Universal combined kjeldhal digestion and distillation unit electrically heated, comprising of one single mild steel tubular stand provided with two heating shelves one above the other. A specially designed glass fume duct with b 24 cone openings(suitable for flasks having 24/29 socket) having such provision so that no leakage of fumes takes place. One heater box having individual energy regulators for 500watts heaters are supplied in digestion part. One heater box of above design is supplied in distillation part. Distillation part is also provided with brass condenser rack with water circulation systems and clamps. The whole unit is operated on 220volts ac mains. Complete with glass parts for 3 tests or 6 tests.