Semi-automatic Kjeldahl Distillation Apparatus
You are here: home » Products » Water Baths, Distillation & Evaporator » Distillation » Semi-automatic Kjeldahl Distillation Apparatus

Product Category


Semi-automatic Kjeldahl Distillation Apparatus

Model: PDN

TOP INSTRUMENT Semi-automatic Kjeldahl Distillation Apparatus is a laboratory instrument used for determining the nitrogen content in organic and inorganic samples. The semi-automatic design of the apparatus allows for more efficient and consistent performance compared to manual methods. It is commonly used in a wide range of applications such as food and beverage testing, agricultural research, and environmental analysis.
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button
  • PDN

  • TOP


  • The instrument is composed of digestion furnace (different types for selecting) and azotometer distillatory.

  • The digestion furnace (numeric display model) is controlled by temperature control meter.

  • It adopts infrared radiation heating.

  • Insert the sample into the heating furnace to get the best heating effect.

  • Samples could be digested thoroughly in about 40-90 minutes (according to the amount of nitrogen).

Measure variety

foodstuff, feedstuff, foods, dairy products, drink, soil, water, medicine, precipitate, chemical

Working mode


Recovery rate

≥99% (relative error, include digestion process)

Measure range

0.1~200mgN (nitrogen content 0.1%-99%)

Repetition rate

relative standard deviation<±1%

Working hours

digestion time: 40-90 minutes, distillation time: 5-15 minutes. (According to different samples, time required is also different.)


AC 220V/50HZ

Cooling water consumption

digestion: 5L/min
Distillation: 3L/min
(Water temperature is less than 20℃)

To Make The World Closer To The Truth
ZHEJIANG TOP INSTRUMENT CO.,LTD., as a subsidiary of TOP Cloud agri, is a high-tech enterprise specializing in the R&D, manufacturing, sales for laboratory equipments, and provision of comprehensive laboratory solutions.


 +86-571-86059660
   11-12th Floor, 3rd Building, Xiangyuan Rd. China (Hangzhou) Wisdom Information Industry Park, Hangzhou, P.R.C 310015
Copyright   2023 Zhejiang Top Instrument Co., Ltd. Support by Leadong. Sitemap.Privacy Policy