| | Cole-Parmer 23012R5PD2F11BCP1 湿差压变送器 | 52 | ￥5236.00 | ￥5236.00 | | ￥5236.00 |  |
| | Masterflex 77601-80 I/P易装泵头，经ATEX认证的2区，PSF外壳/ SS转子 | 78 | ￥7850.00 | ￥7850.00 | | ￥7850.00 | |
| | 梅特勒 IInLab738/10m 电导率电极,51344124 | 34 | ￥3479.00 | ￥3479.00 | | ￥3479.00 | |
| | Cole-Parmer 2091Z01PV2M1102CP1 精度压力表变送器 | 17 | ￥1749.00 | ￥1749.00 | | ￥1749.00 | |
