| | GasAlertQuattro QT-X0H0-A-Y-NA 单组分气体监测仪/探测器 | 59 | ￥5950.00 | ￥5950.00 | | ￥5950.00 |  |
| | Spectra/Mesh 145935 屏幕光盘式滤膜 | 23 | ￥2350.00 | ￥2350.00 | | ￥2350.00 | |
| | GasAlertQuattro QT-0W0M-A-Y-NA 单组分气体监测仪/探测器 | 59 | ￥5950.00 | ￥5950.00 | | ￥5950.00 | |
| | Spectra/Mesh 145805 屏幕光盘式滤膜 | 12 | ￥1210.00 | ￥1210.00 | | ￥1210.00 | |
| | Spectra/Mesh 146518 滤膜 | 30 | ￥3070.00 | ￥3070.00 | | ￥3070.00 | |
