Aspirator, Bottles C-11015 Glass, with ground in stopper and tablature near the bottom Aspirator, Bottles C-11018 Boro 33 glass, with outlet for tubing, near the bottom. Aspirator, Bottles C-11020 Boro 33 glass with stopper at top, outlet socket 29/32 near the bottom and stopcock Bottles, Reagent C-11155 Boro 33 glass, narrow neck, with interchangeable ground glass hollow stopper.