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We have developed a unique portfolio of consumables, each adapted to the different feed water quality requirements and to your various applications. To maintain your water system’s performance, it’s critical to replace your purification cartridges on time and with genuine ISO 9001-certified parts.

Catalog No. Product Net Price
HPWP04700 Millipore Express PLUS Membrane Filter 135 
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  • Background Information
  • The Millipore Express® PLUS membrane provides ultrafast filtration of tissue culture media, additives, buffers and other aqueous solutions. This high throughput, low protein-binding membrane is also used in many of our ready-to-use sterile filtration devices.Features & Benefit:•Ultra fast filtration and high throughput shorten process time •Can be sterilized by autoclave, ethylene oxide, or gamma irradiation for sterile filtration applications Applications:Sterile Filtration, Buffer Filtration, Tissue Culture Media Filtration
  • Bacterial Endotoxins
  • Aqueous extraction contains ≤0.5 EU/mL as determined by the Limulus Amebocyte Lysate (LAL) Test
  • Catalogue Number
  • HPWP04700
  • Chemistry
  • Polyethersulfone (PES)
  • Diameter
  • Biological Information Bacterial Endotoxins
  • Filter Code
  • HPWP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 47 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 23 at 690 mbar (10 psi)
  • Material Size
  • 100
  • Pore Size
  • 0.45 µm
  • Thickness
  • ≥130 µm and ≤155 µm
  • Trade Name
  • Millipore Express®
  • Wettability
  • Hydrophilic
HPWP09050 Millipore Express PLUS Membrane Filter 146 
Add to Cart
  • Background Information
  • The Millipore Express® PLUS membrane provides ultrafast filtration of tissue culture media, additives, buffers and other aqueous solutions. This high throughput, low protein-binding membrane is also used in many of our ready-to-use sterile filtration devices.Features & Benefit:•Ultra fast filtration and high throughput shorten process time •Can be sterilized by autoclave, ethylene oxide, or gamma irradiation for sterile filtration applications Applications:Sterile Filtration, Buffer Filtration, Tissue Culture Media Filtration
  • Bacterial Endotoxins
  • Aqueous extraction contains ≤0.5 EU/mL as determined by the Limulus Amebocyte Lysate (LAL) Test
  • Catalogue Number
  • HPWP09050
  • Chemistry
  • Polyethersulfone (PES)
  • Diameter
  • Biological Information Bacterial Endotoxins
  • Filter Code
  • HPWP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 90 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 23 at 690 mbar (10 psi)
  • Material Size
  • 50
  • Pore Size
  • 0.45 µm
  • Thickness
  • ≥130 µm and ≤155 µm
  • Trade Name
  • Millipore Express®
  • Wettability
  • Hydrophilic
HPWP09050 Millipore Express PLUS Membrane Filter 146 
Add to Cart
  • Background Information
  • The Millipore Express® PLUS membrane provides ultrafast filtration of tissue culture media, additives, buffers and other aqueous solutions. This high throughput, low protein-binding membrane is also used in many of our ready-to-use sterile filtration devices.Features & Benefit:•Ultra fast filtration and high throughput shorten process time •Can be sterilized by autoclave, ethylene oxide, or gamma irradiation for sterile filtration applications Applications:Sterile Filtration, Buffer Filtration, Tissue Culture Media Filtration
  • Bacterial Endotoxins
  • Aqueous extraction contains ≤0.5 EU/mL as determined by the Limulus Amebocyte Lysate (LAL) Test
  • Catalogue Number
  • HPWP09050
  • Chemistry
  • Polyethersulfone (PES)
  • Diameter
  • Biological Information Bacterial Endotoxins
  • Filter Code
  • HPWP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 90 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 23 at 690 mbar (10 psi)
  • Material Size
  • 50
  • Pore Size
  • 0.45 µm
  • Thickness
  • ≥130 µm and ≤155 µm
  • Trade Name
  • Millipore Express®
  • Wettability
  • Hydrophilic
UFC30LH25 Ultrafree-MC Centrifugal Filter 77 
Add to Cart
  • Background Information
  • Ultrafree®-MC (0.5 mL) and Ultrafree®-CL (2 mL) centrifugal devices are single-use, disposable filters used for removing particulates from aqueous biological solutions. These devices are available in two processing volumes with a range of microporous membranes (from 0.1 to 5.0 µm) for fast filtration and highly reproducible performance. Pre-sterilized units are also available. Use in fixed-angle rotors for 1.5 mL tubes (-MC) and 15 mL tubes (–CL).•Five different pore sizes from 0.1 to 5.0 µm •Pre-sterilized units also available •Fast filtration and highly reproducible performance •Use in fixed-angle rotors for 1.5 mL tubes Applications•Removal of particles and precipitates from aqueous and some solvent-based samples •Ideal for use with protein and nucleic acid solutions
  • Catalogue Number
  • UFC30LH25
  • Centrifugal Application
  • Sample Clarification
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Color Code
  • Red
  • Device Material
  • Polypropylene
  • Diameter
  • 10.6 mm
  • Filter Code
  • LH
  • Filter Type
  • Microfiltration
  • Filtration Area
  • 0.2 cm²
  • Hold-up Volume
  • 5 µL
  • Key Applications
  • Protein ExtractionProtein PurificationSample Prep
  • Length
  • 45 mm
  • Material Size
  • 25
  • Maximum Operating Temperature
  • 50 °C
  • Pore Size
  • 0.45 µm
  • Sterility
  • Non-Sterile
  • Trade Name
  • Ultrafree
  • Volume
  • 5 µL
UFC30LH25 Ultrafree-MC Centrifugal Filter 77 
Add to Cart
  • Background Information
  • Ultrafree®-MC (0.5 mL) and Ultrafree®-CL (2 mL) centrifugal devices are single-use, disposable filters used for removing particulates from aqueous biological solutions. These devices are available in two processing volumes with a range of microporous membranes (from 0.1 to 5.0 µm) for fast filtration and highly reproducible performance. Pre-sterilized units are also available. Use in fixed-angle rotors for 1.5 mL tubes (-MC) and 15 mL tubes (–CL).•Five different pore sizes from 0.1 to 5.0 µm •Pre-sterilized units also available •Fast filtration and highly reproducible performance •Use in fixed-angle rotors for 1.5 mL tubes Applications•Removal of particles and precipitates from aqueous and some solvent-based samples •Ideal for use with protein and nucleic acid solutions
  • Catalogue Number
  • UFC30LH25
  • Centrifugal Application
  • Sample Clarification
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Color Code
  • Red
  • Device Material
  • Polypropylene
  • Diameter
  • 10.6 mm
  • Filter Code
  • LH
  • Filter Type
  • Microfiltration
  • Filtration Area
  • 0.2 cm²
  • Hold-up Volume
  • 5 µL
  • Key Applications
  • Protein ExtractionProtein PurificationSample Prep
  • Length
  • 45 mm
  • Material Size
  • 25
  • Maximum Operating Temperature
  • 50 °C
  • Pore Size
  • 0.45 µm
  • Sterility
  • Non-Sterile
  • Trade Name
  • Ultrafree
  • Volume
  • 5 µL
FHLC01300 LCR Membrane Filter 203 
Add to Cart
  • Background Information
  • LCR membrane is an unsupported, hydrophilic PTFE membrane compatible with all commonly used HPLC solvents. The membrane undergoes a special treatment process to remove any residual extractabes, ensuring that it will not add anything to your HPLC solvents, providing clearer analysis results.Features & Benefits:•Hydrophilic membrane can be used to filter aqueous fluids without prior wetting •Ultraclean membrane will not add extractables to your samples or solvents Applications:HPLC Mobile Phase Filtration; Clarifying Acids, Bases and Dilute Protein Solutions; Isolating RNA
  • Catalogue Number
  • FHLC01300
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Diameter
  • Biological Information Wettability
  • Filter Code
  • FHLC
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 13 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • 100
  • Maximum Operating Temperature
  • 130 °C
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 80%
  • Thickness
  • 140 µm (maximum)
  • Wettability
  • Hydrophilic
FHLC01300 LCR Membrane Filter 203 
Add to Cart
  • Background Information
  • LCR membrane is an unsupported, hydrophilic PTFE membrane compatible with all commonly used HPLC solvents. The membrane undergoes a special treatment process to remove any residual extractabes, ensuring that it will not add anything to your HPLC solvents, providing clearer analysis results.Features & Benefits:•Hydrophilic membrane can be used to filter aqueous fluids without prior wetting •Ultraclean membrane will not add extractables to your samples or solvents Applications:HPLC Mobile Phase Filtration; Clarifying Acids, Bases and Dilute Protein Solutions; Isolating RNA
  • Catalogue Number
  • FHLC01300
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Diameter
  • Biological Information Wettability
  • Filter Code
  • FHLC
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 13 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • 100
  • Maximum Operating Temperature
  • 130 °C
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 80%
  • Thickness
  • 140 µm (maximum)
  • Wettability
  • Hydrophilic
UFC40LH25 Ultrafree-CL Centrifugal Filter 106 
Add to Cart
  • Background Information
  • Ultrafree®-MC (0.5 mL) and Ultrafree®-CL (2 mL) centrifugal devices are single-use, disposable filters used for removing particulates from aqueous biological solutions. These devices are available in two processing volumes with a range of microporous membranes (from 0.1 to 5.0 µm) for fast filtration and highly reproducible performance. Pre-sterilized units are also available. Use in fixed-angle rotors for 1.5 mL tubes (-MC) and 15 mL tubes (–CL).•Five different pore sizes from 0.1 to 5.0 µm •Pre-sterilized units also available •Fast filtration and highly reproducible performance •Use in fixed-angle rotors for 1.5 mL tubes Applications•Removal of particles and precipitates from aqueous and some solvent-based samples •Ideal for use with protein and nucleic acid solutions
  • Catalogue Number
  • UFC40LH25
  • Centrifugal Application
  • Sample Clarification
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Color Code
  • Red
  • Device Material
  • Polypropylene
  • Diameter
  • 16.3 mm
  • Filter Code
  • LH
  • Filter Type
  • Microfiltration
  • Filtration Area
  • 0.8 cm²
  • Hold-up Volume
  • 10 µL
  • Key Applications
  • Protein ExtractionProtein PurificationSample Prep
  • Length
  • 77 mm
  • Material Size
  • 25
  • Maximum Operating Temperature
  • 50 °C
  • Pore Size
  • 0.45 µm
  • Sterility
  • Non-Sterile
  • Trade Name
  • Ultrafree
  • Volume
  • 10 µL
UFC40LH25 Ultrafree-CL Centrifugal Filter 106 
Add to Cart
  • Background Information
  • Ultrafree®-MC (0.5 mL) and Ultrafree®-CL (2 mL) centrifugal devices are single-use, disposable filters used for removing particulates from aqueous biological solutions. These devices are available in two processing volumes with a range of microporous membranes (from 0.1 to 5.0 µm) for fast filtration and highly reproducible performance. Pre-sterilized units are also available. Use in fixed-angle rotors for 1.5 mL tubes (-MC) and 15 mL tubes (–CL).•Five different pore sizes from 0.1 to 5.0 µm •Pre-sterilized units also available •Fast filtration and highly reproducible performance •Use in fixed-angle rotors for 1.5 mL tubes Applications•Removal of particles and precipitates from aqueous and some solvent-based samples •Ideal for use with protein and nucleic acid solutions
  • Catalogue Number
  • UFC40LH25
  • Centrifugal Application
  • Sample Clarification
  • Chemistry
  • Hydrophilic Polytetrafluoroethylene (PTFE)
  • Color Code
  • Red
  • Device Material
  • Polypropylene
  • Diameter
  • 16.3 mm
  • Filter Code
  • LH
  • Filter Type
  • Microfiltration
  • Filtration Area
  • 0.8 cm²
  • Hold-up Volume
  • 10 µL
  • Key Applications
  • Protein ExtractionProtein PurificationSample Prep
  • Length
  • 77 mm
  • Material Size
  • 25
  • Maximum Operating Temperature
  • 50 °C
  • Pore Size
  • 0.45 µm
  • Sterility
  • Non-Sterile
  • Trade Name
  • Ultrafree
  • Volume
  • 10 µL
FHLC02500 LCR Membrane Filter 256 
Add to Cart
  • Background Information
  • LCR membrane is an unsupported, hydrophilic PTFE membrane compatible with all commonly used HPLC solvents. The membrane undergoes a special treatment process to remove any residual extractabes, ensuring that it will not add anything to your HPLC solvents, providing clearer analysis results.Features & Benefits:•Hydrophilic membrane can be used to filter aqueous fluids without prior wetting •Ultraclean membrane will not add extractables to your samples or solvents Applications:HPLC Mobile Phase Filtration; Clarifying Acids, Bases and Dilute Protein Solutions; Isolating RNA
  • Catalogue Number
  • FHLC02500
  • Chemistry
  • Hydrophobic Polytetrafluoroethylene (PTFE)
  • Diameter
  • Biological Information Wettability
  • Filter Code
  • FHLC
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 25 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • 100
  • Maximum Operating Temperature
  • 130 °C
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 80%
  • Thickness
  • 140 µm (maximum)
  • Wettability
  • Hydrophilic

Overview

Analytical Sample Preparation Membrane Filtration Devices


Trust Merck membrane filtration devices for the collection and preparation of samples, mobile phases, and buffers to obtain the highest quality results from downstream analysis.


Whether you need to collect, separate, or remove contaminants from air or fluid samples prior to downstream analysis, our broad selection of syringe filters, membranes, filter holders and related filtration devices ensures that we have the right solution for your application.


Filter Membranes

Millex® Syringe Filters

Filtration Holders & Accessories



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