| | Cole-Parmer 1963734H-010BTV12 凝胶填充，侧装pH电极与凝灰岩尖；双结，100欧姆BNC ATC元 | 21 | ￥2178.00 | ￥2178.00 | | ￥2178.00 |  |
| | GasAlertQuattro QT-0W00-R-Y-NA 单组分气体监测仪/探测器 | 60 | ￥6050.00 | ￥6050.00 | | ￥6050.00 | |
| | ALNOR AIRGARD 335空气流量监控器 | 80 | ￥8000.00 | ￥8000.00 | | ￥8000.00 | |
| | Cole-Parmer® 移动的pH，ORP电极的Kynar ®电极支架 | 10 | ￥1023.00 | ￥1023.00 | | ￥1023.00 | |
