The reinforced top and tooled lower end of this KIMAX® column provide extra strength and a tight, leakproof fit with an all-PTFE stopcock. An o-ring has been added under the PTFE fitment to maintain a liquid-tight seal over a large temperature range (0-100 °C) Liquid contacts…

For use with hybridization incubators with rotors Reduced probe volumes Perform Northern, Southern or Western blots Include caps with silicone O-rings Tubes provide a cleaner and safer alternative to hybridizing in bags. Use only approximately 5 mL of probe per blot. Multiple…

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 …

The KONTES® DISPOSAFLEX® column is an inexpensive, multi-purpose column designed to satisfy a wide range of analytical separations using aqueous buffers. A typical application of the Disposaflex® column is the extraction of the cyclic nucleotides cAMP and cGMP from sample preparations…

This closed system tissue homogenizer (tube with pestle) is non-sterile and packaged in a bulk pack configuration.

This column features all borosilicate glass construction with an 85 mL reservoir The glass wool plug and PTFE tubing at the bottom of the column are held securely in place by a BEVEL-SEAL™ connection, facilitating easy cleaning and assembly PTFE BEVEL-SEAL™ stopcock connector is…

Lower column fitting with a luer outlet for Disposaflex™ Chromatography Columns. Luer tip only Standard taper joint: 14/20

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…

Gravity chromatography column manufactured from medium wall tubing with PTFE stopcock and in-line reservoir for containing liquid buffer Standard Taper joint size 24/40 These gravity columns may be used alone or in combination with 420575-2440 flow control adapter A coarse porosity glass…

KIMAX® desiccators are designed and made for durability and efficiency in daily laboratory use. Ideal for removing moisture from solids, storing hygroscopic materials, and applications requiring vacuum desiccation. Can also be used for cooling oven-dried samples while maintaining sample…

The narrow annular space of the West design provides high cooling efficiency due to the increased flow rate of the cooling medium. Full length 24/40 joints Standard Taper outer joint at the top and Standard Taper inner drip joint at the bottom Manufactured from 33 expansion, low…

With Standard Taper Joints Complete with Allihn condenser with joint at bottom, Soxhlet extraction tube with top and bottom joint and flat-bottom flask Available in small, medium and large capacities Small Extractor with 125 mL flask (4406E10, E16, E22) Extraction chamber 30 mm i.d. x 95…

Provides dual entry into a variety of flasks BEVEL-SEAL adapters allow temperature measurements at either top outer opening. Useful for reflux with addition- type reactions. Adapter consists of two female standard taper joint fittings at the top and one male standard taper joint at the bottom.…

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…

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…

Solvent bottle adapter Economy three-hole cap Inlet/sparge filter Safety system 3 combines a three-hole cap, solvent bottle adapter and a combination inlet/sparge filter to eliminate the safety hazards of aluminum foil wrapped solvent containers. Solvent bottle adapter converts GL-45…

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…

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

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…

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…

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…

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…

Useful for refluxing and distillation assemblies. The narrow annular space of the West design provides high cooling efficiency due to the increased flow rate of the cooling medium Medium length Standard Taper joints Condensate is not restricted with this design Manufactured from…

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”.

For ASTM D 97, D 2500 Cylindrical with flat bottom, beaded rim and marking spot Height 125 mm; o.d. 35 mm With graduation ring 54 mm from bottom

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…

Ideal for use with gel filtration, ion exchange, affinity and adsorption media Economical Easy to use Universal fittings and tubing connections Ideal for use with gel filtration, ion exchange, affinity and adsorption media. Polypropylene reservoirs and column outlets are permanently…

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

Made of autoclavable CTFE/Stainless Steel Optional cordless drive unit available, see Thomas number 3411E25.

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…

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…