Product Overview
This 4.9μm membrane filter paper is designed for precision industrial and laboratory filtration applications, delivering consistent particle retention performance for liquid and gas purification processes. Made of high-quality cellulose or polymer membrane material, it features uniform pore size distribution, high flow rate and excellent chemical compatibility to meet strict filtration requirements in various industries.
Key Features
- Precision 4.9μm nominal pore size for reliable particle separation
- High porosity ensures fast filtration speed and high throughput
- Uniform pore distribution provides consistent filtration performance per batch
- Good chemical resistance to mild acids, alkalis and most organic solvents
- Low extractable levels for contamination-free filtration processes
- Compatible with standard membrane filter holders and filtration assemblies
Specifications
| Parameter |
Value |
| Pore Size |
4.9 μm (typ) |
| Material |
Cellulose / Mixed Cellulose Ester |
| Thickness |
~150-200 μm |
| Flow Rate (water) |
≥ 80 mL/min/cm² @ 0.1MPa |
| Operating Temperature |
Max 120°C |
| pH Compatibility |
4-8 (cellulose) / 2-12 (MCE) |
| Packaging |
100 pcs per box |
Applications
This 4.9μm membrane filter paper is widely used in multiple industrial and laboratory scenarios including:
- Water quality analysis and wastewater treatment testing
- Pharmaceutical and biotech liquid clarification
- Food and beverage quality control filtration
- Industrial fluid purification and particle counting
- Microbiological analysis and sterilization filtration
- Chemical process filtration and solvent purification
Package Contents
- 1 box of 4.9μm membrane filter paper (100 pieces per box)
- Protective packaging to prevent contamination and damage
- Product specification sheet with usage guidelines