| Grade | Grade 91 |
| Grade Type | Wet Strengthened |
| Diameter | 190 mm |
| Typical Particle Retention in Liquid | 10 µm |
| Nominal Thickness | 205 µm |
| Typical water flow rate | 274 ml/min |
| Nominal Basis Weight | 65 g/m2 |
| Nominal Air Flow Rate | 6 s/100 ml/in2 |
| Material | Cellulose |
| Properties | Creped |
| Application | Widely used to assay sucrose in cane sugar and within pharmaceutical laboratories for routine filtration. |
| Nr kat. | Opis produktu | Rozmiar |
|---|---|---|
| 1091-110 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 110 mm (subdivided into 100) | 110 mm |
| 1091-125 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 125 mm (subdivided into 100) | 125 mm |
| 1091-150 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 150 mm (subdivided into 100) | 150 mm |
| 1091-165 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 165 mm (subdivided into 100) | 165 mm |
| 1091-185 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 185 mm (subdivided into 100) | 185 mm |
| 1091-190 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 190 mm (subdivided into 100) | 190 mm |
| 1091-240 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 240 mm (subdivided into 100) | 240 mm |
| 1091-930 | Grade 91 Qualitative Filter Paper Wet-Strengthened, sheet, 58 x 58 cm | 58 x 58 cm |
| 1091-935 | Grade 91 Qualitative Filter Paper Wet-Strengthened, sheet, 61 x 61 cm | 61 x 61 cm |
| 1091-330 | Grade 91 Qualitative Filter Paper Wet-Strengthened, circle, 330mm (subdivided into 100) | 330 mm |