stonylab Borosilicate Glass Heavy Wall 3 Neck Round Bottom Flask RBF, with 19/22 Center and Side Standard Taper Outer Joint, 500 mL

Widely used for heating, mixing, and storing liquids in laboratory experiments Made of high borosilicate 3.3 glass, featuring clear transparency and resistance to acids, alkalis, and high temperatures, providing long-term stability Features three necks for simultaneous use of thermometers, condensers, and other lab glassware, making it suitable for complex experimental setups 500 ml capacity; 19/22 center joint and 2 19/22 side joints; 1 Pack Warranty: If received damaged, please contact us immediately; we will solve it until satisfied