These quality borosilicate glass Biomass Flasks have a 5000ml capacity, a 24/40 ground glass bottom joint, and a 60/50 ground glass top joint. The large top openings are ideal for inserting materials for distillation. Case of 10

A Biomass Flask (5000 mL, 60/50 Ground Glass Joint) is a large-capacity, heavy-duty laboratory vessel specifically designed for handling, processing, or reacting biological materials—commonly plant matter, microbial cultures, or fermentation substrates. This flask has a 24/40 ground glass bottom joint and a a 60/50 ground glass top joint. The large top opening is ideal for inserting materials for distillation. Sold as a case of 10. Made from heat resistant borosilicate glass.