| | Cole-Parmer TBSAT101-080 硅胶发热带控制器 | 26 | ￥2695.00 | ￥2695.00 | | ￥2695.00 |  |
| | Masterflex 07518-40 L / S易装ATEX区域2泵头精密管材，PSF外壳，不锈钢转子 | 29 | ￥2990.00 | ￥2990.00 | | ￥2990.00 | |
| | Ashcroft APANSDLS02 30PSI 压力开关 | 19 | ￥1910.00 | ￥1910.00 | | ￥1910.00 | |
| | Ashcroft 63-1008-SL-02L-200#/KPA 机械压力表 | 6 | ￥670.00 | ￥670.00 | | ￥670.00 | |
