| 摘要 |
PURPOSE:To obtain a sample separate injection method which can highly accurately perform separate injection of a sample in a short time and easily. CONSTITUTION:An apparatus comprises first to fourth probes 2a, 2b, 2c, 2d held in a holder 12 which is movable in a Z-direction and first to fourth connection tubes 4a, 4b, 4c, 4d extending out of the upper ends of the first to fourth probes 2a, 2b, 2c, 2d. It further comprises a rotary valve 6 connected to extending ends of the connection tubes 4a, 4b, 4c, 4d, a fifth connection tube 8 extending from the rotary valve 6 and a syringe 10 which is connected to the extending end of the fifth connection tube 8 and is controlled by a motor 24. |
