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 Baume scale originally was used in industrial…

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…

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…

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…

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…

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…

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…

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

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…

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…

Selected to give the best fit to Pellet Pestles, Thomas 3411D75 series Constructed of autoclavable polypropylene Available in blue or natural color

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.…

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…

For use with plain thermometers, pipets, syringes or other small items with an OD from 2 to 17 mm. A vacuum-tight seal is created with the open top compression cap and FKM o-ring to allow adjustable immersion of thermometers Cap is suitable for use to 150 °C To use it as a septum…

420300 series are basic columns used for many separations in adsorption and ion exchange chromatography Glass wool (not supplied) is used to support column packing Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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 Baume scale originally was used in industrial…

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…

A Standard Taper clamp made of corrosion-free stainless spring wire.

For all Kontes pellet pestle mixers Compact, hand-held unit Motor driven Comes complete with two “AA” batteries. Dimensions: 3” Dia. x 6” L.

Excellent for storage of hygroscopic chemicals, and to prevent adsorption of moisture when using crucibles, weighing bottles, and watch glasses. Plastic screw-thread top cap for easy cover removal Recessed base for containment of desiccant Includes metal plate Manufactured from…

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…

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 Baume scale originally was used in industrial…

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 three-position linear solvent recovery system is intended for use with Kuderna Danish evaporative concentrators. Heating mantle, controller, splash guard, clamps and supports provided with the complete system Power: 15 amps – 120 volts Refrigerating circulator recommended…

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”.

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…

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…