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…

Similar to 3432N40 series, but with PTFE pestle and an unground glass tube Ideal for soft 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 0.5, 1, 3, 5, 8,…

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 …

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…

Tightly wound coil provides enough surface area to condense high vapor pressure solvents like hexane. With an internal, coil-type cold finger Standard Taper outer joint at the top, Standard Taper inner drip joint at the bottom 283000 does not have a drip joint Two hose connectors…

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…

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

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…

Without stopcock 5579M10 Buret is graduated from 0.5 to 50 mL in 0.1 mL divisions, tolerance ±0.10 mL.

Developed in the laboratories of Julius Hyman and Company for the concentration of trace amounts of sample dissolved in organic solvents. It is very useful in sample preparation before analysis with solvents such as petroleum ether or hexane. Preparation involves filling the flask to between…

Extractor body only, used as component part of 585050 Soxhlet extraction assemblies. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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.…

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…

Apparatus is for determining the proteinaceous nitrogen content in water. It is also useful for preparing small quantities of distilled water. Apparatus can be used for phenol, selenium and fluoride determinations. It has 24/40 Standard Taper joint and a #2 hose connection. Unit measures 595 mm H x…

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…

Friedrich Condenser with hose connection sidearm. 45/50 bottom standard taper joint Ring-sealed inner condensing tube with inner drip joint and side outlet for drying tube Molded 190 mm inner cold finger Used primarily in reflux mode and Soxhlet extractions Fits tubing ID 3/8"

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…

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”.

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…

Angled two neck round bottom flask. Two-neck heavy wall flask with 24/40 Standard Taper outer joints Side neck is angled Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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…

Basic column used for many separations in adsorption and ion exchange chromatography. 40-60 micron porosity fritted disc is sealed in Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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…

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…

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…

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…

This apparatus combines two analytical techniques, Soxhlet extraction and Dean-Stark azeotropic distillation, into a single process for the removal of water, chlorinated dibenzo-p-dioxins (CCDs) and chlorinated dibenzofurans (CDFs) from wet particulate samples. Determination of water and…

Three Hole Cap Systems Borosilicate glass and PTFE construction Excellent chemical resistance to most HPLC mobile phases Cap body is manufactured from PTFE and is supplied with a TFE/ propylene O-ring. Connecting threads on top and bottom of the cap use 1/4-28 fittings. Supplied flangeless…

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