| Cole-Parmer 143590 电光点液位传感器 | 12 | ¥1298.00 | ¥1298.00 | | ¥1298.00 |  |
| CIH20DL热线风速仪,带数据记录功能和风量测试功能和8:1红外测温仪 | 50 | ¥5000.00 | ¥5000.00 | | ¥5000.00 |  |
| 唐纳森超滤 UFM-T100 W 零空气损耗冷凝水排放 | 99 | ¥9900.00 | ¥9900.00 | | ¥9900.00 |  |
| super lube 91005/UV 5 lb. Pail硅树脂绝缘和真空紫外线润滑油 | 22 | ¥2221.35 | ¥2221.35 | | ¥2221.35 |  |