| Cole-Parmer 玻璃电导率探头可追踪®仪表K表= 1 | 21 | ¥2178.00 | ¥2178.00 | | ¥2178.00 |  |
| Ohaus/AV8101C奥豪斯天平 | 120 | ¥12050.00 | ¥12050.00 | | ¥12050.00 |  |
| Cole-Parmer® 加药系统pH值控制器,双泵,每台泵的能力为6.3加仑(23.8 LPH),30 PSI(2.06巴),230 VAC,50/60赫兹 | 512 | ¥51249.00 | ¥51249.00 | | ¥51249.00 |  |
| A&D FZ-iWP天平220g x 0.001g | 184 | ¥18450.00 | ¥18450.00 | | ¥18450.00 |  |