Kjeldahl digestion system


#SH420F Kjeldahl Digestion System

SH420F Kjeldahl Digestion adopts globally advanced high-temperature infrared t radiation heating technology and microprocessor control platform, boasts accurate temperature control and quick temperature rise. It has two kinds of temperature rise mode: linear and curve temperature rise mode, and offers 20 digestion programs for control of temperature rise curves.

Neutralization system has many functions such as triple filtration, condensate recovery of exhaust gas, filtration and neutralization device. The product adopts high-quality Anticorrosive Pumps, low noise, strong suction, reduce exhaust emissions, co-friendly.


  • 20positions enhance working efficiency rapidly.
  • Graphite block have longer life after special anti-oxidation processing and heating more uniform.
  • Corrosion-resistant design.
  • It adopts advanced PID temperature control technology,high accuracy heating up to 400°C only 25minutes.
  • Multi-protection, Over-current protection, high temperature warning, overload protection.
  • It adopts 5.7” color screen, easy for use.
  • Standard configuration with waste gas collection hood WD03.
  • Temperature control model,program control, curve and linear temperature rise.

S402 Exhausting System

  • Mould design, compact appearance.
  • Absorption device area is translucence design, easy for inspection and changing.
  • Suction pressure is adjustable when become negative, to avoid acid gas spilling oremptying.
  • Anticorrosion vacuum pump, low noise, large suction, reduce wasted gas exhausting and environmental friendly.
  • Ternary filtration system (water condensation, alkali neutralization and active carbon filtration) ensure perfect neutralization and absorption performance. PTFE anticorrosion pipe design, improve using life.


Model SH420F SH220F
Temperature range Room temperature +5 – 450℃
Temperature accuracy ±1℃ ·
Heating method Infrared heating and high-purity graphite conduction ·
Heating insulation method unique air duct insulation technology ·
Digestion tube capacity 300mL ·
Capacity per batch 20pcs/batch ·
Power supply 220 VAC±10% 50HZ ·
Power 3600W ·
Dimensions 515mmX458mmX730mm 515mmX421mmX211mm
Net weight 40Kg 25Kg
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