| | Cole-Parmer 5215 试验筛 | 13 | ￥1375.00 | ￥1375.00 | | ￥1375.00 |  |
| | Thermo Scientific 31905-103030 HYPERSIL SAS（C1）柱 - 2.1mm内径，长度100mm，5μm的颗粒大小 | 45 | ￥4570.00 | ￥4570.00 | | ￥4570.00 | |
| | Cole-Parmer PTFE北斗 500毫升 | 19 | ￥1903.00 | ￥1903.00 | | ￥1903.00 | |
| | Whatman 酸碱测试纸2600-602 LITMUS PAPER RED 10x20/PK | 5 | ￥573.00 | ￥573.00 | | ￥573.00 | |
