| | Masterflex 07017-20 标准泵头Masterflex L / S 17管，PC外壳/ CRS转子 | 13 | ￥1350.00 | ￥1350.00 | | ￥1350.00 |  |
| | Cole-Parmer EW-70792-61 ORP Chemical Feed System, Two Pump, 0.6 GPH, 150 psi, 115V | 781 | ￥78160.00 | ￥78160.00 | | ￥78160.00 | |
| | 圣戈班 AVW42012 Tygon®LFL透明长寿命蠕动泵管 | 16 | ￥1642.00 | ￥1642.00 | | ￥1642.00 | |
