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Cytiva Whatman™ Polyester Drain Discs
Provides a flat surface to eliminate filter tearing or rupturing. Whatman™ Polyester Drain Discs are used to support membrane filters. They are available in a variety of diameters for use in a range of devices.
Thickness (Metric) | 100 μm |
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Material | Polyester |
Cytiva Whatman™ Carbon-Cap Disposable Activated Carbon Capsules
Filled with high-purity, high-efficiency, acid-washed, granular-activated carbon. Whatman™ Carbon Cap Disposable Activated Carbon Capsules are suitable for adsorption of organics from air and removal of color, organics and chlorine from water.
Housing Material | Polypropylene (PP) |
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For Use With (Application) | For water, chemical, and reagent purification |
Max. Pressure | 4.1 bar (60 psi) |
Fisherbrand™ Grade 7 Cellulose Fiber and Cotton Linter Extraction Thimble
Suitable for all extractors systems.
Product Type | Extraction Thimble |
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For Use With (Equipment) | Suitable for all extractors systems |
Grade | 7 |
Material | High Purity Cellulose Fibers and Cotton Linters |
For Use With (Application) | Extraction of Sulfur in gaseous masses, determination of dust and tar in industrial air and gases |
Fisherbrand™ Microglass Fiber Filter Discs
Made with 100% borosilicate micro-glass fibers. Fisherbrand™ Microglass Fiber Filter Discs are non-hygroscopic and biologically inert. They show chemical resistance to most solvents and reagents (except hydrofluoric acid).
Thickness (Metric) | 0.45 mm |
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Pore Size | 0.7 μm |
Type | Filter |
Basis Weight | 75 g/m2 |
Format | Disc |
Filtration Time | 310 sec. |
Temperature (Metric) Max | 500°C |
Grade | 263 |
Filter Type | Microfilter |
Surface Type | Non-hygroscopic |
Fisherbrand™ Microglass Fiber Filters, Grade 259
Made with 100% borosilicate micro-glass fibers. Fisherbrand™ Microglass Fiber Filters, Grade 259 are non-hygroscopic and biologically inert. They show chemical resistance to most solvents and reagents (except hydrofluoric acid).
Thickness (Metric) | 0.26 mm |
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Pore Size | 1.6 μm |
Basis Weight | 52 g/m2 |
Format | Disc |
Filtration Time | 60 sec. |
Grade | 259 |
Material | Borosilicate Glass |
Cytiva Whatman™ Qualitative Filter Paper: Grade 4 Circles
Filters and retains coarse particles for monitoring air pollution. Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Thickness (Metric) | 210 μm |
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Pore Size | 20 to 25 μm |
Flow Rate | Fast |
Particle Retention | 25 μm |
Format | Disc |
Grade | Grade 4 |
Material | Cellulose |
Porosity | Medium |
Filtration Speed | 37 sec. |
Cytiva Whatman™ PolyVENT™ Vessel Venting Filters
Flows in both directions with hydrophobic PTFE membrane. Whatman™ PolyVENT™ Vessel Venting Filters are integral filter products for sterile venting of vessels and tanks.
Pore Size | 0.2 μm |
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Housing Material | Polypropylene (PP) |
Material (Membrane) | PTFE |
Certifications/Compliance | Biosafe; all materials meet USP Class VI requirements; Manufactured in GMP-controlled cleanroom facilities |
For Use With (Application) | Sterile venting of filling, mixing, holding, autoclave, fermentation, shipping, and dispensing vessels; For isolation of incubators, autoclaves, lyophilizers, EtO sterilizers, and fermenters; For biotech, pharmaceutical and diagnostics, and food and beverage |
Autoclavable | Autoclavable |
Max. Pressure | 2 bar - forward direction (29 psi - forward direction) |
Cytiva Whatman™ EPM 2000 Air Sampling Filters
Used in high-volume PM-10 sampling equipment. Whatman™ EPM 2000 Air Sampling Filters are manufactured from 100% pure borosilicate glass. They enable detailed chemical analysis of trace pollutants with minimal interference.
Thickness (Metric) | 450 μm |
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Basis Weight | 85 g/m2 |
For Use With (Equipment) | High volume PM-10 air sampling equipment |
Airflow Rate | 5.6 s/100 mL/in2 |
Grade | Grade EPM 2000 |
Material | Borosilicate Glass |
For Use With (Application) | For use in US EPA TSP ambient air monitoring.For use in high volume air sampling equipment that collects atmospheric particulates and aerosols. |
Cytiva Whatman™ Grade 603 Cellulose Extraction Thimbles
Range in size and length to ensure optimal fit.. Whatman™ Grade 603 Cellulose Extraction Thimbles are for use with extracting pesticides from environmental samples and fat analysis in the food industry
Description | 603 Standard Cellulose Extraction Thimbles made from high-quality cellulose available in a range of sizes. |
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Product Type | Extraction Thimble |
Max. Temperature (English) | 266°F |
Grade | 603 |
Material | Cellulose |
Max. Temperature (Metric) | 130°C |
For Use With (Application) | To analyze fats and extract organic compounds |
Cytiva Whatman™ Cellulose Extraction Thimbles
Ensures optimal fit with its wide range of sizes suitable for use in thimble holders and automated extraction apparatus. Whatman™ Cellulose Extraction Thimbles are constructed of high-quality cellulose for excellent mechanical strength and retention.
Description | 603 Standard Cellulose Extraction Thimbles made from high-quality cellulose available in a range of sizes. |
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Product Type | Extraction Thimble |
For Use With (Equipment) | For automated extraction apparatuses |
Max. Temperature (English) | 248°F |
Material | Cellulose |
Max. Temperature (Metric) | 130°C |
For Use With (Application) | For the analysis of fats or pesticides in foods and soil materials as well as in many other procedures that involve a solid-liquid extraction |
Cytiva Whatman™ Polydisc Inline Filters
Versatile, cost-effective filters designed for larger volume sample filtration
Diameter (Metric) | 50 mm |
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Housing Material | Polypropylene (PP) |
For Use With (Application) | Larger volume sample filtration |
Inlet Connection (Metric) | Tubing Nozzle 6 to 10 mm i.d. hose |
Cytiva Whatman™ Cellulose Soxhlet Extraction Thimbles, Single 1mm Wall
Manufactured from high-quality alpha cellulose cotton linter for high-performance use in automated Soxhlet extractor systems. Whatman™ Cellulose Soxhlet Extraction Thimbles are intended for applications including use in air and waste gas analysis.
Description | GE’s Whatman cellulose thimbles are manufactured from high-quality alpha cellulose cotton linter for high-performance use in automated Soxhlet extractor systems. Used in air and waste gas analysis. |
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Product Type | Extraction Thimble |
For Use With (Equipment) | Soxhlet extractor |
Material | Cellulose |
Max. Temperature (Metric) | 120°C |
For Use With (Application) | Air and waste gas analysis |
Cytiva Whatman™ Polycap™ HD Disposable Capsules: 75 HD
Offers high filtration efficiency and excellent filtrate purity due to its materials and methods of manufacture. Whatman™ Polycap™ HD Disposable Capsules fit between gross filters and microporous membrane filters used for final filtration.
Housing Material | Polypropylene (PP) |
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Material (Membrane) | Monofilament Anisotropic Polypropylene |
For Use With (Application) | Filtration of high-debris solutions and prefiltration of aggressive chemical solutions. Offer broad capacity between gross paper filters and microporous membranes. |
Autoclavable | Autoclavable |
Filtration Area | 805 cm2 |
Cytiva Whatman™ Grade 44 Quantitative Filter Paper
Reduces overall ash content and the amount of time required for filtration. Whatman™ Grade 44 Quantitative Filter Paper provides faster gravimetric analysis with filter thinner material.
Thickness (Metric) | 176 μm |
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Pore Size | 3 μm |
Flow Rate | Medium |
Particle Retention | 3 μm |
Type | Quantitative Filter Paper |
Format | Disc |
Airflow Rate | 56 s/100 mL/in2 |
Quantity | 100 Pk. |
Grade | Grade 44 |
Material | Cotton Linters |
Porosity | Fine |
Filtration Speed | 995 sec. |
Cytiva Whatman™ Qualitative Filter Papers: Grade 2555½ Pleated Circles
Maintains flow rate with reduced contact between filter and funnel. Whatman™Grade 2555½ Pleated Circles are medium fast filter papers used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer.
Thickness (Metric) | 170 μm |
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Particle Retention | 12 μm |
Type | Qualitative Filter Paper |
Format | Pre-pleated Circle |
Grade | Grade 2555 ½ |
Material | Cellulose |
Filtration Speed | Approx. 55 s |
For Use With (Application) | A medium fast filter paper used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer. |