| 药剂名称 | 加药浓度(mg/L) | Ca2+浓度(mg/L) | 防垢率(%) | 目测 |
| 空白 | 0 | 480.96 | ++++硬垢 浮垢 | |
| HYFC-027 | 30 | 563.12 | 91.11 | - |
| HYFG-02 | 30 | 541.08 | 66.67 | 浮垢 |
| HYFC-078 | 30 | 555.11 | 82.22 | - |
| YFFG-037 | 30 | 559.12 | 86.67 | - |
| HYFC-074 | 30 | 562.12 | 90.00 | - |
| HYFC-077 | 30 | 551.10 | 77.78 | |
| HYFC-073 | 30 | 557.11 | 84.44 | |
| HYFC-075 | 30 | 553.10 | 80.00 | |
| HYFC-076 | 30 | 554.11 | 81.11 |