| | 密理博Millipore Centrplus YM-50离心超滤装置15ml 标称分子量：50000 | 7 | ￥787.00 | ￥787.00 | | ￥787.00 |  |
| | Cole-Parmer 6506 试验筛 | 10 | ￥1023.00 | ￥1023.00 | | ￥1023.00 | |
| | 英国百灵达Palintest PL454 COD试剂，50-2000mg/L（25次） | 4 | ￥460.00 | ￥460.00 | | ￥460.00 | |
| | H-B Instrument Company 20402C 玻璃温度计 | 24 | ￥2445.00 | ￥2445.00 | | ￥2445.00 | |
