| | SUNTEX/上泰EC-410型在线微电脑电导率/电阻率变送器，无控制接点 | 11 | ￥1110.00 | ￥1110.00 | | ￥1110.00 |  |
| | 梅特勒 SG7-FK2 专业型便携式电导率仪 | 75 | ￥7508.00 | ￥7508.00 | | ￥7508.00 | |
| | Cole-Parmer 迷你过滤器/稳压器 | 6 | ￥638.00 | ￥638.00 | | ￥638.00 | |
| | I-Chem T246-0040-RWD 40ml 琥珀色样品瓶 ， 0.060" 粘合盖垫，已处理 I-Chem 40ml Vial amber 0.060" bonded septum processed | 13 | ￥1385.00 | ￥1385.00 | | ￥1385.00 | |
| | testo空气探头0609 1773 | 9 | ￥960.00 | ￥960.00 | | ￥960.00 | |
