2. Sampling: Take out the sampling comb, add buffer solution and add samples into the comb. 3. Electrophoresis: Connect the electrophoresis wire between the power supply of the electrophoresis instrument and the electrophoresis instrument, and select the appropriate voltage and current according to the size of the gel on which to conduct the electrophoresis. 1. Glue preparation: inject the prepared gel solution into the glue chamber and insert a suitable rack comb. 4. Dyeing and bleaching. Before electrophoresis, it is forbidden to connect the electrophoresis wire attached to the electrophoresis instrument to the power supply of the electrophoresis tool., Weight: 0.74736706818 Pounds, Manufacturer: Hscjymnd