| | Whatman 1822-042 玻璃微纤维水污染测试纸 | 7 | ￥730.00 | ￥730.00 | | ￥730.00 |  |
| | Thermo Scientific 73205-107582 BioBasic SCX纳流柱picofrit长度100mm，75µM ID，15µM尖，5µm粒径；3支一包 | 127 | ￥12750.00 | ￥12750.00 | | ￥12750.00 | |
| | Masterflex® 77915-10 L / S ® PTFE膜片泵系统; 6至600转，90到260 VAC | 200 | ￥20050.00 | ￥20050.00 | | ￥20050.00 | |
