DWK Life Sciences (Kimble), Chemicals
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Double Vacuum/Gas Manifolds With Glass Plugs
DWK Life Sciences (Kimble)For connecting inert gas and vacuum sources Stopcock has metering groove cut into the plug to provide fine control of vacuum and inert gases. Distance between stopcocks is 65 mm for 8651N01 and 100 mm for 8651N03. Include patented pressure/vacuum retainers. Dimensions (mm): 8651N01: 230 L x…
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Jacketed CHROMAFLEX® Columns
DWK Life Sciences (Kimble)Jacketed CHROMAFLEX® columns are provided with an acrylic water jacket to provide thermal control of temperature-sensitive chromatographic separations. The acrylic jacket also acts as a safety shield. Threaded Recommended sterilization is with ethylene oxide, 2N NaOH or…
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Ethanol Hydrometers
DWK Life Sciences (Kimble)Hydrometers are used to determine the specific gravity of a liquid. Consists of a long glass tube containing a ballast at the base of the float bulb and graduations on the stem. The ballast is made from steel pellets free from lead and mercury. The ethanol hydrometer has dual graduations in…
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Disposable Polypropylene, RNase-Free Pellet Pestles
DWK Life Sciences (Kimble)Re-suspend protein and DNA pellets or grind soft tissues in micro centrifuge tubes Pestles can be hand operated or motor driven Autoclavable types available Ideal for cell and tissue culture preparation Choose the best pellet pestle for your applications RNase-, DNase- and Pyrogen-free …
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Precision Specific Gravity Hydrometers
DWK Life Sciences (Kimble)Hydrometers are used to determine the specific gravity of a liquid. Consists of a long glass tube containing a ballast at the base of the float bulb and graduations on the stem. The ballast is made from steel pellets free from lead and mercury. Specific Gravity – With over half of the…
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Chx Column Comp 60 X 4.8cm
DWK Life Sciences (Kimble)Columns are supplied complete with glass barrel, 2 end fittings with 20 μm porosity HDPE bed supports, and screw caps Each column is also supplied with 5 feet (1.5 m) of FEP PTFE tubing (1/16” OD with 1.0 cm; 1/8” OD with 2.5 and 4.8 cm), 2 flangeless tubing nuts and 2 flangeless…
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Specific Gravity Bottle, Serialized Pycnometer, with Non-Mercury Thermometer
DWK Life Sciences (Kimble)Pycnometer bottles are provided with non-mercury, red-spirit filled thermometers for facilities that are designated mercury-free. Bottles are designed with a special, medium length standard taper 10/18 joint and are retested for accuracy within ±0.2°C. Cap for side tube is medium length standard…
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Evap Concentrator 250ml
DWK Life Sciences (Kimble)The Kuderna-Danish apparatus was developed in the laboratories of Julius Hyman and Company for the concentration of trace amounts of sample dissolved in organic solvents. The column is designed to speed evaporation with reduced hold-up. It is very useful in sample preparation before analysis with…
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KIMAX Stark-Dean Traps
DWK Life Sciences (Kimble)Has separate reflux overflow tube Graduated in 1/10 ml divisions from 0 to 1 mL; in 1/5 mL divisions from 1 to 10 mL With 24/40 joints; meets ASTM Standard E 123 Specialized for determination of water in emulsified asphalts With Standard Taper24/40 joints and reflux overflow…
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Glass Columns with Fritted Disc and PTFE Stopcock Plug
DWK Life Sciences (Kimble)Gravity chromatography column manufactured from medium wall tubing with 821000 PTFE stopcock Similar in design to the 420530 series 40-60 micron porosity glass frit at the lower end to act as a support for column packing material Replacement stopcock plug is 821001 Manufactured from 33…
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20 mL Glass Scintillation Vials without Caps
DWK Life Sciences (Kimble)Vials are packaged in cellular trays which have alphanumeric coordinates for fast, easy identification. Closures packed separately in polyethylene bags of 100 pieces Each cellular tray contains 100 vials and has alphanumeric coordinates for fast, easy identification Five trays per…
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Chx Column Comp 30 X 4.8cm
DWK Life Sciences (Kimble)Columns are supplied complete with glass barrel, 2 end fittings with 20 μm porosity HDPE bed supports, and screw caps Each column is also supplied with 5 feet (1.5 m) of FEP PTFE tubing (1/16” OD with 1.0 cm; 1/8” OD with 2.5 and 4.8 cm), 2 flangeless tubing nuts and 2 flangeless…
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Potter-Elvehjem Tissue Grinder With Glass Pestle
DWK Life Sciences (Kimble)All-glass construction with ground tube Ideal for connective tissues Clearance between pestles and tubes is .004 to .006 inches* Pestle can be motor driven (see Thomas number 3411E25 for Drive Unit) Available in working capacities of 1, 5, 8, 17 and 45 mL . * Stated clearances…
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Flex-Column Economy Chromatography Column Accessories
DWK Life Sciences (Kimble)Flow adapters Flow adapters can significantly improve FLEX-COLUMN® performance by protecting the gel bed from disruption during sample loading and by eliminating any dead volume above the gel bed. Ideal for concentration and pH gradients, reverse flow separations and gravity…
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Short Form High Precision Specific Gravity Hydrometers
DWK Life Sciences (Kimble)Hydrometers are used to determine the specific gravity of a liquid. Consists of a long glass tube containing a ballast at the base of the float bulb and graduations on the stem. The ballast is made from steel pellets free from lead and mercury. Specific Gravity – With over half of the Kimble…
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Duall Tissue Grinder With PTFE Pestle
DWK Life Sciences (Kimble)Similar to 3432N01 series, but with PTFE pestle and an unground glass tube Ideal for soft tissue such as brain or liver Clearance between pestles and tubes is .004 to .006 inches* Pestle can be motor driven (see Thomas number 3411E25 for Drive Unit). Available in working…
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3-Prong Clamps
DWK Life Sciences (Kimble)Three-prong extension clamps hold objects ranging from 0.80 to 89 mm securely and safely. Two separate adjustment screws ensure even, precise pressure on glass to minimize the chance of breakage Clamp is easily adjusted to vary holding angle and distance from the stand Jaws are coated…
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Salt and Brine Hydrometers
DWK Life Sciences (Kimble)Hydrometers are used to determine the specific gravity of a liquid. Consists of a long glass tube containing a ballast at the base of the float bulb and graduations on the stem. The ballast is made from steel pellets free from lead and mercury. Salt and Brine – The sodium chloride…
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Dounce Tissue Grinder
DWK Life Sciences (Kimble)Produces a relatively coarse homogenate For cellular work where the nucleus remains intact after homogenization All glass construction * Stated clearances for the tubes and pestles are “total” not “annular”.
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Snyder Distillation Columns
DWK Life Sciences (Kimble)Snyder distillation column with floating ball valves for improved vapor-liquid contact. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.
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Stirrer Adapter Flex Shaft 8-10mm
DWK Life Sciences (Kimble)A convenient stainless steel universal joint with 5/16 inch OD shaft and polyacetal adapter connects stirrer shafts to stirrer motors. Flexible design allows connection even if alignment is not precise. Stirrer Adapter, Flex-Shaft. For 8-10 mm Shafts
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HPLC Mobile Phase Cap And Reservoir Systems
DWK Life Sciences (Kimble)Economy Three Hole Cap Systems Economical way to helium sparge and deliver mobile phases Cap body is manufactured from PTFE and is supplied with a TFE/propylene O-ring and a polypropylene screw collar. The connecting threads on the top of the cap use standard 1/4-28 flangeless fittings. Two of…