Sterile Hydrophobic PTFE Syringe Filter 33mm 0.22/0.45um 50-500Pcs Gas Vent
Ensure absolute sterility and maximum chemical resistance for your high-volume samples with these individually blister-packed Hydrophobic PTFE Syringe Filters. Engineered to naturally repel water, these large 33mm filters efficiently process 100-200 mL of aggressive organic solvents, strong acids, and strong bases without degradation, serving as the ultimate solution for both heavy-duty liquid clarification and sterile air or gas venting.
Available Variations
Pore Size 0.22 μm: Optimal for sterile gas venting, complete bacteria removal, and ultra-critical organic sample preparations.
Pore Size 0.45 μm: Perfect for sterile clarification, macro-particulate clearance, and routine organic sample preparation.
Quantity 50 Pcs: Standard lab use, individually packed.
Quantity 100 Pcs: Ideal for regular sterile processing workflows.
Quantity 300 Pcs: Bulk pack for continuous laboratory workflows.
Quantity 500 Pcs: Maximum value for high-demand research facilities.
Key Features & Benefits
Guaranteed Sterility: Every single filter is individually packed to maintain absolute sterility right up to the moment of use, completely eliminating cross-contamination risks.
High-Volume Processing: The 33mm diameter provides an expanded filtration area, ensuring rapid and smooth processing of 100-200 mL liquid samples without premature clogging.
Extreme Chemical Resistance: The Hydrophobic PTFE membrane effortlessly handles highly aggressive organic-based samples, strong acids, and strong alkaline solutions.
Ideal for Air & Gas Venting: Naturally repels water and aerosols, making it perfect for critical sterile venting applications and protecting delicate analytical equipment.
Technical Specifications
| Feature | Specification |
| Membrane Material | Hydrophobic PTFE |
| Filter Diameter | 33 mm |
| Pore Size Options | 0.22 μm OR 0.45 μm |
| Quantity | 50, 100, 300, or 500 pieces (Selectable) |
| Packaging & Sterility | Sterile, Individually Packed |
| Recommended Volume | 100 - 200 mL |
| Application Suitability | Organic solvents, strong acids/bases, air/gas venting |
Common Applications
High-volume sterile air and gas venting for bioreactors or culture vessels
Sterile filtration and clarification of large-volume aggressive organic solvents, strong acids, and strong bases
Protection of heavy-duty vacuum pumps and sensitive analytical equipment
Analytical sample processing demanding strictly sterile conditions and extreme chemical resistance