| | Cole-Parmer®pH半电池，通用，BNC | 8 | ￥847.00 | ￥847.00 | | ￥847.00 |  |
| | 康仪 PC1S-10 氯度计 | 20 | ￥2090.00 | ￥2090.00 | | ￥2090.00 | |
| | Cole-Parmer® 电导率标准，1μS，16盎司，单独测试瓶 | 11 | ￥1155.00 | ￥1155.00 | | ￥1155.00 | |
| | Cole-Parmer® 色度铬酸盐测试套件 | 10 | ￥1012.00 | ￥1012.00 | | ￥1012.00 | |
| | Cole-Parmer®蠕动测光，定速，9.5 GPD，115伏交流 | 66 | ￥6622.00 | ￥6622.00 | | ￥6622.00 | |
