4 Adapters for 4 tubes conical of 50ml on 250ml

MS-H280-B1000LCD Digital Magnetic Stirrer Electric Heating Mantle，fit 1000mL beaker；Including temperature sensor and support clamp

DL-SUB03 Horizontal electrophoresis tank,gel size:13*15cm、13*20cm

MS-H280-F250LCD Digital Magnetic Stirrer with Electric Heating Mantle，fit 250mL flask；Including temperature sensor and support clamp