Your Professional Virus Filter Supplier

 

Hangzhou Guidling Technology Co., Ltd. is an innovative manufacturer established in 2015, specializing in downstream biopharmaceutical purification and separation solutions. We focus on clarification, concentration, and filtration processes for biological production. Our main products include ultrafiltration & microfiltration cassettes, TFF systems, centrifugal filter devices, depth filter modules, and virus removal filters. These products are widely used in antibodies, vaccines, diagnostics, blood products, and cell culture applications.
 

Stable Manufacturing Capability
We have a complete production system for filtration products, ensuring consistent quality and stable supply. Our manufacturing process is designed to meet industrial biopharmaceutical standards.

 

Continuous Product Development
We keep improving our filtration technologies and have developed multiple product series since 2015. This allows us to provide updated and efficient solutions for downstream purification needs.

 

Flexible Application Solutions
Our products are designed for different bioprocess stages, including clarification, concentration, and virus removal. This helps customers build more efficient and customized filtration workflows.

 

Reliable Cooperation Support
We focus on long-term cooperation with customers by providing responsive communication and technical assistance. Our aim is to support smooth project operation from selection to application.

 

 
 

Parameter

 

Type

Disc Filter

Capsule Filter

Filter Length

50mm

1″

2″

4″

5″

10″

20″

Filter Precision

0.1μm,0.22μm,0.45μm,0.45+0.22μm,0.22+0.22μm,0.22+0.10μm

Connector Type

6-14mm hose

6-14mm hose

TC50,TC25,3/8 hose

TC50,TC25,3/8 hose

TC50

TC50

TC50

Filter Area

19.6cm2

400cm2

0.11m2

0.22m2

0.3m2

0.6m2

1.2m2

 

20nm Virus Filter

 

Advantages of Virus Filter

Preserved Product Integrity
Low-shear pumping protects sensitive biologics like viral vectors and proteins from denaturation, ensuringpotency and efficacy.​

 

Minimized Contamination Risk
Closed, aseptic designs with gender less connectors eliminate microbial and viral ingress, maintaining sterility during media transfers and filter integrity testing.​

 

Enhanced Efficiency
Stable, pulsation-free flow supports high-pressure filtration without membrane damage, enabling shorter runs, scalability,and up to 50% less energy consumption.​

 

Precision and Accuracy
Non-invasive sensors provide real-time measurements within 2% accuracy without calibration, independent offluid properties, for optimal process control.​

 

Operational Flexibility
Single-use components streamline changeovers in multi-product facilities, reducing costs and supporting continuous processing modes.​

 

Applications of Virus Filter

Biopharmaceuticals

In the field of biopharmaceuticals, virus removal filters are widely used in the production process to ensure viral safety of the products. They effectively remove microbial contaminants such as bacteria and viruses, ensuring the purity and safety of the final products.

 

Medical devices

The application of virus removal filters in medical devices is crucial. For example, during blood dialysis and blood perfusion, virus removal filters efficiently remove viral particles from blood, ensuring patient safety.

 

Laboratory research

In laboratory research, virus removal filters are used to filter and remove viral contaminants from virus suspensions, cell culture media and other experimental materials, ensuring the accuracy and reliability of experimental results.

 

 

 
Virus Filter Membrane Material
 
01/

Nylon
Offers excellent mechanical strength and chemical stability, suitable for aqueous solutions, alcohols, and alkaline solutions. However, Nylon membranes can adsorb proteins and are not ideal for strong acids or protein-containing solutions.

02/

Polyvinylidene Fluoride (PVDF)
Exhibits strong chemical resistance, compatible with a wide range of organic solvents, acidic and alkaline solutions. Its low adsorption makes it ideal for filtering proteins and other biological samples.

03/

Polytetrafluoroethylene (PTFE)
Possesses the highest chemical resistance, compatible with virtually all types of organic solvents and acid-base solutions, especially suitable for highly corrosive samples. Due to its hydrophobic nature, pre-wetting is required before filtering aqueous solutions.

04/

Cellulose Acetate (CA)
Highly hydrophilic with low adsorption, suitable for aqueous solutions and biological samples. However, it has poor resistance to organic solvents and is not recommended for samples containing them.

05/

Polyethersulfone (PES)
Features high flow rates and low protein adsorption, making it suitable for filtering large sample volumes, especially biological products and pharmaceutical samples.

06/

Glass Fiber (GF)
Primarily used for coarse filtration and pre-filtration, ideal for samples containing large particulates or as a pre-filter for syringe filters.

 

 

Safety Precautions for Using Virus Filters

Avoid excessive force
Applying too much pressure can cause the filter membrane to rupture, leading to sample splatter, contamination, or even personal injury.

 

Proper disposal of used filters
After use, dispose of the filters according to the laboratory's biosafety or chemical waste disposal guidelines.

 

Wear personal protective equipment (PPE)
During operation, wear gloves, safety glasses, and other protective gear to prevent accidental spills or contamination.

20nm Virus Filter

 

Ordering Process

 

 

  • Send us your order list (models/quantities)
  • We will send you PROFORMA INVOICE (PI) with shipping cost and Payment information for your confirmation.
  • You arrange payment after you confirmed proforma invoice, we will arrange production after received your payment notice.
  • Specific delivery date depends on your specific needs, normally delivery in 1-3 days.
  • We will arrange delivery after your payment arrived and goods ready, and at the same time we will tell you goods tracking number so that you could know your goods condition by this number from courier site.
  • You will receive your order in about 3-5 days after goods ship out.

 

Packaging and Shipping

 

Packaging

Inner Packaging: Sterile protective bag or shrink wrap

Outer Packaging: Extra-thick cardboard carton

Shipping

For small quantity or sample will be shipped by DHL, FEDEX ,TNT ( shipping days 3-4 days).

For bigger quantity will be shipped by sea shipment to your pointed nearest seaport ( shipping days 1 month).

 

Our Factory

 

 

Our factory is located in the Hangzhou City, we have 5 production lines, which can produce 8000pcs cassettes and 5000pcs holders, and have about 100 workers in the factory. 

 

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FAQ

 

Q: How does a virus filter work?

A: A virus filter works by passing liquid through a membrane with very small pores. The membrane inside the virus filter blocks viruses while allowing clean liquid to pass through.

Q: Can a virus filter be customized?

A: Yes, manufacturers often provide customized virus filter solutions. Customers can select different membrane areas, housing types, and connection options for the virus filter.

Q: Can a virus filter remove bacteria?

A: Yes, a virus filter can remove many bacteria and other contaminants depending on membrane design. The virus filter helps improve liquid quality and process safety.

Q: Can a virus filter support sterile processing?

A: Yes, many virus filter products are designed for sterile production environments. The virus filter helps reduce contamination risk during sensitive manufacturing processes.

Q: Can a virus filter handle high flow rates?

A: Yes, many virus filter products are designed for stable flow rates and efficient processing capacity. A quality virus filter supports large-scale production systems.

Q: How long does a virus filter last?

A: The service life of a virus filter depends on operating pressure, liquid quality, and processing conditions. Proper use helps the virus filter achieve longer operating time.

We're well-known as one of the leading virus filter manufacturers and suppliers in China. If you're going to wholesale bulk high quality virus filter in stock, welcome to get free sample from our factory.

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