| | Whatman Grade 598定性滤纸10312244 Grade 598 FF 125MM 50/PK | 4 | ￥456.00 | ￥456.00 | | ￥456.00 |  |
| | 新西兰AEROQUAL S300-ENW二氧化氮检测仪 量程0-1ppm 分辨率0.001适合大气环境监测 | 112 | ￥11225.00 | ￥11225.00 | | ￥11225.00 | |
| | 哈纳HI1083B电极 | 30 | ￥3045.00 | ￥3045.00 | | ￥3045.00 | |
| | Cole-Parmer 95-0492-02 6瓦的紫外线灯 | 34 | ￥3410.00 | ￥3410.00 | | ￥3410.00 | |
