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UDK 139 Semi-Automatic Kjeldahl Distillation Unit

Semi-automatic distillation for Kjeldahl protein determination, Non-Protein Nitrogen (NPN), volatiles and more. Excellent value-for-money with high reliability and advanced performance.
UDK 139 F30200135
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Safety and reliability for semi-automatic analyses

Safety and reliability for semi-automatic analyses

The UDK 139 is a convenient and reliable solution for safe, semi-automated distillations. The perfect distiller for laboratories looking for precise and reproducible results of Kjeldahl nitrogen TKN, proteins, ammoniacal nitrogen, nitric nitrogen (Devarda), TVBN, sulfites, phenols, volatile acids, cyanides, and alcohol content.

The Kjeldahl distillation unit UDK 139 combines excellent value-for-money with high reliability and advanced performance.
  • The semi-automatic process ensures efficient operations
  • Programmable water and sodium hydroxide addition
  • Selectable steam generation output level 10% – 100%
  • Auto removal of residues from sample tube
  • Clear and intuitive operations thanks to the Smart User Interface and digital display
  • Maximum safety for the operator 
  • Unmatched flexibility with a wide accessory range 

Unrivalled technologies to support your laboratory - Titanium Condenser and Technopolymer Splash Head

	Unrivalled technologies to support your laboratory - Titanium Condenser and Technopolymer Splash Head

The UDK 139 features the unique VELP patented titanium condenser designed for efficient thermal exchange and low water consumption. 

The distillate temperature is always kept below the Kjeldahl threshold value (35 °C), as indicated in the Kjeldahl method, without nitrogen loss.
  • Reduced water consumption
  • High resistance material with prolonged lifespan 
  • Reduced break risks during routine cleaning 
The exclusive VELP Technopolymer Splash Head incorporated in the UDK 139 is designed for high throughput providing state-of-the-art durability and resistance.
  • Chemical resistant materials 
  • Unmatched lifespan of up to 10,000 analyses 
  • Maintenance-free and no risk of breaking 

Reliability and safety for your lab

Reliability and safety for your lab

The UDK 139 is provided with the most complete set of safety features to ensure maximum operator safety. Sensors monitor tube in place, safety doors, reagent levels, cooling water flow-rate and more. 

The VELP Patented Steam Generator guarantees safe working conditions working without pressure:

  • Rapid pre-heating time
  • High performance and resistance
  • Maintenance-free
  • Works with deionized water

Intuitive software ensuring ease-of-use and data management at its best

Intuitive software ensuring ease-of-use and data management at its best


Bright 7" color touch screen and easy-to-use software guide the operator step-by-step and provide fast feedback when setting the parameters and the analysis status.

Grant access to instruments and data only to specific people in your organization thanks to the user management feature.

  • 3 levels of authorizations and permissions according to GLP 
  • Clear readability of analysis time
  • Intuitive menu and sub-menu navigation
  • Dedicated service menu

Streamlined processes and enhanced service support with VELP Ermes Cloud Platform

Streamlined processes and enhanced service support with VELP Ermes Cloud Platform
UDK 139 features the unique connection option via Wi-Fi or LAN to VELP Ermes Cloud Platform, the Smart Lab solution allowing you to reduce routine operations thanks to the real-time monitoring of your Kjeldahl analysis wherever you are, at any time. 

Just by using a PC, a Smartphone or a Tablet you can manage multiple instruments, consumables, workflows, analysis data, and instrument working conditions.

Immediate event and alarm notifications inform you about analyses and the remote analysis interruption guarantees total control of your laboratory processes. 

Grant access to instruments and data only to specific people in your organization and decide whether you like to share information directly with VELP or with authorized service centers to benefit from a reduced diagnostic time and enhanced service support. 

Nitrogen determination at high throughput gets to a new level with VELP Ermes Cloud Platform.

TEMS™ Technology

TEMS™ Technology
UDK Series Kjeldahl distillation units work with the innovative TEMS™ benefits, for unmatched savings.


Time Saving: rapid heating reduces wasted time
Energy Saving: limited energy consumption thus cutting CO2 emissions
Money Saving: cost reduction for each analysis
Space Saving: the narrow footprint saves valuable laboratory bench space

Models

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Vreceiver™ boric acid with indicator sealed bags

Vreceiver™ boric acid with indicator sealed bags
VELP unique Vreceiver™ is a certified formula composed of Boric Acid powder and a mixture of indicators mentioned by AOAC methods (Bromocresol Green and Methyl red) allowing fast and standardized receiving solution preparation for colorimetric titration.

The receiving solution is prepared in a few minutes facilitating the day by day operations instead of the typical time consuming process using single reagents. The result is a reliable and standardized solution for colorimetric titration.

TECHNICAL DATA

Structure Corrosion-resistant technopolymer
Display 7" color touch screen
Analysis time 4 minutes for 100 ml of distillate
MEASURING RANGE 0.04 - 220 mg N
Reproducibility (RSD) ≤ 1 %
Recovery ≥ 99.5 %
Detection Limit (LOD) > 0.015 mg N
Sodium hydroxide addition Automatic
Water addition Automatic
DISTILLATION RESIDUES REMOVAL Automatic
SELECTABLE DISTILLATION TIME Yes
STEAM FLOW REGULATION 10 - 100 %
DELAY TIME (DEVARDA ALLOY ANALYSIS) 00 sec - 99 min 59 sec
WATER CONSUMPTION From 0,5 L / min to 15°C
From 1 L / min to 30°C
LANGUAGE SELECTION Yes
PROTOCOL LIBRARY 10 customizable methods
USER MANAGEMENT Yes
CONNECTIVITY 2 x USB (mouse, printer, pen drive); Ethernet (Pc, Ermes)
POWER INPUT 2200 W
DIMENSIONS (WxHxD) 385x780x416 mm
15.2x30.7x16.4 in
WEIGHT 26 kg
57.3 lb
ERMES CONNECTION Yes, via Wi-Fi or LAN

Brochures & Leaflets

VELP Scientifica invites you to download brochures and leaflets in order to explore our premium quality solutions and to have all the major key arguments, features and specifications of a product in your hands, in any place, and at any time.

Comparison tables

Select the category of products you are interested in and this tool will give you an easy overview of what is available at VELP in order to find the product that is perfect for you. These comparison tables provide a brief description with side by side features from basic equipment to the most advanced analytical solutions.

Application notes

Choose among a comprehensive library of Application Notes / White Papers and learn more on how to optimize the performance of your VELP instruments. These documents offer typical analyses of well-known samples, together with official references and suggestions, to make you an expert!

Certifications

Our compliance to statutory rules and regulations worldwide.
With the CE mark, VELP Scientifica declares that the products are designed and manufactured in compliance with the essential safety requirements of the European Directive on Safety.
The Certification Body (CB) Certificate is an international program created by the IECEE for the acceptance of product safety test results among participating laboratories and certification organizations around the world.
The cNEMKOus mark ensures this product is designed and manufactured in compliance with the International Directive on Safety IEC/EN 61010-1. The cNEMKOus mark has the same legal status as any other NRTL/SCC accredited marks, for U.S. and Canada.

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