VELP Scientifica DKL 20 Automatic Kjeldahl Digester

Condition: New Brand new item from stock or on order from manufacturer
Alternate Names:
nitrogen and protein content
Stock #:
Dimensions (approx.):
12.7 x 23 x 27.2 inH (outside)
230 Volts, 50/60 Hz, 2300W
Product Description
The VELP DKL 20 (20-position with 250/400 ml tubes, Ø 42 mm) Kjeldahl Digestion Unit for nitrogen analysis and protein determination - All regular functions are fully automated, including lowering the test tubes into the heating block, lifting the tubes to expedite cooling and separating the suction manifold from the tube rack, enabling the rack to be slid out and replaced by another to start the next run.

DKL digesters are fully automatic and immediately ready to use, as they consist of an aluminum heating block, a lift for automatic sample handling, suction hood, test tubes, test tube rack and drip tray.

The DKL series provides the operator with the ultimate technology that allows the laboratory technician to set up the analysis choosing from a library of 54 programs (30 pre-installed + 24 customizable), press START and walk away, boosting the lab productivity.

Ease of loading and unloading make the VELP DKL a pleasure to use when carrying out Kjeldahl analysis, and there is no need to handle the sample when the tubes are hot!

Special Application: DKL 20 can be used also for testing Chemical Oxygen Demand Its lift automatically manages all the glass required for processing 20 samples simultaneously

~ Heating Places: 20
~ Temperature range: Ambient to 450°C / 842°F
~ Temperature Calibration: Automatic
~ Stability of the heating block temperature: ±0,5 °C
~ Precision of the heating block temperature: ±0,5 °C
~ Digestion time range: 1 to 999 minutes
~ Time selection: 1 minute steps
~ Program library: 54 methods: 30 pre-installed + 24 user-programmable
~ Selectable ramps: 4 ramps per program
~ Interface: USB to update SW
~ Size of tubes: 250 ml test tubes (Ø 42 mm)

~ F30100210 DKL20 Digester
~ A00000167 Lift for DKL20
~ A00000169 Suction cap and drip tray DKL20
~ A00000168 Sample rack for DKL20
~ A00000144 Test tubes Ø 42x300 mm, 250ml

OPTIONAL ACCESSORIES - see brochure for all options
~ A00000182 Stand for DKL20
~ A00000246 Sample rack for test tubes 400ml
~ A00000185 Test tube Ø 50x300mm, 400ml
~ 40000309 USB cable 1,8mt
~ A00000186 IQ/OQ DKL Manual

COD Analysis:
~ A00000237 DKL20 Sample rack for COD
~ A00000145 Test tube COD Ø42x200mm 200ml 3pcs/box
~ A00001041 Air refrigerators with ground cone
~ A00001045 Antisplash bell
~ A00001042 PTFE sheaths for 29/32 cones

*** A Scrubber for neutralization of toxic and corrosive fumes is available at additional cost. The KS 1000 Scrubber neutralizes all the fumes and is recommended to prevent damage to the digester and fume hood from corrosive fumes. Please inquire for pricing ***
The following link provides additional information from the manufacturer's brochure. Click to open the PDF in a new window or right-click to download it:
VELP DKL 20 Automatic Kjeldahl Digester or copy the following into your browser address window:
Made in Italy.
This item ships from Bohemia, NY.
Looking for a specific close-up? Contact Us
Request a Free Quote Right Now
Please fill in the form below to get a quote for the VELP Scientifica DKL 20 Automatic Kjeldahl Digester:


Analytical Instruments / Chemistry lab apparatus
chromatographs, calorimeters, evaporators, fluorometers, hydrogenators, osmometers, polarimeters, spectrophotometers, titrators, meters for pH / conductivity / dissolved solids / ORP ... and much more...

Biology / Microbiology laboratory apparatus
bioreactors, cell disrupters, cell harvesters, cryostats, digesters, freeze-dryers / lyophilizers, growth chambers, homogenizers, hybridization, incubators, microscopes, osmometers, spiral platers, sterilizers ... and much more ...

General Use laboratory apparatus
balances, baths, blenders, centrifuges, chart recorders, freezers, fume hoods, furnaces, glassware washers, glove boxes, mixers, moisture testing, ovens, pumps, shakers, vacuum equipment, water purification ... and much more ...

Medical / Clinical laboratory apparatus
anaerobic incubators, autoclaves, blood testing, cell counters, CO2 incubators, cryostats, electrolyte analyzers, electrophoresis, glove boxes, microtomes, sterilizers, ... and much more ...

Petroleum Products and Biofuel lab apparatus
baths, calorimeters, color measurement, density meters, flash point, hydrogenators, oil testing, penetrometers, surface tension, vapor pressure, viscometers and rheometers, ... and much more ...

Pharmaceutical laboratory apparatus
stability chambers, tablet disintegration, tablet dissolution, tablet hardness, V-blenders, ... and much more ...

Materials Testing / Physical Properties / Metallurgical lab apparatus
abrasion, color measurement, environmental chambers, gloss / reflectance, hardness, impact testers, melt point, particle size, paint testers, penetrometers, sieve shakers, tensile strength, viscometers ... and much more ...