| Test Items | Technical Requirements |
|---|---|
| Initial Flow Rate | ≥3.0 L/min @0.3MPa |
| Service Life | ≥7200 L |
| Chlorine Reduction Rate | ≥80% (within service life) |
| pH value | 6 ~ 10 |
| operating pressure | 0.1 ~ 0.8 MPa |
| Suitable water temperature | 4°C ~ 38°C |

| Measurement Location | Standard Value (mm) | Tolerance (mm) |
|---|---|---|
| Length | 260.6 | ±1 |
| Outer Diameter | 128.8 | ±1.5 |
| Inner Diameter | 69 | ±1.5 |