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Ahlstrom

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  • Cellulose Extraction Thimbles

    Ahlstrom

    Ahlstrom‘s high purity cellulose extraction thimbles are most commonly used in Soxhlet extraction units for the separation of individual components from a mixture of solids and semisolids by solvent extraction. The use of a Soxhlet extractor provides a safe method of extraction with toxic or…

  • GenSaver™ Specimen Collection Cards

    Ahlstrom

    Ahlstrom's GenSaver™ cards are treated with a new-to-market proprietary chemistry for the long-term stabilization of DNA. Stabilizing chemistry prevents environmentally induced degradation for a currently tested shelf life of 20 years. Nucleic acids can easily be extracted from the…

  • Quantitative Filter Papers, Ahlstrom 54 (Ashless)

    Ahlstrom

    Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to…

  • pH Papers and Test Strips

    Ahlstrom

    Ahlstrom offers a range of test papers for rapid determination of pH and other conditions. Universal pH indicator papers are available in a roll of 5m in a plastic case, a refill pack of 3 reels for that case, and in a box of 200 strips. pH test strips, which have small squares of paper, each…

  • Qualitative Filter Papers, Ahlstrom 609

    Ahlstrom

    Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still requires…

  • GenCollect™ Specimen Collection Card

    Ahlstrom

    Simple Collection - Easy Extraction - Reliable Analysis Ahlstrom GenCollect™ card is an easy and cost effective way to collect and store biosamples at ambient temperature.  They are suited for a wide range of applications including:     Genotyping    …

  • ReliaPrep™ PTFE Syringe Filters

    Ahlstrom

    Syringe filters for convenient filtration of small sample sizes through membranes. PTFE membranes are permanently hydrophobic and resistant to solvents, acids, and bases.

  • Reliadisc™ Gridded Microbiological Monitor Membranes

    Ahlstrom

    Ahlstrom offers gridded sterile membranes packed individually for use in colony counting, particle testing, and microscopy. These cellulose nitrate (CN) membranes are available in a standard 47 mm diameter size. Each membrane is individually packaged and 760219 squares are in a strip that can…

  • ReliaPrep™ Polyether Sulfone Syringe Filters

    Ahlstrom

    Syringe filters for convenient filtration of small sample sizes through membranes. Polyether sulfone membranes are hydrophilic membranes that offer excellent flow rates with low protein adsorption. The membranes are chemically inert, can be used at a pH of 1 to 13 and operating temperatures below…

  • Quantitative Filter Papers, Ahlstrom 74 (Ashless)

    Ahlstrom

    Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to…

  • Polyshield Fluid Barrier

    Ahlstrom

    Surface protector for chemical cabinets, laboratory benches and hoods Pure cellulose paper with an impermeable polyethylene coating on one side Tear resistant, wet or dry Smooth white base paper side may be marked with ink or pencil Cost effective Polyshield Fluid Barrier…

  • Sugar Testing Filter Paper, 8613

    Ahlstrom

    Ahlstrom offers a full range of specially designed filter paper for use in the sugar industry. Ahlstrom 8613 has a smooth black finish designed for use in applications requiring visual examination of particles. Ahlstrom 613 and 615 are particularly well suited for general laboratory filtration…

  • ReliaPrep™ Nylon (Polyamide) Syringe Filters

    Ahlstrom

    Syringe filters for convenient filtration of small sample sizes through membranes. Nylon (Polyamide) membranes are hydrophilic and widely used in both aqueous and organic solvent filtration applications.They are best used in a pH range of 3-14 and at an operating temperature below 100 degrees Celsius.

  • Filter Paper GR615 8X8In

    Ahlstrom

  • Qualitative Filter Papers, Ahlstrom 613

    Ahlstrom

    Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

  • Qualitative Filter Paper Circles, Ahlstrom 950

    Ahlstrom

    Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

  • Qualitative Filter Papers, Ahlstrom 631

    Ahlstrom

    Ahlstrom's qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that…

  • Pre-Weighed Filters

    Ahlstrom

    Ahlstrom pre-weighed and pre-washed filters can save time and resources in your laboratory by providing a convenient solution for your suspended solids testing. Each filter is pre-washed and pre-weighed, following the STM 2540 procedures, and provided in an aluminum pan with the identified weight…

  • Micro-Glass Fiber Thimbles, ET/MG160

    Ahlstrom

    Glass thimbles are used to sample dust particles and aerosols from gaseous streams in the analytical registration of environmental pollution and for Soxhlet extractions requiring solvents too aggressive for the cellulose thimbles.

  • Glass Microfiber Filters, Ahlstrom 161

    Ahlstrom

    Ahlstrom offers a full range of glass microfiber filters manufactured from 100% pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is…

  • Qualitative Filter Papers, Grade 961, Wet-Strengthened

    Ahlstrom

    Qualitative analysis Low ash content 0.06% Untreated Consistent performance Wet-strengthened grades available Custom cut Bulk packaging For use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present.…

  • ReliaDisc™ Nylon (Polyamide) Membrane Filtration Media

    Ahlstrom

    Nylon (Polyamide) membranes are hydrophilic and widely used in both aqueous and organic solvent filtration applications.They are best used in a pH range of 3-14 and at an operating temperature below 100 degrees Celsius.

  • Glass Microfiber Filter Media, Grade 169

    Ahlstrom

    Ahlstrom binder-free glass filter papers are ideal for use in water and wastewater analysis, gravimetric analysis involving ignition of the sample and filtration of hot gases and liquids. They are recommended for use in environmental applications, biochemical testing, as pre-filters and as direct…

  • Polyshield® Fluid Barrier Filters

    Ahlstrom

    Product description: POLYSHIELD® features a smooth, firm surface that does not inhibit upright stability of bottles or tubes, and allows for easy recovery of dry spills. Disposal is safe because POLYSHIELD® ashes readily upon incineration.* POLYSHIELD® is available in sheets, rolls, or…

  • Qualitative Filter Papers

    Ahlstrom

    Ahlstrom's qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

  • Microfiber Quartz Filters, Grade MK5

    Ahlstrom

    Ahlstrom offers a binder-free high purity quartz microfiber filter intended for airborne particulate monitoring in high temperatures and aggressive atmospheres. Grade MK 5 has temperature resistance for applications up to 1000°F and contains a low amount of trace elements.

  • Glass Microfiber Filters, Ahlstrom 141

    Ahlstrom

    Ahlstrom offers a full range of glass microfiber filters manufactured from 100% pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is…

  • Qualitative Filter Papers, Ahlstrom 617

    Ahlstrom

    Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

  • Pleated (Fluted) Filter Paper, #509

    Ahlstrom

    Ahlstrom offers a full range of standard pleated grades that meet your needs from grades with rapid flow rates for filtration of viscous materials to grades with tight matrices for removal of fine precipitates. Ahlstrom’s pre-pleated grades can save valuable time and maximize the efficiency of the…

  • Chromatography, Electrophoresis and Blotting Paper

    Ahlstrom

    Ahlstrom manufactures a complete line of high quality chromatography, electrophoresis and blotting papers for use in gel transfer applications and chromatography techniques. These uniform, smooth, white sheets are the high purity, high quality, and high value standard. They are used in nucleic acid…

  • Glass Microfiber Filters, Ahlstrom 111

    Ahlstrom

    Ahlstrom offers a full range of glass microfiber filters manufactured from 100% pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is…

  • Pleated (Fluted) Filter Paper, #515

    Ahlstrom

    Ahlstrom offers a full range of standard pleated grades that meet your needs from grades with rapid flow rates for filtration of viscous materials to grades with tight matrices for removal of fine precipitates. Ahlstrom’s pre-pleated grades can save valuable time and maximize the efficiency of the…

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