| 日本共立WAK甲醛测试包-甲醛(福尔马林)FOR | 4 | ¥420.00 | ¥420.00 | | ¥420.00 |  |
| Cole-Parmer® 凝胶填充侧面安装电极,单结,1千欧RTD,10英尺的电缆,BNC | 16 | ¥1639.00 | ¥1639.00 | | ¥1639.00 |  |
| Cole-Parmer 50D-15-S7 质量流量计 | 150 | ¥15092.00 | ¥15092.00 | | ¥15092.00 |  |
| Cole-Parmer 50D-13-S7 质量流量计 | 117 | ¥11781.00 | ¥11781.00 | | ¥11781.00 |  |