UDK 159 Automatic Kjeldahl Analyzer

UDK 159 Automatic Kjeldahl Analyzer

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Description

Fully automatic Kjeldahl Analyzer (distillation unit with integrated colorimetric titrator), for determination of ammoniacal nitrogen, protein determination, nitrogen content (Kjeldahl or direct alkaline distillation), nitric nitrogen (after reduction/Devarda), phenols, volatile acids, cyanides and alcohol content.

UDK 159 combines distillation with analysis.

Automated Operation

  • Programmable boric acid, water, sodium hydroxide addition
  • Not necessary to set distillation time when titrating
  • Incorporates an AOAC recommended colorimetric titrator
  • Selectable steam generation output level 10% – 100%
  • Auto removal of residues from titrator & sample tube

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    Specifications

    ManufacturerVelp Scientifica
    STRUCTURECorrosion-resistant technopolymer
    DISPLAY7" color touch screen
    TITRATION GRAPHYes
    ANALYSIS TIMEFrom 4 minutes (including titration)
    MEASURING RANGE0.04 - 220 mg N
    REPRODUCIBILITY (RSD)≤ 1 %
    RECOVERY≥ 99.5 %
    DETECTION LIMIT (LOD)> 0.015 mg N
    SODIUM HYDROXIDE ADDITIONAutomatic
    WATER ADDITIONAutomatic
    BORIC ACID ADDITIONAutomatic
    DISTILLATION RESIDUES REMOVALAutomatic
    TITRATION RESIDUES REMOVALAutomatic
    TITRATION VESSEL CLEANINGAutomatic
    STEAM FLOW REGULATION10 - 100 %
    DELAY TIME (DEVARDA ALLOY ANALYSIS)00 sec - 99 min 59 sec

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