| | Whatman RC55再生纤维素膜10410203 RC55 34.5MMx50M 1/PK，尺寸：34.5MMx50M 孔径0.45um | 0 | ￥0.00 | ￥0.00 | | ￥0.00 |  |
| | Whatman Grade 3469 10382700 Grade 3469 100MMX250M 1/PK | 40 | ￥4064.00 | ￥4064.00 | | ￥4064.00 | |
| | Whatman Grade 520B滤纸10331553 Grade 520B FF 320MM 50/PK | 7 | ￥764.00 | ￥764.00 | | ￥764.00 | |
