Sterile Vented Baffled-Bottom Polycarbonate Erlenmeyer Flask, USP Class VI, 500mL Base Size_8 x 5" preferred over iron or nichrome

preferred over iron or nichrome because it contributes no color of its own to the flame

supplied with a rubber seal for bell-jar vacuum demonstrations

sized for standard breadboard hole spacing in circuit-building experiments

and cervical spine for head and neck anatomy teaching

Mid-size 75 x 12 x 15mm Alnico horseshoe with poles clearly indicated and a keeper to bridge the gap during storage

Sterile Vented Baffled-Bottom Polycarbonate Erlenmeyer Flask, USP Class VI, 500mL Base Size_8 x 5" preferred over iron or nichromeFive hundred mL vented baffled polycarbonate Erlenmeyer flask delivers aeration plus mixing for mid volume shaker cell culture applications.