Spectra/Mesh® Woven Filters
Mesh Screens for Macrofiltration Separations
Repligen provides a broad range of Spectra/Mesh Woven Filters that consist of individual strands woven into a mesh screen, characterized by precise mesh openings, percent open area and mesh thickness. There are 5 material types with different physical, chemical and thermal characteristics to select from depending on your application.
Product Specifications & Properties
| Nylon | Polyester | Polypropylene | PEEK | Stainless Steel | |
| Mesh Opening: | 5 - 300 µm | 105 - 1.000 µm | 35 - 800 µm | 30 - 914 µm | |
| Water Affinity: | hydrophilic | mildly hydrophobic | hydrophobic | very hydrophobic | hydrophilic |
| Strength/Durability: | high | high | high (wet) | medium | very high |
| Adsorption: | high | low | low (inert) | very low (inert) | high |
| Best Resistance: | corrosives | alkalis / organic | acids / alkalis / organics | nearly all | corrosives |
| pH Resistance: | pH 3-10 | pH 3-13 | pH 2-14 | pH 1-14 | pH 4-12 |
| Thermal Stability: | up to 180°C | up to 140°C | up to 130°C | up to 250°C | up to 180°C |
| Sterilization: | irradiation | autoclavable | autoclavable | autoclavable | autoclavable / irradiation |
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