4 Neck Round Bottom Flask, 45/50 Center and Three 24/40 Side Joints, 5-20 L

About this item Pilot-Scale Applications: suitable for pilot-scale laboratory synthesis reactions, can be used for experiments such as distillation and reflux of large batches of solvents Thick-Walled Borosilicate Glass: constructed from heavy-duty thick-walled borosilicate glass with uniform thickness, offering excellent transparency and heat resistance Four-Neck Design: available in 5 L /10 L /20 L large capacity; 4-neck design featuring one central 45/50 tapered outer joint and three side 24/40 tapered outer joints Vertical and Angled Ports: features a vertical main port and three angled side ports, designed for direct installation in experimental setups Safety and Warranty: 1-year coverage period for your peace of mind, if received damaged, please let us know and we will solve it promptly; important notice: always read the enclosed instructions before use; the manufacturer is not liable for damages caused by improper operation ASIN: B0FGV1C8Z1, B0FGV2F5V2, B0FGV2PVQD