| | Cole-Parmer 旋叶真空泵; 3.8 cfm/1x10-4 托, 115/230 V,EW-79203-20 | 309 | ￥30910.00 | ￥30910.00 | | ￥30910.00 |  |
| | Cole-Parmer® EW-07582-00触摸屏蠕动分配泵的Masterflex L/S易装II泵头，115/230 VAC | 372 | ￥37290.00 | ￥37290.00 | | ￥37290.00 | |
| | Cole-Parmer® EW-74014-32齿轮泵系统，台式数字驱动器，0.91毫升/转，115伏交流 | 254 | ￥25440.00 | ￥25440.00 | | ￥25440.00 | |
