Whatman
Anotop Plus 25mm Syringe Filter w/GMF PreFilter, 0.02 um, 50 Pk SKU: 6809-4002

Anopore Syringe Filters, 0.02µm, 25mm - 6809-4002

For critical applications requiring absolute sterility assurance, the Anopore Whatman Anotop Plus 25mm Syringe Filter, 0.02µm, with glassmicrofiber prefilter 50/pk series provides a verified barrier against bacterial contamination. To handle these challenging conditions, the unit is equipped with an integrated pre-filter layer that processes particulate-laden samples without premature clogging. Designed to facilitate rapid processing, the housing features an optimized flow geometry that minimizes backpressure, allowing for easier manual filtration even with viscous samples. Ultimately, this rigorous attention to manufacturing quality ensures batch-to-batch reproducibility, allowing laboratories to standardize their workflows with total confidence.

Key Anopore Membrane Characteristics

• Anopore membrane with standard affinity
• Standard Binding characteristics
• Standard chemical compatibility
• Refer to compatibility chart
• Verified 0.02 retention rating for clarification

Key Housing Characteristics

• High-purity Anopore (Aluminum Oxide) encapsulation housing
• Luer-Lok/ Luer Slip for secure fitting
• 4.15cm² effective filtration area
• <150µl holdup volume to minimize sample loss

By selecting a filter that matches the exact chemical nature of your samples, you ensure that your workflow remains uninterrupted by membrane failures. Protecting your downstream processes requires a defensive strategy, and utilizing these verified filters gives you the peace of mind that your work is safe. Secure your research outcomes by partnering with a filtration solution that understands your need for speed, accuracy, and reproducibility.

For more information about chemical and material compatibility, please review our Chemical Compatibility Chart.

Bubble Point (psi)

6.9 bar (100 psi)

Burst Pressure (psi)

100psi

Connection Type

Luer-Lok/ Luer Slip

Construction

Anopore (Aluminum Oxide)

Diameter

25mm

Filtration Area

4.15cm²

Holdup Volume

<150µl

Material

Anopore

Maximum Operating Pressure

100psi

Maximum Operating Temperature (°C)

40°C

Pack Count

50

Pore Size (µm)

0.02

Prefilter (Yes/No)

No

Sterility

Nonsterile

Volume Throughput (ml)

Up to 100ml

Wetability

Hydrophilic

• Research & Development - Supports protocols that need to filter contaminants, providing the ability to optimize sample clarity
• Environmental Monitoring - Ideal for filtering pollutants in water and wastewater analysis to ensure regulatory compliance
• General Laboratory Filtration - Increases workflow efficiency by optimizing sample clarity without sacrificing flow rates
• Analytical Sample Prep - Optimized to ensure data integrity by effectively filtering contaminants before instrumental analysis
• Biological Fluid Analysis - Protects sensitive downstream instruments from filtering contaminants that can cause system failure
• Sample Clarification - Optimizing sample clarity via rapid filtering of contaminants to maintain high throughput in busy laboratories