Merck - Filters and Filtration - Chromatography - Lab supplies

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
	LSWP01300	Mitex Membrane Filter	200	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)* Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP01300 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Contaminant of Interest 1,2,4-trichlorobenzene1,2,4,5-tetrachlorobenzenepentachlorobenzene Filter Code LSWP Filter Color White Filter Diameter (⌀) 13 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 13 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Regulated Test Method Number NIOSH 5517 Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP01300	Mitex Membrane Filter	200	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)* Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP01300 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Contaminant of Interest 1,2,4-trichlorobenzene1,2,4,5-tetrachlorobenzenepentachlorobenzene Filter Code LSWP Filter Color White Filter Diameter (⌀) 13 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 13 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Regulated Test Method Number NIOSH 5517 Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP14250	Mitex Membrane Filter	648	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP14250 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Filter Code LSWP Filter Color White Filter Diameter (⌀) 142 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 50 pack, PTFE, hydrophobic, 5.0 µm, 142 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP14250	Mitex Membrane Filter	648	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP14250 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Filter Code LSWP Filter Color White Filter Diameter (⌀) 142 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 50 pack, PTFE, hydrophobic, 5.0 µm, 142 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP02500	Mitex Membrane Filter	248	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP02500 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Contaminant of Interest Formic Acid Filter Code LSWP Filter Color White Filter Diameter (⌀) 25 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 25 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Regulated Test Method Number NIOSH 2011 Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP02500	Mitex Membrane Filter	248	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP02500 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Contaminant of Interest Formic Acid Filter Code LSWP Filter Color White Filter Diameter (⌀) 25 mm Filter Surface Plain Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 25 mm, white, plain Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Regulated Test Method Number NIOSH 2011 Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWG02500	Mitex Membrane Filter	287	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWG02500 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Filter Code LSWG Filter Color White Filter Diameter (⌀) 25 mm Filter Surface Gridded Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 25 mm, white, gridded Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWG02500	Mitex Membrane Filter	287	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)*Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWG02500 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Filter Code LSWG Filter Color White Filter Diameter (⌀) 25 mm Filter Surface Gridded Filter Type Screen filter Flow Rate 9 L/min x cm² Material Size 100 pack, PTFE, hydrophobic, 5.0 µm, 25 mm, white, gridded Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	LSWP03700	Mitex Membrane Filter	335	Add to Cart
Air Flow Rate 9 L/min x cm² Background Information Mitex™ PTFE Membrane is unaffected by almost all liquids, including organic solvents, concentrated acids and bases, propellants, and cryogenic fluids. Mitex™ membrane is unbacked, yet is easy to handle, combining the convenience of a backed membrane with the versatility of a pure PTFE membrane. Mitex™ membrane is hydrophobic.Features & Benefits:•Broad chemical compatibility •Biologically and chemically inert •Stable at temperatures in excess of 260 °C (500 °F) and below -100 °C (-148 °F)* Applications:Clarifying Acids, Bases, and Cryogenic Fluids; Clarifying Propellants; Analyzing Hydraulic Fluids; Isolating RNA Catalogue Number LSWP03700 Chemistry Hydrophobic Polytetrafluoroethylene (PTFE) Filter Code LSWP Filter Color White Filter Diameter (⌀) 37 mm Filter Surface Plain Flow Rate 9 L/min x cm² Material Size 100 pack, Monitor Refills with thin pads, PTFE membrane, 37 mm, 5.0 µm Maximum Operating Temperature 260◦C; curling may occur at temperatures above 60◦C Media Mitex® Pore Size 5.0 µm Porosity % 60% Regulated Test Method Number NIOSH 5013 Thickness 170 µm Trade Name Mitex Wettability Hydrophobic
	HAWP00010	MF-Millipore™ Membrane Filter, 0.45 µm pore size	220	Add to Cart
Air Flow Rate 4 L/min x cm² Background Information Biologically inert mixtures of cellulose acetate and cellulose nitrate have made MF-Millipore™ membrane filters one of the most widely used membranes in analytical and research applications. MF-Millipore™ filters without Triton® surfactant contain minimum amounts of wetting agent and have a lower water extractable content than standard MF-Millipore™ filters.Features & Benefits: - Versatile filter for biological and environmental monitoring applications - Available in a range of pore sizes, colored black or white, with or without a gridded surface - Compatible with ethylene oxide, gamma irradiation, and autoclave sterilization methods Catalogue Number HAWP00010 Chemistry Mixed Cellulose Esters (MCE) Filter Code HAWP Filter Color White Filter Diameter (⌀) Not Applicable Filter Surface Plain Flow Rate 4 L/min x cm² Material Size Hydrophilic, 0.45 µm, roll, white, plain, 1 Maximum Operating Temperature 75 °C Media MF-Millipore Pore Size Background Information Porosity % 79% Thickness 150 µm Wettability Hydrophilic

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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

Resources

Samplicity® G2 Filtration System with Millex Samplicity® and Millex® Filters

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