| | Cole-Parmer 4700 W/9998 筛与NIST可溯源校准报告 | 17 | ¥1727.00 | ¥1727.00 | | ¥1727.00 |  |
| | Ohaus/RD15LM-2EO奥豪斯工业秤 | 277 | ¥27720.00 | ¥27720.00 | | ¥27720.00 |  |
| | 英国whatman 6713-1650 PolyVENT™/SteriVENT36囊式通气口滤器 | 9 | ¥975.78 | ¥975.78 | | ¥975.78 |  |
| | Cole-Parmer 50D-4 质量流量计 | 68 | ¥6831.00 | ¥6831.00 | | ¥6831.00 |  |