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SKU: N023118.5CM
Qualitative Filter Papers No.231, 185mm, 100/pk
$52.13
Key Specifications
- Filter Material
- No.231
- Diameter (mm)
- 185
- Pack Size
- 100
- Brand
- Advantec
| Type | Applications / Notes | Weight (g/m2) | Thickness (mm) | Retention Characteristics (μm) | Collection Efficiency (%, 0.3μm DOP) |
|---|---|---|---|---|---|
| No. 1 | Retains large crystalline particles and gelatinous precipitates. Fast flow rate, smooth surface, normal hardness. | 90 | 0.20 | Coarse (6) | 65 |
| No. 2 | Retains medium crystalline particles. Fast flow rate, smooth surface, normal hardness. | 125 | 0.26 | Medium (5) | 80 |
| No. 231 | Retains crystalline particles. Moderate flow rate, smooth surface, normal hardness. | 95 | 0.18 | Medium | - |
| No. 232 | Retains medium to medium-fine particles. Slow flow rate, smooth surface, normal hardness. | 90 | 0.18 | Medium / Medium Fine | - |
| No. 131 | High retention efficiencey for fine particles, like barium sulfate. Slow flow rate, smooth surface, normal hardness. | 140 | 0.25 | Medium-Fine (3) | 90 |
| No. 235 | Highest retention efficiency, retaining very fine particles. Very slow flow rate, smooth surface, normal hardness. | 95 | 0.17 | Very Fine | - |
| No. 101 | Seed germination; retains large particles. | 80 | 0.21 | Coarse and Gelatinous (6-7) | - |