| | Matrix 4470YEL 螺旋盖管盖 | 11 | ￥1101.00 | ￥1101.00 | | ￥1101.00 |  |
| | ITW-Chemtronics Swab Foam Wrapped 3" PK500 21050 | 17 | ￥1799.90 | ￥1799.90 | | ￥1799.90 | |
| | ITW-Chemtronics 1.25 Mm Fiberoptic Swab 25123X | 16 | ￥1699.90 | ￥1699.90 | | ￥1699.90 | |
| | Whatman GF10 玻璃微纤维滤纸10370305 GF10 90MM 100/PK，0.3 -0.5μm 标准细颗粒物 | 11 | ￥1104.00 | ￥1104.00 | | ￥1104.00 | |
