stonylab 4 Neck Round Bottom Flask RBF, Heavy Wall 4 Neck Lab Flask Borosilicate Glass Round Bottom Boiling Flask with 24/40 Standard Taper Outer Joint, 500 ml

500 ml 4 neck round bottom flask with spherical bottoms; commonly used to contain chemical reactions for chemical or biochemical work, especially for reflux set-ups and laboratory-scale synthesis, With four 24/40 standard taper outer Joints, Made of borosilicate glass; heavy duty and reusable, Smooth surface; uniform glass thickness; can better withstand pressure, Warranty: StonyLab 1-Year Limited Warranty; if received damaged, please contact us immediately; we will solve it until satisfied