| | Thermo Scientific HYPERSIL 31805-253030 CPS-2（氰基）柱 - 长度250mm，3.0mm内径，5μm的颗粒大小 | 50 | ￥5065.00 | ￥5065.00 | | ￥5065.00 |  |
| | Cole-Parmer 129670 流量开关 | 11 | ￥1144.00 | ￥1144.00 | | ￥1144.00 | |
| | Cole-Parmer P21/6-N032-15ST 浮子流量计 | 38 | ￥3894.00 | ￥3894.00 | | ￥3894.00 | |
| | Ismatec™ 07610-25 数字驱动脚踏开关 | 18 | ￥1890.00 | ￥1890.00 | | ￥1890.00 | |
