matter of fact, AirOtop™ Enhanced Seals are designed to fit on the tops of both Thomson flasks and traditional glass flasks. To determine the correct AirOtop™ Seal to use with your glass or disposable flask refer to AirOtop™ Enhanced Seal Compatibility below.

resealable for up to approximately 24 hours

AirOtop™ Seals are disposable, sterile, easy to use, and resealable for up to approximately 24 hours. Multiple sizes are available to keep all of your flasks covered. Testing has been conducted at multiple customer sites with great results. Organisms tested include Protista (Algae), E. coli, and other microbes which exhibited increased cell density, a more neutral media pH and increased gas exchange rates.

Time to Harvest?

Ultra Yield® BiDirectional Transfer Caps
aseptic transfer system

In addition, when it comes time to harvest flask contents or transfer to larger fermenters Thomson manufactures a single-use Ultra Yield® BiDirectional Transfer Cap for the 1.5L and 2.5L Ultra Yield® Flasks. This aseptic transfer system keeps your process sterile and GMP-compliant

Visit More of the Ultra Yield® System

Ultra Yield® Flasks

AirOtop™ Are Fully Compatible

with other manufacturer’s flasks

Thomson AirOtop™ Enhanced Seals are fully compatible with other manufacturer’s flasks. Please see the compatibility charts (below) for identifying the correct seal for your flask.

Common Seals Replaced

with AirOtop™ Enhanced Seals
Seal TypeSterile 0.2μm Air BarrierHigh Aeration RateDisposable
AirOtop™
Metal Flask Cap
Aluminium Foil
Cotton Plug
Cheese Cloth
Can we transistion to AirOtop™ in our protocols?

We have Answers!

If you have questions on transitioning to AirOtop™ for sealing your flasks, Thomson has a dedicated support staff ready to answer any of your questions.

AirOtop™ Enhanced Seals Part Numbers

  • AirOtop™ Enhanced Seal
    sterile
    Resealable | PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 125mL Flask
    pn899421|100/case
    click for more details
  • AirOtop™ Enhanced Seal
    sterile
    Resealable | PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 250mL Flask
    pn899423|100/case
    click for more details
  • AirOtop™ Enhanced Seal
    sterile
    Resealable | PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 500mL Flask
    pn899424|100/case
    click for more details
  • AirOtop™ Enhanced Seal
    sterile
    Resealable | PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 1.5 & 2.5L Flasks
    pn899425|100/case
    click for more details

Ultra Yield® Vent Cap Part Numbers

  • Ultra Yield™ 125mL Vent Cap
    sterile
    PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 125mL Flasks
    pn899109|50/case
    click for more details
  • Ultra Yield™ 250mL Vent Cap
    sterile
    PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 250mL Flasks
    pn899110|50/case
    click for more details
  • Ultra Yield™ 500mL Vent Cap
    sterile
    PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 500mL Flasks
    pn899111|25/case
    click for more details
  • Ultra Yield™ 1.5 & 2.5L Vent Cap
    sterile
    PTFE 0.2µm for Increased Aeration | Sterile
    For Ultra Yield™ 1.5 & 2.5L Flasks
    pn899566|24/case
    click for more details

Ultra Yield® Bidirectional Transfer Cap Part Number

  • Ultra Yield® Bidirectional Transfer Cap
    sterile
    For 1.5 & 2.5L Ultra Yield® Flask | Sterile
    Use with Peristaltic Pump
    pn899136|6/case
    click for more details

© 2021 Thomson |
Solutions At Work™

LinkedIn