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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
HVLP02500 Durapore® Membrane Filter, 0.45 µm 101 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Background Information
  • Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic Durapore® membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.Features & Benefits - Available in several pore sizes (both hydrophilic and hydrophobic varieties) to suit your application needs - Durapore® membrane filters have very low protein binding to minimize interaction with your sample and maximize recovery
  • Catalogue Number
  • HVLP02500
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 25 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, Hydrophilic, 0.45 µm, 25 mm, white, plain, 100
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP04700 Durapore® Membrane Filter, 0.45 µm 128 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Background Information
  • Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic Durapore® membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.Features & Benefits - Available in several pore sizes (both hydrophilic and hydrophobic varieties) to suit your application needs - Durapore® membrane filters have very low protein binding to minimize interaction with your sample and maximize recovery
  • Catalogue Number
  • HVLP04700
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 47 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, hydrophilic, 0.45 µm, 47 mm, white, plain, 100
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP04700 Durapore® Membrane Filter, 0.45 µm 128 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Background Information
  • Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic Durapore® membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.Features & Benefits - Available in several pore sizes (both hydrophilic and hydrophobic varieties) to suit your application needs - Durapore® membrane filters have very low protein binding to minimize interaction with your sample and maximize recovery
  • Catalogue Number
  • HVLP04700
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 47 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, hydrophilic, 0.45 µm, 47 mm, white, plain, 100
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVWG04700 Durapore® Membrane Filter, 0.45 µm 148 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Catalogue Number
  • HVWG04700
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVWG
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 47 mm
  • Filter Surface
  • Gridded
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • Hydrophilic, 0.45 µm, 47 mm, white, gridded, 100
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVWG04700 Durapore® Membrane Filter, 0.45 µm 148 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Catalogue Number
  • HVWG04700
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVWG
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 47 mm
  • Filter Surface
  • Gridded
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • Hydrophilic, 0.45 µm, 47 mm, white, gridded, 100
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP06225 Durapore® Membrane Filter, 0.45 µm 81 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Catalogue Number
  • HVLP06225
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 63.5 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, Hydrophilic, 0.45 µm, 63.5 mm, white, plain, 25
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP07625 Durapore® Membrane Filter, 0.45 µm 85 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Catalogue Number
  • HVLP07625
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 76 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, Hydrophilic, 0.45 µm, 76mm, white, plain, 25
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP09050 Durapore® Membrane Filter, 0.45 µm 180 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Background Information
  • Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic Durapore® membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.Features & Benefits - Available in several pore sizes (both hydrophilic and hydrophobic varieties) to suit your application needs - Durapore® membrane filters have very low protein binding to minimize interaction with your sample and maximize recovery
  • Catalogue Number
  • HVLP09050
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 90 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, Hydrophilic, 0.45 µm, 90 mm, white, plain, 50
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
HVLP09050 Durapore® Membrane Filter, 0.45 µm 180 
Add to Cart
  • Air Flow Rate
  • 4 L/min x cm²
  • Background Information
  • Durapore® membranes provide high flow rates and throughput, low extractables and broad chemical compatibility. Hydrophlic Durapore® membrane binds far less protein than nylon, nitrocellulose, or PTFE membranes.Features & Benefits - Available in several pore sizes (both hydrophilic and hydrophobic varieties) to suit your application needs - Durapore® membrane filters have very low protein binding to minimize interaction with your sample and maximize recovery
  • Catalogue Number
  • HVLP09050
  • Chemistry
  • Hydrophilic Polyvinylidene Fluoride (PVDF)
  • Filter Code
  • HVLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 90 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 4 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • PVDF, Hydrophilic, 0.45 µm, 90 mm, white, plain, 50
  • Maximum Operating Temperature
  • 85 °C
  • Media
  • Durapore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 70%
  • Thickness
  • 125 µm
  • Trade Name
  • Durapore®
  • Wettability
  • Hydrophilic
FHLP01300 Fluoropore Membrane Filter 203 
Add to Cart
  • Air Flow Rate
  • 8 L/min x cm²
  • Background Information
  • Our Fluoropore™ membrane is a hydrophobic, polytetrafluoroethylene (PTFE) polymer membrane bonded to a high density polyethylene support to improve the handling characteristics of the filter for normal applications. Fluoropore™ membranes provide broad chemical compatibility, high flow rates and consistency. (Please note that catalogue numbers containing "FHUP" are unlaminated, or produced without a backing.)Our Omnipore™ membrane is a hydrophilic PTFE membrane that is compatible with virually all solvents, acids, and alkaline solutions.Features & Benefits: - Biologically and chemically inert - High porosity yields high flow rates - Hydrophobic and hydrophilic PTFE varieties available for filtration of aqueous and organic-based samples Applications: - Fluoropore™ Membrane: Clarifying Acids, Bases and Solvents; Air Monitoring; Filtering and Venting Gases; UV Spectroscopy - Omnipore™ Membrane: Filtration of Aqueous Solutions, Clarifying Acids and Alkaline Solution
  • Catalogue Number
  • FHLP01300
  • Chemistry
  • Hydrophobic Polytetrafluoroethylene (PTFE)
  • Filter Code
  • FHLP
  • Filter Color
  • White
  • Filter Diameter (⌀)
  • 13 mm
  • Filter Surface
  • Plain
  • Filter Type
  • Screen filter
  • Flow Rate
  • 8 L/min x cm²
  • Gravimetric Extractables
  • 0.5%
  • Material Size
  • 100 pack, PTFE, hydrophobic, 0.5 µm, 13 mm, white, plain
  • Maximum Operating Temperature
  • 130 °C
  • Media
  • Fluoropore®
  • Pore Size
  • 0.45 µm
  • Porosity %
  • 85%
  • Thickness
  • 150 µm
  • Trade Name
  • Fluoropore
  • Wettability
  • Hydrophobic

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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