Three-neck round bottom flask with standard taper outer joints of 14/20 on both the center neck and angled side necks. Heavy wall design increases mechanical strength.
Two-neck round bottom flask with standard taper outer joints of 24/40 on both the center neck and angled side neck. Heavy wall design increases mechanical strength.
Three-neck round bottom flask with standard taper outer joints of 24/40 on both the center neck and angled side necks. Heavy wall design increases mechanical strength.