UDK 159 Automatic Kjeldahl Analyzer

UDK 159 Automatic Kjeldahl Analyzer

Fully automatic Kjeldahl Analyzer (distillation unit with integrated colorimetric titrator), for your analyses concerning different applications such as determining ammoniacal nitrogen, protein determination, nitrogen content (Kjeldahl or direct alkaline distillation), nitric nitrogen (after reduction/Devarda), phenols, volatile acids, cyanides and alcohol content.

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  • Description
  • Technical Details

Description

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

High Tech

  • 6 inch color touch screen
  • Library of 55 programs (31 pre-defined, 24 customizable)
  • Choice of 6 languages – from a wide range downloadable
  • Balance, mouse & printer connections
  • No loss of nitrogen: distillate temperature stays below threshold
  • Accurate dosing of reagents with high precision pumps

Versatile Data Handling

  • Multiple data interfaces: Ethernet, USB and RS 232C
  • On-board archiving of data including from balance
  • Data exporting to pen drive or PC in .xls format
  • Data manipulation software can be user preferred

Outstanding Reliability

  • Maintenance-free, resistant, patented steam generator
  • Patented titanium condenser for unmatched performance
  • Durable technopolymer splash head
  • Chemically-resistant technopolymer housing

Operator Safety

  • Lever operation simplifies tube insertion / removal (all sizes)
  • Protection screen for distillation chamber
  • Drip tray collects splashes
  • Zero pressure steam generator

Ecology & Standards

  • Performs to AOAC, EPA, DIN and ISO standards
  • Incorporates TEMS™ technology*
    Automated water supply control reduces consumption
GENERAL FEATURES
Structure: Corrosion-resistant technopolymer
Display: 6" color touch screen
Time related to start for Devarda alloy analysis: 0 – 99 min
Protocol library: 55 methods: 31 pre-installed + 24 customizable
Reproducibility (RSD): ≤ 1 %
Recovery: ≥ 99.5 % at nitrogen levels between 1 and 200 mg N
Detection Limit: ≥ 0.1 mg N
Power: 2200 W
Weight: 31 kg / 68.3 lb
Dimensions (WxHxD): 385x780x416 mm (15.2x30.7x16.4 in)
PERFORMANCE
Analysis time: from 4 minutes (including titration)
Sodium hydroxide addition: automatic
Water addition: automatic
Boric acid addition: automatic
Sodium hydroxide volume: 0 - 150 ml
Water volume: 0 - 200 ml
Boric acid volume: 0 - 100 ml
Distillation and titration residues removal: automatic
Steam flow regulation: from 10 to 100 %
Tap water consumption: from 0,5 l/min at 15 °C – from 1 l/min at 30 °C
Connections: Ethernet, 2 x USB and RS232 for PC, printer, mouse, pen drive, balance