100ml Roud Bottom Flask Distillation Two Neck Screw thread 19/22 Socket Size, Each

Details

100mL Boiling Flask with 2 Necks is made of high quality, heavy-duty borosilicate 3.3 glass conforming to USP Type I and ASTM E438 Type I, Class A requirements. Necks have standard ground joints with 29/32 size sockets for connecting to glassware and equipment to transfer liquids and gase