Description
Product Description
Semi-automatic Kjeldahl distillation unit 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.
UDK 139 combines excellent value-for-money with high reliability and advanced performance:
Automated Operation
Programmable water, sodium hydroxide addition and distillation time
Selectable steam generation output level 10% – 100%
Auto removal of residues from sample tube
High Tech
3.5 inch color touch screen
Library of 10 customizable methods
Choice of 6 languages
Mouse & printer USB connections
No loss of nitrogen: distillate temperature stays below threshold
Accurate dosing of reagents with high precision pumps
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:
3.5″ color touch screen
Time related to start for Devarda alloy analysis:
0 – 99 min
Protocol library:
10 customizable methods
Reproducibility (RSD):
≤ 1 %
Recovery:
≥ 99.5 % at nitrogen levels between 1 and 200 mg N
Detection Limit:
≥ 0.1 mg N
Power:
2100 W
Weight:
26 kg / 57.3 lb
Dimensions (WxHxD):
385x780x416 mm (15.2×30.7×16.4 in)
PERFORMANCE
Distillation time:
4 minutes to collect 100 ml of distillate
Sodium hydroxide addition:
automatic
Water addition:
automatic
Sodium hydroxide volume:
0 – 150 ml
Water volume:
0 – 200 ml
Distillation time:
settable
Distillation 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:
2 x USB for printer, mouse
Semi-Automatic Kjeldahl Distillation Unit
The semi-automatic Kjeldahl distillation unit UDK 139 runs automatically, after setting distillation time, sodium hydroxide and water addition andsteam generation output level between 10 and 100% using the innovative 3.5” color touch screen. The high-precision pumps ensure constant accurate dosing of reagents.
The Kjeldahl distillation unit UDK 139 combines excellent value-for-money with high reliability and advanced performance



































