| | 密理博Millipore Centrprep YM-3离心超滤装置15ml 标称分子量:3000 | 8 | ¥847.00 | ¥847.00 | | ¥847.00 |  |
| | Whatman ME25/20ST混合纤维素酯膜10406572 ME25/20 ST 0.45uM 50MM 100/PK,尺寸:50MM 孔径0.45um | 8 | ¥835.00 | ¥835.00 | | ¥835.00 |  |
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