| | 美国JENCO 620D笔式酸度计笔式PH计 | 4 | ￥450.00 | ￥450.00 | | ￥450.00 |  |
| | MAT5500B CATALYST (FOR USE WITH MAT5500A) 100ML CAN | 10 | ￥1090.80 | ￥1090.80 | | ￥1090.80 | |
| | F-900 扭矩标记膏/防篡改胶/ 防破坏胶,红色,1/2OZ包装 | 0 | ￥67.44 | ￥67.44 | | ￥67.44 | |
| | 优特EC-PCWP300防水型智能PH酸度计、电导率计 | 66 | ￥6600.00 | ￥6600.00 | | ￥6600.00 | |
| | Cole-Parmer 壁挂式pH控制器ATC，具有录音功能和双输入110 VAC，50/60赫兹 | 238 | ￥23815.00 | ￥23815.00 | | ￥23815.00 | |
