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Sartorius Glass Fiber (GF) Pre-filters
Use as a depth filter for larger totally filterable volumes. Sartorius Glass Fiber (GF) Pre-filters are made of borosilicate glass microfibers and are ideal for use as a pre-filter in clarification and sterile filtration. Available in a range of filter disc diameters.
Supplier: Sartorius 1340050Q
Description
The major use of the glass microfiber filter disc is as a depth prefilter in clarification and sterile filtration. As a prefilter, it is placed directly on top of a membrane filter. The prefilter diameter must be the one specified for the chosen holder; larger diameters will intrude under the sealing ring of the holder and cause leakage.- Manufactured with a hydrophillic acrylic binder for defined strength
- Has a high particle loading capacity for filtering relatively dirty liquids
- Mechanically and chemically stable, with a temperature resistance up to 220°C
- Other filter characteristics:
- Weight: 73g/m2
- Extractable content in isopropanol: 1.54%
- Extractable content in water: 1.12%
- Pressure drop at 5.3cm/sec: 0.363kPa
- Total throughput at 1bar: 320mL/min./cm2
Specifications
| Autoclavable | |
| Disc | |
| Non-sterile | |
| Used as a depth prefilter high particle loading capacity | |
| Hydrophilic | |
| 220°C | |
| 1.96 in. |
| White | |
| Borosilicate Glass Microfiber | |
| 295 to 381mL/min. | |
| 13400 | |
| 428°F | |
| 550 μm | |
| 5 cm |