A widely used standard grade filter paper for routine applications with medium retention and flow rate. It covers a wide range of laboratory applications and is frequently used for clarifying liquids. A widely used standard grade filter paper for routine applications with medium retention and flow…

Whatman GD/X syringe filters from GE are specifically designed for filtration of viscous or otherwise hard-to-filter samples with high solids content. Glass fiber prefiltration stack for filtering larger sample volumes with less back pressure build-up High loading capacity for samples with high…

GE’s Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air. Extremely low ash content (0.007% ash maximum) 20 µm nominal particle retention rating Fast…

1.5 µm Retention Efficient retention of small size particles to 1.5 µm Extremely high flow rate; filtration takes place both vertically and laterally through the filters High loading capacity, which continues to filter efficiently for a greater extended period …

Mesh Screens for Macrofiltration Separations Spectrum provides a broad range of Spectra/Mesh Woven Filters that consist of individual strands woven into a mesh screen, characterized by precise mesh openings, percent open area and mesh thickness. There are 5 material types with different physical,…

Produced from high-purity nitrocellulose Resistant to mild acids, hydrocarbons, formaldehyde, aniline, isopropyl and petroleum ethers, oils, gasoline and kerosene Attacked by strong acids, bases, ethyl amines, ketones and esters Smooth-surfaced and flexible 0.2 µm pore size…

The thinnest of all Whatman filter papers with hardened and highly glazed surface, offering slow flow rate. Hardened low ash: 0.015% ash maximum. These filters are treated with a strong acid to remove trace metals and produce high wet strength and chemical resistance. Thesy are particularly…

Recommended for microbiological culturing and sample preparation, GE’s Whatman cellulose nitrate membrane filters offer very narrow pore size distribution and low levels of extractables. Sterile membrane filters eliminate the risk of contamination that could impact analysis High strength and…

GE’s Whatman Grade 54 filter paper has high wet strength and a larger nominal particle retention rating than comparable Büchner filtration papers, enabling fast vacuum filtration of coarse precipitates. Acid-treated for high wet-strength and chemical resistance Large nominal particle retention…

Accessories for Combisart and Microsart Combi.jet Vacuum Manifolds

Dual Membrane Self-Locking Filter The Dual Membrane Self-Locking Filter for Pipet-Aids® eliminates the possibility of cross-contamination due to over-pipetting. This unique protective filter which incorporates both 0.8µm hydrophilic and 0.8µm hydrophobic membranes to prevent further use once…

Nuclepore track-etched polycarbonate membranes are manufactured from high-quality polycarbonate film and have sharply defined pore sizes, high flow rates, and excellent chemical and thermal resistance. The membranes have a smooth flat surface and exhibit very low levels of extractables. …

A fast to medium fast filter with high wet strength offering medium retention. A fast to medium fast filter with high wet strength offering medium retention. These filter papers are made from super-refined cellulose and have been specifically designed to have particular properties for each…

Designed to facilitate manual filtration of viscous samples up to 10 mL Wide range of filter media Non-sterile 13 mm diameter Whatman GD/X disposable syringe filters are for the preparation of hard-to-filter samples. The syringe filters have a pigment-free polypropylene housing to eliminate…

GE’s Nuclepore track-etched hydrophilic membrane filters offer a highly defined pore size cutoff in the sub-micron range, enabling particle deformity measurement and capture of extremely small particles. Track-etched for highly defined pore size and high pore density Treated with PVP to render…

GE’s Whatman Grade GF/D fine membrane filters are thick and offer good loading capacity. GF/D can also function as a prefilter when used with GF/B, and it comes in many sizes to fit most filter holders. Thick filter media for increased loading capacity Nominal particle retention of 2.7 µm Can…

Postfilter, Submicron; Pore Size 0.2µm Remove all particulates and microorganisms larger than rated pore size 10 in. (25cm) double open-ended cartridges have 2 Buna-N gaskets for positive seal Pleated membrane has 4.75 sq. ft. (0.46m 2 ) surface area Recommended flowrate: 2…

A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. These…

VACU-GUARD 150 capsule filters available with a choice of chemical traps: activated carbon, molecular sieve, or desiccant. Excellent for protecting vacuum pump systems from solvent vapor or gaseous contaminants and aqueous aerosols. Designed for in-line use with stepped barb connections for 10…

Membrane filters for asbestos sampling and analysis Controlled pore size distribution Smooth flat membrane: particles are retained on surface and easily visible during optical analysis Nuclepore membranes available in two versions: gold coated or uncoated Asbestos analysis is…

Sterile Mixed Cellulose Esters (MCE) Membrane Filters - White Available pore sizes: 0.20µm, 0.45µm, 0.65µm, 0.80µm, 1.0µm, 3.0µm Color: White Surface: Gridded or Plain, and with or without Hydrophobic Edge (HE) Packaging: Individually wrapped or…

Cell Strainers Extended tab for easy handling Argos cell strainers offer a simple, ready to use method for securing single-cell suspensions.  Available in filter mesh diameters of 40, 70 and 100µm. They are compatible with 50mL centrifuge tubes and feature color-coded…

Whatman 1PS Phase Separator from GE Healthcare’s Life Sciences business is a hydrophobic filter for routine solvent extraction. Within seconds it retains aqueous phases, while solvent phases flow through. Impregnated with stabilized silicone to create a hydrophobic filter Multiple separations…

For use with chemically agressive solutions Autoclavable Hydrophobic Biosafe Air evacuation vent Devices contain a PTFE membrane that provides highly efficient filtration in a very small area. Capsules with 1.0 µm pore size are supplied with a solvent-resistant…

A prepleated filter for use with a conical filter funnel, offers fast filtration and high loading capacity for analysis involving coarse particles or gelatinous precipitates. Highest retention among standard filters Slow flow rate Fine-particle retention For qualitative analysis Highest…

GE’s sterile Whatman MicroPlus-21 cellulose nitrate membrane filters are for microbiological quality control. The STL version is compatible with Membrane-Butler and other membrane filter dispensers. All MicroPlus-21 membrane filters are white with a high-contrast black grid (3.1 mm) …

Whatman Puradisc syringe filters from GE Healthcare’s Life Sciences business combine premium quality with economic efficiency. They are well suited for rapid, routine syringe filtration of samples up to 100 ml. Eight different material options Choice of 4 mm, 13 mm, and 30 mm syringe filter…

Thermoplastic polymer Polypropylene (PP) lends to this units durability and compatibility with a wide range of chemical solvents and temperatures. Exterior locking ring design allows unit to be assembled quickly and efficiently without tearing the membrane or removing from lines. Body and…

A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing. A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing. These cellulose filters are used in qualitative analytical techniques to determine and…

GE’s Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration. High wet-strength High chemical resistance to strong acid and alkali suspensions Retention of gelatinous…

Cellulose nitrate membranes, circles, plain Narrow pore size distribution for improved surface capture and analysis. Low levels of extractables to ensure sample integrity. Narrow pore size distribution for improved surface capture and analysis.Low levels of extractables to ensure sample…

Orange PTFE (Hydrophilic) Syringe Filters, 0.45 µm, 30 mm