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Labconco™ Fast-Freeze™ Flasks, Flask Bottom Only

High-strength borosilicate glass bottom to withstand extreme temperatures and high vacuum

Manufacturer: labconco™  7542000

 View all options for this product

Adapters are required to attach flasks to freeze dry valve ports

Catalog No. 10-269-50B


Description & Specifications


Height (English) With Closure 2.99 in.
Height (Metric) With Closure 7.6cm
Material Borosilicate Glass
Diameter (English) Outer 1.33 in.
Capacity (Metric) 40mL
Diameter (Metric) Outer 34mm
Weight (English) 0.7 lb.
Weight (Metric) 0.3kg

  • Features a wide mouth opening to load fast and clean easily
  • Flat bottom reduces spills and provides better balance
  • Flasks should be filled to no more than one-third of their volume so that maximum surface area is achieved and efficient lyophilization is assured
  • Tops, bottoms, and filter paper are available separately as replacement components


Accessories for Catalog Number: 1026950B

Item Mfr. No. Item Description Price Per Unit Quantity  
Labconco™ Fast-Freeze™ Flasks, Rubber Tops Only
For use with Fast-Freeze Flasks Each for $59.03