| | Helix Medical Tbg Sil 50'.012ID/.025OD Nusil 60-795-01 | 4 | ￥439.90 | ￥439.90 | | ￥439.90 |  |
| | Whatman ME25/21 混合纤维素酯膜10406871 ME25/21 ST 0.45uM 47MM 1000/PK，尺寸：47MM 孔径0.45um | 46 | ￥4697.00 | ￥4697.00 | | ￥4697.00 | |
| | Cole-Parmer 4529 试验筛 | 6 | ￥627.00 | ￥627.00 | | ￥627.00 | |
| | Cole-Parmer V3SF#140 3“直径筛 | 6 | ￥616.00 | ￥616.00 | | ￥616.00 | |
