Coarse Porosity
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These PYREX® coarse porosity fritted thimbles are designed for use in PYREX® Soxhlet extractors when it is desirable to weigh the material extracted or where paper thimbles may be attacked by the chemicals used. For PYREX® extractors and extraction apparatus, see Nos. 3740 through 3880.
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These PYREX® extra coarse porosity fritted thimbles are designed for use in PYREX® Soxhlet extractors when it is desirable to weigh the material extracted or where paper thimbles may be attacked by the chemicals used. For PYREX® extractors and extraction apparatus, see Nos. 3740 through 3880. .
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These 45mm diameter PYREX® coarse porosity (40 to 60µm) fritted thimbles are designed for use in PYREX® Soxhlet extractors when it is desirable to weigh the material extracted or where paper thimbles may be attacked by the chemicals used. These medium length thimbles are 130mm long. For PYREX®…
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Table-top Buchner funnels with coarse porosity (90-130 microns) with removable filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. The high density polyethylene rigid plate is 4.8mm (3/16") thick. Holes…
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…PYREX® gas dispersion tubes have a 30mm diameter coarse porosity (40 to 60µm) fritted disc and are used to disperse or scrub gas in liquids. The size of gas bubbles depends upon the porosity of the fritted disc and the liquid used. The finer porosity discs give smaller bubbles, however greater gas…
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Synthware Inlet Adapters with Extra Coarse Discs
Kemtech AmericaSynthware inlet adapter with an extra coarse porosity fritted disc between the serrated hose connection and the standard taper inner joint. The disc prevents solids from being introduced into the reaction system during liquid transfer.
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Buchner Funnel Replacement Coarse Plate
SP Bel-Art…available with medium porosity (45-90 microns) or coarse porosity (90-130 microns). Fixed and removable filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. Inquire about other porosities. Buchner funnels are…
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Kit Porosity And Permeability Lab Activity
Innovating Science…underground, collectively referred to as groundwater. Like fresh water found on the surface, groundwater can flow beneath the surface of the planet. Porosity and permeability are two factors that affect both how much groundwater may be found in a given area and the ability of this water to move…
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Table-top Buchner funnels with medium porosity (45-90 microns) fixed filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. The high density polyethylene rigid plate is 4.8mm (3/16") thick. Holes are 4.8mm…
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…PTFE (Polytetrafluorethylene) Product Standard stopcock with a No. 2 plug is provided for better column control. Sealed into the column in a coarse porosity (40 to 60µm) fritted disc. The volume below the disc is minimized to prevent mixing and to allow clear, sharp, band definition. For more…
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Glass Extraction Thimbles
ChemglassAll glass extraction thimble permits viewing during extraction process and subsequent weighing. Sizes correspond to CG-1368 or CG-1369 extractor. Available in coarse or extra coarse porosity.
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Gas Washing Tubes
DWK Life Sciences (Kimble)Choice of coarse or extra coarse porosity cylinder Gas dispersion tube has a hollow fritted cylinder at the end of the tube. Cylinder height x o.d.: 24 x 13 mm. stem diameter: 8 mm. Overall height: 250 mm
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For performing quick separations using a vacuum source. All funnels have a lower standard taper inner joint with a sealed in drip tip and an outlet for connection to a vacuum source. All sizes have a Coarse porosity fritted disc.
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Scienceware® Buchner Funnels, Single Piece
SP Bel-ArtFlast flowing with Fritware® Porous Plates HDPE with sealed-in, polyethylene filter plate of coarse porosity (90-130 microns) Offer good retention and fast flow under vacuum Can be used with or without filter paper Use below 52°C (125°F)
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Similar to CG-1186 but with a sealed in COARSE porosity fritted disc to support column packing. Lower end of the column has a round bottom. Column is constructed using MEDIUM WALL TUBING.
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Scienceware® Fritware® Immersion Filters
SP Bel-ArtFiltration without material transfer Ideal for filtration involving recovery of solids High-density polyethylene coarse porosity disc (90-130 micron) and body Use directly or precoat for fine filtration Large filter has a serrated tubing connector
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…having a 34/28 standard taper top outer joint. Filter candle is 25mm O.D. x 70mm long allowing a large gas flow to be dispersed throughout the absorbing material. Available with a COARSE OR EXTRA COARSE porosity filter candle. Complete bottle is supplied with one each CG-145-07 size 34 Keck clamp.
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SYNTHWARE Filtration Apparatus
Kemtech America…filtering corrosive solutions, particulate removal from HPLC solvents, and filtration analysis with solid phase extraction disks. Support base has a sealed-in coarse porosity fritted disc. Complete assembly includes a 300mL graduated funnel, aluminum clamp, support base and l liter filtering flask.
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Vacuum Filter Assemblies
DWK Life Sciences (Wheaton)…liquids for analysis of particulate or biological contamination Wheaton-33® low extractable borosilicate glass Unit includes a coarse porosity fritted glass filter support base, an aluminum clamp and a 300 mL glass funnel Screen is removable in assemblies with stainless steel…
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Scienceware® Gas Dispersion Tubes
SP Bel-ArtFeatures Fritware® Porous Polyethylene Disc High-density polyethylene bell-mouthed fitting with a sealed-in, coarse porosity polyethylene disc at the large end results in smaller bubbles. 30.5cm long (12") x 6.35mm ID (1/4") low-density polyethylene tube is fitted to the…
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Support Assemblies, 47mm, Fritted
Chemglass…vacuum filtration using 47mm membranes. Assembly is designed for use with vacuum manifolds or optional plastic coated filtering flask. Support base has a sealed-in coarse porosity fritted disc. Complete assembly includes a 300mL graduated funnel, aluminum clamp, support base and silicone stopper.
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Peptide Synthesis Vessels, Solid Phase
ChemglassSolid phase peptide synthesis vessel having a medium or coarse porosity fritted glass resin support. Top of the vessel has a GL thread and is supplied complete with a PTFE lined PBT screw cap. Lower PTFE stopcock has a 2mm bore with the arm being 8mm O.D.
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SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a reinforced beaded top. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to prevent…
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Peptide Synthesis Vessels, Solid Phase
ChemglassSolid phase peptide synthesis vessel having a medium or coarse porosity fritted glass resin support. Top of the vessel has a GL thread and is supplied complete with a PTFE lined PBT screw cap. Side port and lower PTFE stopcock have a 2mm bore with the arms being 8mm I.D.
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Similar to CG-1202 but with a COARSE porosity fritted disc sealed into the lower end of the column for packing support. Column is constructed using MEDIUM WALL tubing. Can be used with CG-1201 flow controller. Connection between the column and flow control adapter are spherical joints connected with…
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Tube 30EC
Corning…dispersion tubes have a 30mm diameter extra coarse porosity (170 to 220µm) fritted disc and are used to disperse or scrub gas in liquids. The size of gas bubbles depends upon the porosity of the fritted disc and the liquid used. The finer porosity discs give smaller bubbles, however greater…
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PYREX Gas Washing Tubes
CorningConsisting of glass tube 8 mm outside diameter with fritted cylinder, 12 mm diameter, fused onto the lower end; overall length, 250 mm Offered in extra coarse (EC) and coarse (C) porosities
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Norton Alundum Extraction Thimbles
Saint Gobain…extraction apparatus for ASTM Standard D 367; AASHTO T-81; and Barrett tests B-7 and H-5A Medium porosity thimbles, Norton grade AN-889, retains particles of approximately 5 µm size. Coarse porosity thimbles, Norton grade AN-485, retains particles of approximately 20 µm size.
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SYNTHWARE Fritted Disc Filter Tubes
Kemtech AmericaFilter Tube, Fritted Disc, Inner Joints, Synthware, Joints: 14/20 and 24/40 available, Frit OD: Available in sizes ranging from 20-36mm, Frit Porosity: Coarse or Medium available.
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…chromatography column with heavy wall design. Supplied with an integral reservoir, PTFE stopcock and a top spherical socket joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to prevent…
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SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a top spherical socket joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to prevent…
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…the addition of a lower standard taper inner joint to allow collection into a vessel having a 24/40 outer joint. Available with MEDIUM or COARSE porosity fritted glass resin support. A serrated hose connection is sealed on the inner joint for connection to a vacuum source. The "T"-Bore…
