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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
UFC903024 Amicon® Ultra-15 Centrifugal Filter Unit 215 
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  • Background Information
  • AMICON ULTRA-15 15ML - 30 KDa cutoff. Available in 3 pack sizes. UFC903008 - 8 pack UFC903024 - 24 pack UFC903096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 10–15 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipettor sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLS Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC903024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 2.97 cm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 7.6 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 12.1 cm (4.807 in.)
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 200 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC903024 Amicon® Ultra-15 Centrifugal Filter Unit 215 
Add to Cart
  • Background Information
  • AMICON ULTRA-15 15ML - 30 KDa cutoff. Available in 3 pack sizes. UFC903008 - 8 pack UFC903024 - 24 pack UFC903096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 10–15 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipettor sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLS Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC903024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 2.97 cm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 7.6 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 12.1 cm (4.807 in.)
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 200 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC903096 Amicon® Ultra-15 Centrifugal Filter Unit 834 
Add to Cart
  • Background Information
  • AMICON ULTRA-15 15ML - 30 KDa cutoff. Available in 3 pack sizes. UFC903008 - 8 pack UFC903024 - 24 pack UFC903096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 10–15 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipettor sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLS Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC903096
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 2.97 cm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 7.6 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 12.1 cm (4.807 in.)
  • Material Size
  • 96
  • Minimum Final Concentrate Volume
  • 200 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC903096 Amicon® Ultra-15 Centrifugal Filter Unit 834 
Add to Cart
  • Background Information
  • AMICON ULTRA-15 15ML - 30 KDa cutoff. Available in 3 pack sizes. UFC903008 - 8 pack UFC903024 - 24 pack UFC903096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 10–15 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipettor sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLS Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC903096
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 2.97 cm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 7.6 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 12.1 cm (4.807 in.)
  • Material Size
  • 96
  • Minimum Final Concentrate Volume
  • 200 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC203024 Amicon Ultra-2 Centrifugal Filter Unit 105 
Add to Cart
  • Background Information
  • Amicon Ultra 2ml 30K 24PK Concentrates 2 mL down to 15-70 µl 98% sample recovery Fast processing time - 10 to 30 minute spin times Engineered dead stop Reverse spin capability provides consistent recoveries Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates Primer removal, PCR cleanup, removal of linkers or macromolecular labels from a reaction mix, and protein removal prior to HPLC Desalting, buffer exchange and protein dialysis Material Supplied: The Amicon® Ultra-2 device is supplied with two microcentrifuge tubes. During operation, one tube is used to collect filtrate; the other tube is to recover the concentrated sample. Performance – DNA Concentration: The Amicon® Ultra-2 30K device provides the best balance between PCR recovery and PCR primer removal for double-stranded DNA for base pairs ranging from 137 to 1159
  • Catalogue Number
  • UFC203024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear
  • Device Material
  • Housing: Styrene/butadieneCollection Tube: Polypropylene
  • Diameter
  • 15.9 mm
  • Filter Code
  • PLCGC
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 1 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 119.7 mm
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 15 µL–70 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC203024 Amicon Ultra-2 Centrifugal Filter Unit 105 
Add to Cart
  • Background Information
  • Amicon Ultra 2ml 30K 24PK Concentrates 2 mL down to 15-70 µl 98% sample recovery Fast processing time - 10 to 30 minute spin times Engineered dead stop Reverse spin capability provides consistent recoveries Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates Primer removal, PCR cleanup, removal of linkers or macromolecular labels from a reaction mix, and protein removal prior to HPLC Desalting, buffer exchange and protein dialysis Material Supplied: The Amicon® Ultra-2 device is supplied with two microcentrifuge tubes. During operation, one tube is used to collect filtrate; the other tube is to recover the concentrated sample. Performance – DNA Concentration: The Amicon® Ultra-2 30K device provides the best balance between PCR recovery and PCR primer removal for double-stranded DNA for base pairs ranging from 137 to 1159
  • Catalogue Number
  • UFC203024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear
  • Device Material
  • Housing: Styrene/butadieneCollection Tube: Polypropylene
  • Diameter
  • 15.9 mm
  • Filter Code
  • PLCGC
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 1 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 119.7 mm
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 15 µL–70 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC803008 Amicon® Ultra-4 Centrifugal Filter Unit 44 
Add to Cart
  • Background Information
  • AMICON ULTRA-4 4ML - 30 KDa cutoff. Available in 3 pack sizes. UFC803008 - 8 pack UFC803024 - 24 pack UFC803096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 5 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipette sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLC Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC803008
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 17.3 mm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 3 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 124 mm (4.88 in.)
  • Material Size
  • 8
  • Minimum Final Concentrate Volume
  • 50 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC803008 Amicon® Ultra-4 Centrifugal Filter Unit 44 
Add to Cart
  • Background Information
  • AMICON ULTRA-4 4ML - 30 KDa cutoff. Available in 3 pack sizes. UFC803008 - 8 pack UFC803024 - 24 pack UFC803096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 5 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipette sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLC Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC803008
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 17.3 mm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 3 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 124 mm (4.88 in.)
  • Material Size
  • 8
  • Minimum Final Concentrate Volume
  • 50 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC803024 Amicon® Ultra-4 Centrifugal Filter Unit 113 
Add to Cart
  • Background Information
  • AMICON ULTRA-4 4ML - 30 KDa cutoff. Available in 3 pack sizes. UFC803008 - 8 pack UFC803024 - 24 pack UFC803096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 5 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipette sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLC Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC803024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 17.3 mm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 3 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 124 mm (4.88 in.)
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 50 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications
UFC803024 Amicon® Ultra-4 Centrifugal Filter Unit 113 
Add to Cart
  • Background Information
  • AMICON ULTRA-4 4ML - 30 KDa cutoff. Available in 3 pack sizes. UFC803008 - 8 pack UFC803024 - 24 pack UFC803096 - 96 pack High recovery Ultracel regenerated cellulose membrane in a range of molecular weight cut-offs High retentate recovery of greater than 90% Vertical membrane reduces concentration polarization for ultra-fast spin times (as fast as 5 minutes) Heat-sealed membrane minimizes downstream extractables 100% integrity tested for reliable performance Convenient sample monitoring with translucent housing and volume gradations Direct pipette sample access eliminates processing step to recover concentrate High concentration factors of 80–100X Applications: Concentration of biological samples containing antigens, antibodies, enzymes, nucleic acids, or microorganisms Purification of macromolecular components found in tissue culture extracts or cell lysates and protein removal prior to HPLC Concentration of dilute or pre-purified proteins from column eluents Desalting, buffer exchange and protein dialysis
  • Catalogue Number
  • UFC803024
  • Centrifugal Application
  • Protein Concentration and Desalting
  • Chemistry
  • Regenerated Cellulose (RC)
  • Color Code
  • Clear with pink cap
  • Device Material
  • Housing: Styrene/butadieneTube: PolypropyleneCap and liner: Polyethylene
  • Diameter
  • 17.3 mm
  • Filter Code
  • PLTK
  • Filter Type
  • Ultrafiltration
  • Filtration Area
  • 3 cm²
  • Key Applications
  • Protein ExtractionProtein Purification
  • Length
  • 124 mm (4.88 in.)
  • Material Size
  • 24
  • Minimum Final Concentrate Volume
  • 50 µL
  • NMWL
  • 30 KDa
  • Sterility
  • Non-Sterile
  • Support Material
  • Regenerated cellulose
  • Trade Name
  • Amicon Ultra
  • Volume
  • Key Applications

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.


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