Thomson Optimum Growth Flask – 125mL to 5L

  • Optimised for mammalian and insect cell cultures
  • Available in 5 different sizes (125mL, 250mL, 500mL, 1.6L, 2.8L and 5L)
  • Gives excellent growth
  • Space saving capability
  • Individually packaged and sterilized
  • Patented transfer cap connects directly to wave bags and bioreactors with QuickConnect or tube fusing and allows for inoculation of larger cultures directly from flask
  • Baffles designed for high aeration and low shear
  • 0.2um vented cap
  • Suggested working volume up to 3L for 5L flasks
  • Available in a 5L flask sterile with port, for fast and aseptic sampling
  • Available as Multiported 5L flask with bidirectional transfer/feed and sampling ability

Please contact us for data with CHO, HEK 293, Insect Cell Lines, and Hybridoma

Click here for information on stands for inverting 1.6L and 5L Optimum Growth Flasks

Product Numbers


Product number
5L – 4 per case 931116
5L flask sterile with port - 4 per case 931116-PORT-E
5L multiported flask 931116-PORT-E-TRT
2.8L – 6 per case 931114
1.6L – 12 per case 931113
500mL – 25 per case 931112
250mL – 50 per case 931111
125mL – 50 per case 931110