Minimum water Bubble point (WBT): 0.10μm:≥0.25Mpa； 0.22μm: ≥0.21Mpa；0.45μm:≥0.14Mpa.Applicable:PH 6—13
| Item | Pore Size（μm） | Bubble Point（MPa） | Water Flow（ml/min*c㎡） |
| Nylon-6 no substrate | 0.22 | ≥0.30 | 15 |
| Nylon-6 no substrate | 0.45 | ≥0.19 | 37 |
| Nylon-6 on PET | 0.22 | ≥0.30 | 10 |
| Nylon-6 on PET | 0.45 | ≥0.20 | 23 |
| Nylon-6 no substrate | 1.0 | ≥0.08 | 80 |
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