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Laboratory Filtration

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Sepapure® Laboratory Filtration

Discover the unmatched precision and purity in every filtration with SEPAPURE

Tested to Ensure Performance

Highest Quality Membranes 

Chemically Versatile 

Biological samples, aggressive acids and bases, organic solvents

Diameters

13, 25, 30, 47 mm 

Maximize Sample Recovery

Minimal Sample Hold-up Volume 

Membrane Materials

Nylon, hydrophilic & hydrophobic PTFE, Cellulose Acetate, PES

Easy identification

Color-coded to intuitively select Syringe Filter 

Filter Units

Available in 1000 and 2000 mL

Pore Sizes

0.22 - 0.45 µm 

Sepapure®: Redefing Precision in Laboratory Filtration

Achieve precision and reliability in your filtration processes with Sepapure®. From Syringe Filters to Vacuum Filter Units, our products deliver unmatched purity, efficiency, and adaptability. Explore our versatile range of pore sizes, membrane materials, and accessories, designed to streamline your lab operations and ensure optimal results every time.



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Laboratory Filtration with Sepapure®

Unmatched Quality for Every Filtration Requirement ​

Sepapure® Syringe Filters

Streamline your workflow with Sepapure® Syringe Filters: intuitively colour coded for quick selection, ensuring optimal throughput and minimal sample loss. Achieve unmatched precision and purity in every filtration.

  • Color-coded and labeled: Easy identification of membrane and filter type. Each unit is clearly marked with an identifying code to denote pore size and membrane material
  • Bonded outer ring on housing: Durability under higher working pressures (> 87 psi or 6 bar)
  • Built-in prefilter: Polypropylen prefilter
  • Specifically designed to maximize sample recovery: Minimal sample hold-up volume
  • Broad compatibility: Many types of applications and membranes

Sepapure® Membrane Disc Filters

Enhance your filtration process with Sepapure® Membrane Disc Filters, which offer a variety of materials for efficient separation and clear results. Perfect for complex tasks, ensuring purity and reliability.

Filter Units

Upgrade your filtration efficiency with our top-tier glass filter units and reusable filter holders, perfectly compatible with our superior membrane disc filters. Durable, eco-conscious choice.

Sepapure® Syringe Filters

Streamline your workflow with Sepapure® Syringe Filters: intuitively colorcoded for quick selection, ensuring optimal throughput and minimal sample loss. Achieve unmatched precision and purity in every filtration.

  • Color-coded and labeled: Easy identification of membrane and filter type. Each unit is clearly marked with an identifying code to denote pore size and membrane material
  • Bonded outer ring on housing: Durability under higher working pressures (> 87 psi or 6 bar) 
  • Built-in prefilter: Polypropylen prefilter • Specifically designed to maximize sample recovery: Minimal sample hold-up volume
  • Broad compatibility: Many types of applications and membranes

Experience Consistent Quality with KNAUER originals HPLC Consumables
KNAUER Sepapure® Syringe and Membrane Disc Filters ensure that samples and solvents are particle-free to protect the column and HPLC components and avoid downtime. KNAUER originals vials and caps protect your sample, avoiding degradation or solvent evaporation and improving injection reproducibility.

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