Accessories
Thomson carries a number of accessories for the Optimum Growth® Flask series. Accessories add to the ease-of-use and functionality of Optimum Growth® Flasks and Transfer Caps

Visit More of the Optimum Growth® System
Flask Accessories
Caps for Sealing, Breathing & Exhaust

Solid & Vented Caps
Available for all Optimum Growth® flasks. Solid storage and vented caps keep your clarified media sterile until ready for processing

Bioreactor Exhaust Cap
When used with the Optimum Growth® 1.6L flask and connected to your bioreactor this cap provides a dry aseptic pressure release system
Laboratory Accessories
Fixtures for handling Optimum Growth® Flasks & Transfer Caps in the Lab

Optimum Growth® Flask Carriers
For the Optimum Growth® 125mL and 250mL flasks, carriers hold up to 8 flasks and a time and aid in transport to and from the shaker, while sampling in the hood and when left in the shaker to maximize spacing efficiency between flasks

Ring Stands & Rings
For suspending your Optimum Growth® Flask and Inversion Transfer Cap at the correct height above the receiving vessel

Nationwide Technical Support
We’re here to help!
Thomson employs a nationwide team of expert technical support staff ready to tackle any questions you may have regarding our products.
Optimum Growth® Flask Carrier Part Numbers
- 125mL 8 Position Carriernon-sterileUse with Optimum Growth® 125mL Flask (931110)Easily transport 8 125mL flasks at a timepn1212900|1/caseclick for more details
- 250mL 8 Position Carriernon-sterileUse with Optimum Growth® 250mL Flask (931111)Easily transport 8 250mL flasks at a timepn1212905|1/caseclick for more details
Optimum Growth® Vent Cap Part Numbers
- Optimum Growth® 125mL Vent CapsterilePTFE 0.2µm for Increased Aeration | SterileFor Optimum Growth® 125mL Flaskspn899110|50/caseclick for more details
- Optimum Growth® 250mL Vent CapsterilePTFE 0.2µm for Increased Aeration | SterileFor Optimum Growth® 250mL Flaskspn899111|50/caseclick for more details
- Optimum Growth® 500mL Vent CapsterilePTFE 0.2µm for Increased Aeration | SterileFor Optimum Growth® 500mL Flaskspn899112|25/caseclick for more details
- Optimum Growth® 1.6, 2.8 & 5L Vent CapsterilePTFE 0.2µm for Increased Aeration | SterileFor Optimum Growth® 1.6, 2.8 & 5L Flaskspn899116|24/caseclick for more details
Optimum Growth® Solid Cap Part Numbers
- Optimum Growth® 1.6, 2.8 & 5L Solid CapsterileEvaporation Proof Storage Cap | SterileFor Optimum Growth® 1.6, 2.8 & 5L Flaskspn899600-B|24/caseclick for more details
Optimum Growth® Exhaust Cap Part Numbers
- Bioreactor Exhaust Capsterile2' C-Flex® (I.D. 1/4" x O.D. 3/8") Tubing | SterileUse with Optimum Growth® 1.6L Flask & bioreactorpn931713-8|8/caseclick for more details
Transfer Cap Ring & Stand Part Numbers
- Stand with Ring for Inverting Optimum Growth® 1.6 & 2.8L Flasksnon-sterileUse with 1.6 & 2.8L Inversion Transfer CapsStand Height 22"pn931609|1/caseclick for more details
- Stand with Ring for Inverting Optimum Growth® 5L Flasknon-sterileUse with 5L Inversion Transfer CapsStand Height 22"pn931606|1/caseclick for more details
Transfer Cap Ring Only Part Numbers
- Ring Only for Inverting Optimum Growth® 1.6 & 2.8L Flasksnon-sterileUse with 1.6 & 2.8L Inversion Transfer CapsRequires 22" Standpn931700|1/caseclick for more details
- Ring Only for Inverting Optimum Growth® 5L Flasknon-sterileUse with 5L Inversion Transfer CapsRequires 22" Standpn931607|1/caseclick for more details