| | TEXWIPE TX5741无尘室笔记本; 5.5“X 8.5”，10/box | 11 | ￥1100.00 | ￥1100.00 | | ￥1100.00 |  |
| | Thermo Scientific HyPURITY C4 22405-012101保护柱长度10mm，µ2.1mm ID，5μm的颗粒粒径；包4 | 29 | ￥2970.00 | ￥2970.00 | | ￥2970.00 | |
| | 美国URG-3000N 持续颗粒物物种采样系统 | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | Troemner 8414W 校准砝码 | 47 | ￥4790.00 | ￥4790.00 | | ￥4790.00 | |
| | Cole-Parmer PMR1-010637 变截面流量计 | 32 | ￥3289.00 | ￥3289.00 | | ￥3289.00 | |
