| Cole-Parmer® 加药系统 ORP控制器,双泵,每台泵的能力4.3加仑(16.2 LPH),50 PSI(3.4巴),230 VAC,50/60赫兹 | 497 | ¥49797.00 | ¥49797.00 | | ¥49797.00 |  |
| A&D 220 VAC适配器 | 4 | ¥450.00 | ¥450.00 | | ¥450.00 |  |
| Ohaus/SP6000奥豪斯天平 | 33 | ¥3310.00 | ¥3310.00 | | ¥3310.00 |  |
| Ohaus/D51XW100WL4奥豪斯工业秤 | 206 | ¥20640.00 | ¥20640.00 | | ¥20640.00 |  |
| 科尔帕默 MASTERFLEX® B/T® 变速泵 | 493 | ¥49392.00 | ¥49392.00 | | ¥49392.00 |  |
| Ohaus/RD6RSW奥豪斯工业秤 | 168 | ¥16800.00 | ¥16800.00 | | ¥16800.00 |  |
| A&D AD-4212A-1000天平 | 497 | ¥49700.00 | ¥49700.00 | | ¥49700.00 |  |
| International Enviroguard Coverall Sms Plus M 25EA 2242M | 19 | ¥1999.90 | ¥1999.90 | | ¥1999.90 |  |
| Spectra/Mesh 300微米,每包10屏幕光盘式滤膜 | 11 | ¥1190.00 | ¥1190.00 | | ¥1190.00 |  |