Measure variety: foodstuff, feedstuff, foods, dairy products, 
drink, soil, water, medicine,precipitate and chemical.
Storing data: 250 datum
Measure range: 0.1mgN-200mgN (nitrogen content 0.02%-99%)
Recovery rate: 100±1% (relative error, include digestion process)
Repetition rate: relative standard deviation<±1%
Working hours: distillation time: 5-15 minutes
Voltage: AC 220V, 50Hz,1000W
Cooling water consumption: distillation fraction 3L /min (water
temperature is less than
20 degrees)
Water temperature: <20°C