Kuderna Danish Concentrator

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Kuderna Danish Concentrator
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  • Evaporator Flask for Kuderna Danish Concentrator

    DWK Life Sciences (Kimble)

    500mL Flask, 24/40 Top, 19/22 Bottom

  • Kuderna-Danish Concentrator

    Corning

    …two joint springs. If further concentration is desired, select a 2-Ball column (21582CO) and combine with the KD tube of your choice. The 250mL and 500mL completes include a 10mL tube. The 1000mL complete includes a 25mL tube. Jacketed Kuderna-Danish concentrator tubes circulate hot water through…

  • Kuderna-Danish Evaporative Concentrator

    Ace Glass

    For concentration of materials in volatile solvents. Combines rapidity, simplicity and quantitative efficiency including minimization of entrainment escape and transfer losses. Available in 250ml, 500ml, 1L flasks, with a 19/22 inner joint on bottom of flask, 24/40 on top. Choice of Snyder or…

  • PYREX® 500mL Kuderna-Danish Concentrator Apparatus without Hooks

    Corning

    These 500mL PYREX® Kuderna Danish Concentrators are supplied with Keck clamps instead of spring hooks. The complete apparatus consists of a 3-Ball Snyder column (with 24/40 Standard Taper joints), a 500mL flask (with 24/40 Standard Taper top and 19/22 Standard Taper lower joint), and a graduated…

  • S-EVAP Solvent Evaporators for Kuderna Danish (KD) Flasks

    Organomation

    …evaporators have a broad range of applications including concentrating extracted materials from Soxhlet operations and other KD evaporation methods. At each sample position, the KD flask rests on the bath cover disk and the concentrator tube sits partially submerged in the deep water bath below…

  • Concentrator Tubes

    Chemglass

    Graduated concentrator tubes for use with Kuderna-Danish evaporative set-ups. Tube can be stoppered for storage. Overall height is 100mm for both the 4 and 10mL, and 170mm for the 25mL. Available with and without hooks.

  • Concentrator Tube

    DWK Life Sciences (Kimble)

    Use with Kuderna-Danish and other concentrators. May be stoppered for analysis or storage.

  • Evap Concentrator 250ml

    DWK Life Sciences (Kimble)

    …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 solvents such as petroleum ether or hexane. Graduated concentrator tube 570035…

  • Evap Concentrator 500ml

    DWK Life Sciences (Kimble)

    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 40…

  • SYNTHWARE Graduated Concentrator Tubes

    Kemtech America

    Graduated concentrator tubes for use with Kuderna-Danish evaporative set-ups. Tube can be stoppered for storage. Overall height is 100mm for 10mL, and 170mm for the 25mL.

  • Tube Concentrator Tapered Style without Hook

    DWK Life Sciences (Kimble)

    Optional concentrator tube for use with Kuderna-Danish and other concentrators. May be detached from the complete assembly and stoppered for analysis or storage. Secure to assembly with 662750 springs or 675300 polyacetal clamps, not supplied.

  • Kuderna-Danish Flasks

    Chemglass

    Lower body of flask has a hemispherical shape to afford continuous flow of heavier fractions to concentrator tube during reflux. Top joint is a 24/40 outer while the lower joint is a 19/22 inner. Available with and without hooks on the lower 19/22 inner joint.

  • Linear Solvent Recovery System

    DWK Life Sciences (Kimble)

    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…

  • Replacement Parts for Kuderna-Danish Apparatus

    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…

  • PYREX® Solvent Recovery Head, 24/40 Standard Taper joints

    Corning

    …PYREX® solvent recovery head allows for condensation and collection of solvents while performing concentrations with a Kuderna-Danish concentrator. 96-99% solvent recovery allows for concentrations to be done outside the hood. Unique, simple design allows use with existing condensers and flasks.

  • Graduated Evaporator Receiver

    Wilmad LabGlass

    These receiver tubes are used as components in microscale concentrators or for the Kuderna-Danish Apparatus (LG-6860, LG-6862, or LG-6867). Made of borosilicate glass with Standard Taper 19/22 outer joints, the graduated tubes avoid sample transfer so the sample can be retained for later analysis.…

  • Still, Solvent Recovery

    Ace Glass

    When attached to the top of Snyder Column, unit is designed to recover solvent normally lost during Kuderna-Danish Evaporative Concentrations. PTFE stopcock (1:5, 2mm bore) provides option for total reflux or takeoff. #7 Ace-Thred on side arm accepts tubing 6 - 7mm O.D. 5029-10 Nylon bushing and…

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