| | 英国Whatman2802T囊式过滤器 POLYCAP 150 0.2 | 45 | ￥4548.00 | ￥4548.00 | | ￥4548.00 |  |
| | Cole-Parmer ISE电极，银/硫化物，双结，BNC | 43 | ￥4345.00 | ￥4345.00 | | ￥4345.00 | |
| | ITW-Texwipe Wiper 70% Ipa 9X9 BG50 CS12 TX1084 | 5 | ￥579.90 | ￥579.90 | | ￥579.90 | |
| | PROTOCURE CATLYST 502 1KG | 6 | ￥684.00 | ￥684.00 | | ￥684.00 | |
| | 美国GPI 脉冲输出的涡轮流量计/累加器，60到600 GPM; 4“插口 | 67 | ￥6740.00 | ￥6740.00 | | ￥6740.00 | |
