Filson Syringe Filter Supplier

High-Quality Syringe Filter

Filson has been manufacturing syringe filter for 20+ years. We can provide high-quality and cost-efficient filter in terms of customized materials, sizes and chemical resistance.

  • Various materials for different applications
  • Excellent chemical compatibility
  • Eminent filtration efficiency, huge flow rate
  • Reliable quality certified by CE and ISO standards

What is Syringe Filter

Filson syringe filter is ideally designed to remove bacteria, virus, contaminants or other particles with a eminent efficiency. With general pore size ranging from 0.01 to 30 micron, our syringe filter has large surface area and huge flow rate to meet your needs better.

Mainly made of high-quality materials like PTFE, PES or nylon, Filson syringe filter has rigid structure to withstand high heat and high pressure. Moreover, our syringe filter has outstanding chemical resistance to filter most chemical solvents.

Based on different materials, applications, pore size or diameter, Filson has various syringe filter types, including nylon syringe filter, PTFE syringe filter, o.45 syringe filter, 0.22 micron syringe filter, laboratory syringe filter and so on.

In addition, as an one-stop syringe filter factory, you can find almost all syringe filter related products in Filson. For example, we can offer you suitable syringe filter holder or needles, luer lock syringe filter, sterile syringe filter and other related filters with a lower price.

Syringe Filter Components

1. Syringe Filter Holder

Filson can manufacture syringe filter holder with plastic and stainless steel, and it is allowable to reuse for several times. The general diameter is 13mm and 25mm, our syringe holder has large effective surface area.

2. Filter Syringe Needle

The common length of Filson filter syringe needle is 1’’ and 1.5’’, customized sizes available to meet your unique applications. The main aim of filter needle is to prevent particles to be filtered out before using that solution in a patient or final product.

2 Products Found.

Syringe Filter Types by Materials

1. Nylon Syringe Filter

Filson nylon syringe filter has high hydrophilicity to filter most water or water substances, including solvents. With wide diameter, its surface area can reach 4.9 cm2 and the recommended sample volume is up to 120 mL.

2. PVDF Syringe Filter

Utilizing pure PVDF material, Filson PVDF syringe filter has high acid resistance with pH value ranging from 1 to 14. Having better hydrophobicity and eminent efficiency, our filter has good compatibility with gas or vapor filtration, medicine industry, etc.

3. PES Syringe Filter

Owing to the accurate pore size of 0.22 and 0.45 micron, Filson PES syringe filter can capture smaller particles to offer more reliable analysis. Compared to other syringe filter, PES syringe filter has lowest protein binding and extractables.

4. PTFE Syringe Filter

Hydrophobic and hydrophilic PTFE membrane available, Filson PTFE syringe filter has broad compatibility from water to gases. With elaborate pore size, our PTFE syringe filter has large effective surface area up to 19.8 cm2.

5. Polycarbonate Syringe Filter

With wide micron rating ranging from 0.01 to 20 micron, Filson polycarbonate syringe filter can effectively eliminate most bacteria, virus and other particles. Moreover, our PCTE syringe filter has huge flow rate up to 1500 ml/min to meet your need better.

6. Polypropylene Syringe Filter

Complete polypropylene construction, Filson PP syringe filter has high temperature, corrosion and pressure resistance. With excellent chemical compatibility, our filter is best suitable for HPLC samples, aqueous and organic solvents filtration.

9 Products Found.

Syringe Filter Classifications by Applications

1. Syringe Filter for HPLC
Syringe Filter for HPLC

Since HPLC and HPLC mobile phase is usually compatible with chemical solvents and high pressure condition, syringe filter made of PTFE, PVDF or nylon is your best choice. Filson syringe filter for HPLC has 0.22 micron to remove smaller particles and provide reliable results.

2. Syringe Filter for LCMS
Syringe Filter for LCMS

Filson syringe filter for LCMS is ideal for LCMS sample pre-filtration, and it has huge flow rate up to 140 ml/min. Having excellent chemical resistance, our filter can be widely used to filter corrosion, acid or organic solvents.

3. Syringe Filter for Ion Chromatography
Syringe Filter for Ion Chromatography

As an essential filter to remove particles and microorganism, there are various materials of Filson syringe filter for ion chromatography, including PP, PTFE, PES, nylon, etc. Utilizing luer lock as connector, this ensures good sealing and safety.

4. Syringe Filter for Mycology
Syringe Filter for Mycology

Filson syringe filter for mycology is mainly used to make mushroom liquid cultures, and it can be autoclavable and reused for many times. With customized sizes, you can choose suitable connector to fix on your mouth jars.

Suit for regular mouth jars, PTFE avoid contamination

5. Syringe Filter for Steroids
Syringe Filter for Steroids

With wide diameter up to 33mm, Filson syringe filter for steroids has larger effective surface area. And the designed pore size ranges from 0.1 to 10 micron, so our filter can capture most small particles with a huge flow rate.

6. Cell Culture Syringe Filter
Cell Culture Syringe Filter

To avoid contamination, sample leak, combination and clogging in cell culturing, Filson cell culture syringe filter is your best choice. Based on your exact usage, you can choose proper filtration area from 0.07 cm2 to 4.8 cm2.

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Syringe Filter Related Products

1. Sterile Syringe Filter
Sterile Syringe Filters

Filson sterile syringe filter can be fabricated with PES, PVDF, CA or other materials. With better chemical resistance, our syringe filter is suitable for aqueous and organic solvents sterilization, high value protein filtration, venting and other applications.

2. Autoclavable Syringe Filter
Autoclavable Syringe Filter

Since most Filson syringe filters are non-sterile, it can be autoclavable at 121℃ or 134℃ for 15 to 30 minutes. Through autoclaving process, both filter and its package will be safer than other filters, and you can use it in most critical industries.

3. Hydrophobic Syringe Filter
Hydrophobic Syringe Filter

Made of hydrophobic membrane, Filson hydrophobic syringe filter is compatible with venting and degassing, air and gases filtration. With common 0.22 and 0.45 micron, hydrophobic syringe filter can be widely used in clarification and HPLC/GC samples filtration.

4. Hydrophilic Syringe Filter
Hydrophilic Syringe Filter

Filson hydrophilic syringe filter is best suitable for water or water-containing subatances. Having better chemical resistance, it can filter strong corrosion, acid, oxidizers and organic solvents with a high filtration efficiency.

5. Low Protein Binding Syringe Filter
Low Protein Binding Syringe Filter

Filson low protein binding syringe filter is mainly made of membrane that do not absorb protein, including glass fiber, nylon, PES, etc. The main purpose of low protein binding syringe filter is to shorten sample loss and offer outstanding property.

6. Luer Lock Syringe Filter
Luer Lock Syringe Filter

Luer lock is used to twist needle on the filter, so Filson luer lock syringe filter with proper luer lock provide a better sealing. With common pore size of 0.22 and 0.45 micron, our luer lock syringe filter can effectively remove particles and prevent solution loss.

8 Products Found.

Syringe Filter Categories by Micron Rating

1. 0.02 Micron Syringe Filter
0.02 Micron Syringe Filter

With elaborate pore size of 0.02 micron, Filson 0.02 micron syringe filter can remove most bacteria and virus. Having 10mm diameter, the sample volume of 0.02 micron syringe filter can reach 100 mL.

2. 0.1 Micron Syringe Filter
0.1 Micron Syringe Filter

Filson 0.1 micron syringe filter has a rigid structure to withstand high pressure up to 10 bar to meet your needs. Besides, it can operate normally under harsh environment, like high heat, corrosion, acid and organic solvents.

3. 0.2 Micron Syringe Filter
0.2 Micron Syringe Filter

Utilizing high-quality material, Filson 0.2 micron syringe filter has lower extractables to offer more reliable analysis. To fit your filtration system better, Filson provides various connectors like hose barb and luer lock.

4. 0.22 Micron Syringe Filter
0.22 Micron Syringe Filter

With 0.22 micron rating and 33 mm diameter, Filson 0.22 micron syringe filter has large sample volume up to 200 mL. Featuring in large surface area, fast flow rate and well chemical resistance, it offer various applications in sample filtration, air and gas sterilization, etc.

5. 0.45 Micron Syringe Filter
0.45 Micron Syringe Filter

Compared to other filters, Filson 0.45 micron syringe filter has high pressure resistance up to 14 bar. Hudrophilicity is one of outstanding feature of 0.45 micron syringe filter, so it is best suitable for water or water-containing substances, including chemical solvents.

6. 0.8 Micron Syringe Filter
0.8 Micron Syringe Filter

Filson 0.8 micron syringe filter has large effective filtration area to filter sample volume up to 150 mL. And it can be widely used in biological preparations, protein filtration, UV spectroscopy sample preparation, etc.

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Syringe Filter Kinds by Diameter

4mm Syringe Filter
4mm Syringe Filter

Filson 4mm syringe filter can be made of both hydrophobic and hydrophilic material, so it is ideal for most solution and gases filtration. Besides, since Filson 4mm syringe filter has a rigid structure, it has high temperature resistance up to 180℃.

13mm Syringe Filter
13mm Syringe Filter

With 13mm diameter, Filson 13mm syringe filter has low process volume less than 10 mL and effective filtration area up to 1 cm2. Having excellent chemical stability and inertness, our filter broad chemical resistance with pH value ranging from 1 to 14.

25mm Syringe Filter
25mm Syringe Filter

The general pore size of Filson 25mm syringe filter is 0.22 and 0.45 micron, and it has huge volume up to 100 ml. Utilizing high-quality material, our filter offers various applications like HPLC and GC samples, lab water sterilization, etc.

33mm Syringe Filter
33mm Syringe Filter

Oqing to the wider diameter, Filson 33mm syringe filter has larger surface area, huge flow rate and volume than other syringe filters. Besides, it has lower extractables and 20% lower dead volume less than 25mm filters.

4 Products Found.

Syringe Filter Outstanding Benefits

1. Huge Flow Rate
Huge Flow Rate

With uniform pore size and wide diameter design, Filson syringe filter has larger surface area and faster flow rate up to 1500 ml/min.

2. Excellent Chemical Compatibility
Excellent Chemical Compatibility

Filson syringe filter has excellent chemical resistance and inertness, and it is best suitable for aggressive corrosion, acid or organic solvents.

3. Standard Replacement Filters
Standard Replacement Filters

As a professional syringe filter with two decades years, Filson can fabricate standard replacement syringe filter of other brands, like Pall, Fisher, Vwr, Millipore, etc.

4. Quick and Reliable Delivery
Quick and Reliable Delivery

Since Filson has good partnership with DHL/UPS/TNT/Fedex or other air and shipping, we will choose economical transportation methods.

Syringe Filter Advantages

  • 01 micron rating to remove smaller particles effectively
  • Autoclavable at 121℃ or 134℃ for 15 – 30 minutes
  • Multiple hydrophobic and hydrophilic materials for different usages
  • Four membrane layers available to increase throughput and efficiency
  • Easy to install, operate and replace with a simple construction
  • Longer service life for a competitive overall cost
  • Various connector to obtain better sealing and stable filtration
  • 100% integrity test, ISO and CE certification
  • More reliable sample analysis with elaborate pore size design
1. Syringe Filter Advantages
2. Syringe Filter Features

Syringe Filter Features

  • Strong mechanical strength, high pressure resistance up to 14 bar
  • High temperature tolerance up to 280℃
  • Huge flow rate and throughput up to 1500 ml/min
  • Eminent process volume of 5000 ml
  • Superior filtration efficiency up to 99.99%
  • Minimum protein binding capacity, lower extractables
  • Excellent chemical compatibility to filter most chemical solvents
  • Outstanding acid resistance with pH value ranging from 1 to 14
  • Wider diameter up to 50mm for larger effective surface area

Why Choose Filson Syringe Filter

1. Autoclavable Syringe Filter
2. Syringe Filter Solvent Compatibility

Filson syringe filter has broad pore size ranging from 0.01 to 20 micron, and the effective surface area can reach 53.58 cm2. In addition, to meet your various needs, its process volume can reach as high as 5000 ml and the flow rate can reach 1500 ml/min.

Utilizing high-quality membrane materials, our syringe filter can operate normally under harsh environment, like high heat, high pressure, aggressive corrosion and organic solvents. Besides, our syringe filter is non-sterile, it can be sterilized by autoclaving at 121℃ or 134℃ or gamma irradiation.

As a professional syringe filter manufacturer in China, Filson has professional engineering team, the latest technology and advanced equipment. Therefore, we can not only manufacture high-quality syringe filter, but also provide standard replacement syringe filter of other brands, like Pall, Axiva, Whatman, etc.

1. Syringe Filter General Specifications
Syringe Filter General Specifications
  • Pore Size: 0.01 – 30 micron (typically 0.22 and 0.45 micron)
  • Operating Temperature: up to 280℃
  • Maximum Working Pressure: 14 bar
  • Common Diameter: 4mm, 13mm, 25mm, 33mm, 50mm
  • Sample Volume: 10 -150 mL
  • Hold-up Volume: up to 350µL
  • PH Range: 1 – 14
  • Minimum Bubble Point: 0.1 psi
  • Connection: luer lock, FLL, MLL, LS, steeped barb, NPTF, etc.
  • MOQ: 100 PCs
2. Syringe Filter Main Materials
Syringe Filter Main Materials

There are various materials for you choose to manufacture syringe filter:

  • Nylon
  • PVDF
  • PES
  • PTFE
  • Polycarbonate
  • Polypropylene
  • Glass
  • Activated carbon
  • Cellulose

Syringe Filter Applications


Due to the low protein-binding capacity, syringe filter is often used for the preparation and clarification of biological samples. In cell culture, it is able to sterile filter media, supplements and other solvents, to remove unwanted particles and prevent contamination.

Pharmaceutical industry
Pharmaceutical Industry

Having experienced rigorous sterilization procedures, Filson syringe filter is highly sterile and is the ideal filter for filtering medicinal products such as vaccines, antibiotics, etc. It ensures purity and effectiveness while maintaining sterility of the drugs.


In medicine, syringe filter is used for preparation of injectable medications, such as antibiotics, insulin, and other drugs. Through the purification of drugs, it has ample capacity to remove impurities, such as bacteria, particles, or endotoxins, before injection.

Chemical industry
Chemical Industry

Syringe filter has excellent chemical resistance to be used for filtration of solvents, reagents, and other chemicals to remove impurities. It can also be applied for sample preparation and analysis in various chemical applications, such as chromatography, spectroscopy, and titration.


With minimum pore size of 0.22 microns, Filson syringe filter can capture bacteria and mold in liquids, which is widely used to filter drinks such as wine, beer or juice, etc. It can also be used for sample preparation and analysis in the food industry.

Life science
Life Science

Syringe filter is very common in the life sciences field. For example, in microbiology, syringe filter is used for the sterilization of culture media, buffers, and other reagents. In molecular biology, syringe filter is used to prepare DNA and RNA samples for analysis.

Semiconductor manufacturing
Semiconductor Manufacturing

In semiconductor manufacturing, syringe filter is used for gas filtration to remove particles and other contaminants that could affect the quality of the final product. It can also be used for gas venting and filtration in various applications, including laboratory and industrial settings.

UHPLC HPLC LC-MS sample preparation
UHPLC/HPLC/LC-MS Sample Preparation

The purity of sample is very important for the high-performance liquid chromatography (HPLC) and liquid chromatography-mass spectrometry (LC-MS) analysis. Filson syringe filter captures more than 99.99% of impurities in sample, ensuring the accuracy of analysis results.

Laboratory filtration
Laboratory Filtration

The syringe filter has capacity of 10-150 ml, which is especially suitable for filtering small laboratory samples. It is often used for the clarification of samples before analysis, such as microscopy, spectroscopy or chromatography, etc.

Gas venting
Gas Venting

The PTFE and PVDF membranes of syringe filter have natural hydrophobicity and are ideal for gas filtration. It is widely used for gas emissions and filtration in laboratories and industry to remove particles and other contaminants from the airflow.

Filson Syringe Filter Manufacturer
Filson- Your Professional Syringe Filter Manufacturer in China

OEM manufacturer and customized services supplier. High-quality and high-efficiency syringe filter with an economical price.

Syringe Filter FAQ Guide

  1. What are Syringe Filter Made Of?1. What are Syringe Filter Made Of

Syringe filter is mainly made of various membrane. Based on different application, you can choose proper material like PTFE, PES, PVDF, nylon, glass fiber, polycarbonate or polypropylene to manufacture syringe filter.

  1. What is The Pore Size of Syringe Filter?2. What is The Pore Size of Syringe Filter

We can fabricate syringe filter with pore size ranging from 0.01 to 20 micron, and 0.22 and 0.45 micron are two most frequently used membrane pore size.

  1. What is CA Syringe Filter? 3. What is CA Syringe Filter

CA syringe filter is made of high-quality cellulose acetat membrane, and it features in hydrophilicity and low protein binding capacity. CA syringe filter has high flow rate, high heat resistance and low absorption, so it is best suitable for pressure filtration and laboratory filtration with improved purity.

  1. What is Hydrophobic Syringe Filter?4. What is Hydrophobic Syringe Filter

Since hydrophobic membrane can not let water or water-containing substances pass easily, hydrophobic syringe filter is better compatible with venting, air and gases filtration.

  1. What is A Luer Lock Syringe Filter Used For? 5. What is A Luer Lock Syringe Filter Used For

Luer lock syringe filter has suitable connector with female luer lock inlet and male luer slip outlet to twist needle in your filter. Therefore, it offers good sealing to ensure no liquids leakage.

Having excellent chemical compatibility and hydrophobicity, luer lock syringe filter is ideal for gas and chemical solvents filtration.

  1. Why is A Syringe Filter Required For HPLC Sample Preparation?6. Why is A Syringe Filter Required For HPLC Sample Preparation

There are two main purposes for using a syringe filter on HPLC sample:

One is to reduce particles and provide more reliable results.

Another is to protect your pump and other component form damage as well as extending longer service time.

  1. Can You Reuse Syringe Filters?7. Can You Reuse Syringe Filters

Generally, considering the filtration efficiency, flow rate and final results, we suggest not to reuse syringe filter to avoid cross-contamination. When reusing syringe filter, the accuracy of the sample results can not ensure.

However, if you need reusable syringe filter, PP membrane can satisfy your requirements.

  1. What is A Syringe Filter Used For?8. What is A Syringe Filter Used For

Syringe filter is mainly used to remove bacteria, virus and other particles in most liquids and gases. And syringe filter is best suitable for sample filtration to offer more reliable analysis in many fields, like HPLC, ion chromatography, LCMS, etc.

  1. How Do You Sterilize Syringe Filters?9. How Do You Sterilize Syringe Filters

Most syringe filter is non-sterile, and it can be sterilized and autoclavable through several methods:

  • Steam sterilization. Sterilize at 121℃ for 30 minutes.
  • Rinse in 75% ethanol solution.
  • Ethylene oxide gas sterilization.
  • Autoclave sterilization. Autoclavable at 121℃ or 134℃.
  1. Do Syringe Filters Expire?10. Do Syringe Filters Expire

Whether syringe filter expire or not depends on the storage condition. If syringe filter are  sealed in an unopened package or in an original controlled environments, it is probably still sterile for longer time.

Besides, the expiration date of syringe filter is only applied to filter sterility, while it has no influence on filter’s performance. And its filtration ability will not loss immediately after expiration.

Meanwhile, if syringe filter is used in clinical industry, you must pay more attention to the expiration date.

  1. How to Use Syringe Filter?11. How to Use Syringe Filter

There are several steps for you to use PTFE syringe filter:

  • Firstly, load sample into PTFE syringe filter.
  • Secondly, fix the syringe filter by twisting. You should twist connectors(commonly luer lock) properly, not too loose or too tight.
  • Thirdly, keep syringe filter vertical in order to wet PTFE membrane. If possible, discard the first 0.25ml of sample to avoid pollution.
  • Next, push syringe filter and let sample flow through filter.
  • Finally, change filter and repeat theses steps again.
  1. How to Choose A Membrane Syringe Filter?12. How to Choose A Membrane Syringe Filter

There are several steps to choose a proper membrane syringe filter:

  • Determine whether require pre-filtration.
  • Decide the diameter of syringe filter according to sample volume.
  • Decide syringe filter pore size.
  • Choose proper membrane material based on the chemical property of sample property.
  1. Do Syringe Filters Remove Bacteria?13. Do Syringe Filters Remove Bacteria

The common size of bacteria is between 0.5 and 5 micron, and syringe with absolute pore size of 0.2micron and 0.22 micron can remove most bacteria. As for larger or smaller bacteria, customized sizes is available to meet your needs.

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