| RF Sticker 射频辐射警示贴卡 | 4 | ¥490.00 | ¥490.00 | | ¥490.00 |  |
| Whatman ME25/21 混合纤维素酯10407312 ME25/21 STL 0.45uM 47MM 400/PK,尺寸:47MM 孔径0.45um | 26 | ¥2662.00 | ¥2662.00 | | ¥2662.00 |  |
| 汇分 3062-CH气溶胶扩散干燥器,Diffusion Dryer,扩散干燥管 | 30 | ¥3000.00 | ¥3000.00 | | ¥3000.00 |  |
| 美国PTI试验粉尘ISO 12103-1 A4 Coarse Test Dust,亚利桑那尘 | 12 | ¥1200.00 | ¥1200.00 | | ¥1200.00 |  |