stonylab Round Bottom Flask with 3 Straight Neck-24/40 Standard Joints, 250 ml High Borosilicate Glass, Ideal for Chemistry, Laboratory, Scientific Experiments, Distillation, and Reflux Applications

3-Neck Design: features three straight oriented 24/40 standard joints for easy connection to other laboratory equipment, 250 ml Capacity: With a capacity of 250 ml, this flask provides ample space for mixing, heating, and conducting chemical reactions, making it a valuable addition to any lab, Premium Material: made from G3.3 borosilicate glass, known for its high heat resistance, excellent chemical durability, and low coefficient of thermal expansion, Important Notice: ensure glassware is not heated beyond 450℃ and avoid sudden temperature changes over 200℃ to prevent breakage, Versatile Laboratory Use: Perfect for chemistry, scientific experiments, distillation, and reflux applications, this flask is designed to meet the demands of both educational and professional laboratory environments