GVS Filter Technology

The beamed film is then exposed to a chemical solution which etches out the tracks creating precise, cylindrical pores.  Pore density is controlled by the number of tracks per unit area, and pore size is controlled by varying the temperature, strength and time of exposure to the etching...

Microporous filters with precisely controlled pore size Hydrophilic- treated with PVP Smooth, flat surface Recommended for: water analysis and oceanography; surface capture for analysis; chemotaxis; microscopy; cytology (3, 5 and 8 µm); low protein binding applications pH range: 4-8 Clear,...

Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male...

Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male...

Broad chemical compatibility Hydrophilic Low protein binding Recommended for: aqueous and organic solvent filtration; HPLC sample preparating requiring low detection levels; ion chromatography; total digest for heavy metals pH range: 1-14 Composed of pure polypropylene with absolute pore size...

GVS Extracto Vacuum Filters are designed specifically for the filtration of culture media and organic solvents in research and industrial laboratories.  It’s purpose-built with features designed to bring the highest levels of performance and purity to your research.  A variety of...

GVS extraction thimbles are manufactured in three versions: High purity cellulose Pure borosilicate glass microfiber High purity quartz microfiber GVS high quality Cellulose Extraction Thimbles are made from high-alpha cellulose cotton linters with rounded bottom. Their main features of high purity...

Measurement of Organic Halides in Water and Wastewater EPA Standard 1650 (AOX Method) (4663G77 and G79) For filtration of water sample after acidification and slurry with activated charcoal to adsorb organic halides. Filter and residue are combusted and halogen atoms converted to ions for titration....

For chemotaxis and venting applications Smooth flat surface Recommended for: chemotaxis, cell studies, PVP-free for coating applications Hydrophobic polycarbonate membrane filters are identical to the standard PCTE filters except they are manufactured without the wetting agent. These filters are...

GVS MCE Filtration Membranes are composed of a mixture of inert cellulose nitrate and cellulose acetate polymers.  The uniform microporous structure of these filters provides the fastest flow rates and highest throughputs available in a membrane filter.  Because they are biologically...

Microporous filters with precisely controlled pore size Hydrophilic- treated with PVP Smooth, flat surface Recommended for: water analysis and oceanography; surface capture for analysis; chemotaxis; microscopy; cytology (3, 5 and 8 µm); low protein binding applications pH range: 4-8 Clear,...

Used for the collection of surface contamination from flat or convoluted surfaces prior to transport to a laboratory for culture and enumeration. Buffer swabs contain no bacteriostatic or bactericidal compounds and cannot suppress the action of detergents.      ...

Aggressive chemical compatibility Inherently hydrophobic Laminated and unlaminated Unlaminated membranes are more compatible with strong acids, aggressive solvents and high temperatures Recommended for: aggressive solvents, strong acids or base filtration; sterilization, clarification; and air and...

These Magna Nylon Membrane Filters, available in sheet format, are a significant aid for scientific research and industrial applications. Made with high-quality nylon, they offer reliable and consistent filtration performance, effectively removing microorganisms and fine particles from various...

Wide chemical resistance    Hydrophilic        Smooth, flat surface        Autoclavable        Recommended for: aerosol analysis, trace element analysis, gunshot residue testing...

GVS Qualitative Filter Papers are the standard for laboratory filtration.  Using the highest quality material, GVS Qualitative Filter Papers have enhanced mechanical strengths, quality level, and reliability.  These filter papers are used for qualitative analysis.  Qualitative filter...

GVS filter papers are the standard for laboratory filtration.  Suitable for Buchner funnels and filtration under pressure.  Using the highest quality material, the GVS filter papers have an enhanced mechanical strengths, quality level, and reliability.  GVS offers both qualitative and...

Uniform pore structure for low binding applications where reliable, fast flow rates and high throughputs are required Polyethersulfone Plain surface Hydrophilic Withstands temperatures up to 135°C Filters are inert, providing extremely low extractable levels in critical sterilization...

GVS MCE Filtration Membranes are composed of a mixture of inert cellulose nitrate and cellulose acetate polymers.  The uniform microporous structure of these filters provides the fastest flow rates and highest throughputs available in a membrane filter.  Because they are biologically...

MicronSep White Packs Available pre-sterilized or autoclavable with gridded surface. Autoclavable filters come in envelopes of 10 filters and 10 absorbent cellulosic pads. The envelopes are designed to withstand normal autoclaving environments and feature an indicator that changes color after...

Glass Fiber membranes with a binder are usually recommended for filtrations of long duration under pressure.  Glass Fiber Filters Binder Free are designed for solvent filtration or gravimetric analysis to avoid binder extractables. Filters without binders are recommended for analytical and...

Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male...

For epifluorescence microscopy Smooth flat surface- micro-organisms are retained in one plane on the surface Do not stain Essentially zero autofluorescence Recommended for: epifluorescence microscopy; water testing; observation of bacteria (0.2-5 µm), yeasts and molds (0.6, 0.8 µm) and...

GVS filter papers are the standard for laboratory filtration.  Suitable for Buchner funnels and filtration under pressure.  Using the highest quality material, the GVS filter papers have an enhanced mechanical strengths, quality level, and reliability.  GVS offers both qualitative and...