| | Whatman ME25/21 混合纤维素酯膜10406877 ME25/21 ST 0.45uM 50MM 100/PK，尺寸：50MM 孔径0.45um | 0 | ￥0.00 | ￥0.00 | | ￥0.00 |  |
| | JCH International Rubber Mat End Section 2402 | 9 | ￥999.90 | ￥999.90 | | ￥999.90 | |
| | Whatman NC MicroPlus10407866 NC BL GRID .45 145MMx105M 1/PK，尺寸：145MMx105M 孔径0.45um | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
