Round Bottom Flasks Jointed Three Neck: Round Bottom Flasks Jointed with Three Necks are essential components of labs. They are optimized for versatile setups, containing three necks for multiple connections. This three-neck design allows researchers to conduct various experiments concurrently or connect with other apparatus. Round Bottom Jointed Three Neck is manufactured from Borosilicate Glass which offers excellent resistance to chemical corrosion and thermal shock. Packing: 1Pc/Pk Note: End User Declaration is required for the purchase of this product. Other sizes are available as per the table below. Contact us for further information. Item Code Nominal Capacity (ml) Centre Socket Side Socket Approx. overall height (mm) RB15.00.10121 250 24/29 24/29 140 RB15.00.10122 500 24/29 24/29 163 RB15.00.10123 1000 24/29 24/29 200 RB15.00.10124 2000 24/29 24/29 240 RB15.00.10125 3000 24/29 24/29 260 RB15.00.10126 5000 24/29 24/29 RB15.00.10127 10000 34/35 34/35 RB15.00.10128 20000 34/35 34/35