| Ashcroft A2-Z-A-M02-42-F2-1000#-G 重型工业压力变送器 | 39 | ¥3980.00 | ¥3980.00 | | ¥3980.00 |  |
| Thermo Scientific 177445 Nunc Lab-Tek™Chamber Slide™系统,材料,Permanox;井,8数的增长领域,0.8厘米平方米; 16/pack | 16 | ¥1630.00 | ¥1630.00 | | ¥1630.00 |  |
| 英国whatman 112820 Bayer TEM径迹蚀刻膜,孔径0.08um,直径293mm | 18 | ¥1864.00 | ¥1864.00 | | ¥1864.00 |  |