... stated.2, Bind: add well-stirred 200µL magnetic bead liquid into the EP tube, suck it 8 ... Insert the EP tube into the magnetic rack to allow all the magnetic beads to be absorbed onto the wall ... sucked ).Take the EP tube off the rack, add 600µL wash buffer, and suck it 8 times by ... 10 min, get the EP tube out, do the magnetic separation immediately, transfer the supernatant carefully into another new ...