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| | Cole-Parmer® 高精度pH电极,100Ω铂电阻温度传感器,10英尺电缆 | 15 | ¥1595.00 | ¥1595.00 | | ¥1595.00 |  |
| | Pulsafeede DC2B-5-AP-M1XE 泵,计量,14gph,115/230V,SS,W / MPC控制器 | 322 | ¥32210.00 | ¥32210.00 | | ¥32210.00 |  |
| | Cole-Parmer 2773700-010BGV12 可拆卸蓝玻璃双结pH电极,100ΩRTD | 23 | ¥2310.00 | ¥2310.00 | | ¥2310.00 |  |