| | Whatman ME25混合纤维素膜10401670 ME25 ST 0.45uM 47MM 100/PK，尺寸：47MM 孔径0.45um | 8 | ￥835.00 | ￥835.00 | | ￥835.00 |  |
| | Krylon Gloss Black 5 Ball Interior/ex 425-K01601A00喷漆 | 8 | ￥899.90 | ￥899.90 | | ￥899.90 | |
| | Whatman ME24混合纤维素膜10401770 ME24 ST 0.2uM 47MM 100/PK，尺寸：47MM 孔径0.2um | 8 | ￥823.00 | ￥823.00 | | ￥823.00 | |
