| | Cole-Parmer PMR1-010709 浮子流量计 | 18 | ￥1848.00 | ￥1848.00 | | ￥1848.00 |  |
| | Filter Cartridges20“L0.2微米双开口高效率褶聚丙烯滤芯 | 18 | ￥1840.00 | ￥1840.00 | | ￥1840.00 | |
| | Pulsafeede LPA2MA VTC1-XXX 4至20 mA的步伐泵，6 GPD，115 VAC | 80 | ￥8090.00 | ￥8090.00 | | ￥8090.00 | |
| | Whatman FP 30 Puradisc Aqua针头式滤器10462655 AQUA 30/0.45 CA 100/PK，孔径：0.45um | 18 | ￥1846.00 | ￥1846.00 | | ￥1846.00 | |
