| Whatman ME25/31混合纤维素酯膜10409772 ME25/31 ST 0.45uM 50MM 100/PK,尺寸:50MM 孔径0.45um | 8 | ¥835.00 | ¥835.00 | | ¥835.00 | |
| Cole-Parmer 50D-8 质量流量计 | 68 | ¥6831.00 | ¥6831.00 | | ¥6831.00 | |
| Whatman ME24/21混合纤维素酯膜10408712 ME24/21 STL 0.2uM 47MM 400/PK,尺寸:47MM 孔径0.2um | 26 | ¥2680.00 | ¥2680.00 | | ¥2680.00 | |