Filter

Outstanding Views - Superb image resolution Polarized light is an optical technique using two filters/polarizers oriented at right angles to each other (crossed polarization) for viewing birefringent samples. labForce microscopes utilize outstanding optics and precision engineered mechanisms to…

…system models (1191D81 & 1191D82) with these features as standard: Four fluorescent filters with high signal to noise ratios for bright emissions, thanks to superior coatings (see filter specs) Four high transmission Planachromat objectives deliver excellent clarity, flatness and…

…or pre-filtration of small volumes of “dirty”, high-protein fluids Disposable 25 mm filters for use with a syringe; utilizes a 0.2 mm cellulose acetate membrane filter with a built-in glass fiber prefilter Unitary construction provides leakproof seal, eliminates bypass…

…filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. Grade 1: 11 µm The most widely used filter…

A standard grade clarifying filter excellent for cloudy suspensions and for water and soil analysis. These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and…

…for more permanent connection to a water line. Recommended line input pressure is 30 psi. Carbon Adsorber (3923D61) Removes organics, free chlorine, chloramines, phosphate complexes and turbidity Carbon filters are useful as roughing filters for the pretreatment of water before deionization

…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 Highly resistant to chemical attack; absence of binders ensures that…

…particulate is postponed. Increased total loading capacity as more filter area is available. Maintained flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. The prepleating does not significantly affect any of the…

…of particulate is postponed. Increased total loading capacity as more filter area is available. Maintained flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. The prepleating does not significantly affect any of the technical…

Handle Millipore membrane filters without damage. Highly polished stainless steel forcep blades with beveled, unserrated tips Sterilize by autoclaving or flame

…out of vessels, the glass microfiber filter media provides high flow rates with low pressures. HEPA-CAP 36 has a 625 cm 2 filter area and stepped hose barb connections for 1/4" to 3/8" (8 to 10 mm) ID hoses. HEPA-CAP 75 has a 1300 cm 2 filter area and barbs for 3/8" to 1/2"…

Shutting the Door on Contamination These Pass-Through Chambers cut down significantly on traffic and contamination by providing a better, safer way to transfer equipment and paperwork. 304 Stainless steel or powder-coated steel pass-throughs ensure clean operation. For especially stringent…

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 identify materials. Prepleated qualitative filters are also available, which give improved flow rate…

…cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. Grade 1: 11 µm The most widely used filter…

…Polycap filter capsules come in a variety of filtration media. Whatman Polycap filter for critical aqueous solutions PES membranes are inherently hydrophilic, have low extractables, are biosafe, and have excellent flow rates. These characteristics make Polycap TC PES filters appropriate…

… Most membranes are inherently brittle and difficult to handle; it is not uncommon for filters to be damaged during loading into holders or while in use. Whatman cellulose nitrate membrane filters have a noticeably improved flexibility and are made to tolerate abuse during handling, loading,…

…flow rate glass microfiber filters. Functional design Three-piece construction. The funnel is quickly dismantled ready for the insertion of a new filter. The glass sealing flanges of the funnel and reservoir are ground flat to ensure a good filter seal. Positive filter clamping All retained…

…filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. Grade 4: 20-25 µm Extremely fast filtering…

…Filter units contain either a 47, 60 or 90 mm diameter filter membrane integrally sealed to a support grid designed to maximize flow and reduce foaming and protein denaturation. The filter funnels, dust covers and receiver/storage bottles are manufactured from polystyrene. Tubing adapter, filter…

…particulate is postponed. Increased total loading capacity as more filter area is available. Maintained flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. The prepleating does not significantly affect any of the…

Filter directly into centrifuge tubes Sterile, individually packaged Certified non-pyrogenic Minimizes contamination Low protein binding, 50 mm diameter cellulose acetate (CA) membrane, recommended for use with samples requiring highest protein yields. Eliminates unneccesary…

Whatman Reeve Angel® Grade 230 qualitative filter paper circles Grade 230, is manufactured primarily for routine, non-critical laboratory filtration applications For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests Creped surface …

…filters are used in many air sampling filter applications, including sampling of acidic gases, stacks, flues, and aerosols. Filters are suitable for PM-10 sampling and analysis. GE Healthcare’s Life Sciences business offers three types of quartz fiber filters. Whatman quartz microfiber filters …

…particles to 1.6 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 Highly resistant to chemical attack; absence of binders ensures that…

…particles to 1.0 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 Highly resistant to chemical attack; absence of binders ensures that…

…tubing) or 1/2" (for 3/8" to 1/2" tubing) step barb (SB). Typical uses include pharmaceutical aqueous solutions, tissue culture media, virus suspensions, particle counting solutions and others. Filters are sold individually. *filter/prefilter   **@ 1.0 bar (14.5 psi)

…ashless filter paper for your gravimetric analysis needs. See our other ashless grades to find the right filter for your sample, or use our hardened ashless grades if your analysis involves strong acid/alkali suspensions. Applications for high-purity Grade 40 filters High-purity filters support…

Whatman Reeve Angel® Grade 230 qualitative filter paper circles Grade 230, is manufactured primarily for routine, non-critical laboratory filtration applications For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests Creped surface …

…retention of all Whatman cellulose filter papers from GE Healthcare. Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman quantitative filters from GE Healthcare are designed for…

Ashless clippings Ashless clippings Whatman ashless filter aids enhance filtration speed by coagulating precipitates or suspensions to form a thick retentive “prefilter” layer on top of normal filter paper. Easily dispersible, the powder is of a purity similar to that of Whatman ashless…

…venting filters from GE Healthcare’s Life Sciences business are available for a variety of applications. In addition to Whatman HEPA-VENT filters, Whatman HEPA-CAP capsule venting filter is available to support greater filtration volumes. Whatman HEPA-VENT industrial air filter HEPA air filter…