Kjeldahls

Kjeldahl and steam distillation instruments

We are pleased to offer a comprehensive range of Buchi Kjeldahl systems, spanning from the economical Dist Line to the advanced K-375 model. These systems are designed to meet diverse analytical needs, providing precise and reliable solutions for nitrogen and protein determination.

Dist Line

Providing highest flexibility for every application

BUCHI Dist Line is extremely versatile and is designed for a broad range of analytes while offering the highest operational safety. The instruments perfectly fit your individual needs and enable the highest performance in the most flexible way.

  • Adjustable Steam Power: 10 - 100 %, programmable steam ramps
  • MaxAccuracy Mode: Yes
  • Sample Parameters: Alcohol, essential oils, sulfite, cyanide, phenol, formaldehyde, volatile acids, VDKs, nitrogen (TKN, TVBN), nitrite
Kjel Line

Meeting the highest demands in nitrogen determination

BUCHI’s latest steam distillation units are extremely accurate, ensure the sustainable use of resources and offer maximal safety during operation. The instruments have been designed to fit your individual needs and to enable the highest performance in the most convenient way.

  • Adjustable Steam Power: 10 - 100 %, programmable steam ramps
  • MaxAccuracy Mode: Yes
  • Sample Parameters: Total Kjeldahl Nitrogen, Total Volatile Basic Nitrogen, nitrate, nitrite
Kjel­Master K-375

KjelMaster K-375 & KjelSampler K-376 / K-377

Free choice of methods at perfect usability

Perform potentiometric and colorimetric titrations with BUCHI KjelMaster K-375 and a free choice of methods at perfect usability. Gain high throughput, more automation and sophisticated data management for convenient nitrogen and protein analysis.

  • Adjustable Steam Power: Yes, 30 – 100%
  • Autosampler: Yes, either 24 or 48 sample positions
  • Sample Parameters: Total Kjeldahl Nitrogen, Total Volatile Basic Nitrogen, nitrate, nitrite
Digesters and scrubbers

Digesters

Free choice of methods at perfect usability

Set new standards for digestion speed, flexible use and result reproducibility with theBUCHI IR SpeedDigester. Achieve higher sample throughput for nitrogen determination by Kjeldahl digestion and multiply functionality with this entry level IR digester.

  • Max. Temperature: 450°C - 580°C
  • Sample Positions: 5 – 12 - 20
  • Sample Parameters: Total Kjeldahl Nitrogen (TKN), Chemical Oxygen Demand (COD), heavy metals, phosphate

Scrubber K-415

Four steps for occupational safety

With four steps to occupational safety, Scrubber K-415 provides you with maximal protection. The unit neutralizes poisonous fumes and reaction gases and minimizes use of cooling water to safeguard both you and the environment.

  • Compatibility: KjelDigester and SpeedDigester
  • Neutralization Capacity: 3 Liters
  • Filtering Steps: 4 Steps: Condensation, Adsorption, Reaction, Neutralization
Having questions?

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