| | Whatman Grade SHARKSKIN 技术应用滤纸10347509 Grade SHARKSKIN 90MM100/PK | 2 | ￥214.00 | ￥214.00 | | ￥214.00 |  |
| | Whatman PROTRAN BA83硝酸纤维膜10401403 PROTRAN BA83 140x140MM 50/PK，尺寸：140x140MM 孔径0.2um | 37 | ￥3752.00 | ￥3752.00 | | ￥3752.00 | |
| | Whatman Grade SHARKSKIN 技术应用滤纸10347510 Grade SHARKSKIN 110MM100/PK | 2 | ￥220.00 | ￥220.00 | | ￥220.00 | |
