Adopt automatic nitrogen measurement distillation system, nitrogen measurement range 0.1-200 mgN, collection rate ≥ 99%, repeability rate ＜ +/- 1% relative to Standard Deviation, semi-automatic working mode, distillation time 5-15 minutes, suitable for a variety of sample analysis.
Contains 1 pack of total nitrogen base Reagent, 1 pack of potassium persulfate powder, 25 packs of anti-interference agent and 25 packs of acid Reagent, suitable for DGB-401 instrument, providing complete detection components.
Using LED @575nm Illuminant and Nessler Measuring method, Measurement range 0.00-3 ppm, accuracy +/- 0.03ppm, suitable for low concentration ammonia nitrogen rapid detection, easy and economical operation.
Measurement range pN value of 0.00~ 8.00, ammonia nitrogen concentration of 0.05~ 1000mg/L, with automatic mixing and thermostatic system, anti-sample Color, metal ions and turbidity interference, support a variety of reading methods.
With multi-stage programmable controller, 7 sets of 63-step programs can be preset, Temperature Fluctuation +/- 1 ℃, mirror stainless steel liner for easy cleaning, independent temperature limit alarm system to ensure safe operation.
Adopt multi-stage programmable controller, preset 7 groups of 63-step program, Temperature Fluctuation +/- 1 ℃, mirror stainless steel liner for easy cleaning, independent temperature limit alarm system to ensure safe operation.
Multi-stage programmable controller, support 7 groups of 63-step Program settings, Temperature Fluctuation +/- 1 ℃, with mirror stainless steel liner and independent temperature limit alarm system to ensure the safety and stability of the experimental process, Thermal Power is reduced by more than 25% compared with traditional equipment.
Mirror stainless steel liner for easy cleaning, multi-stage programmable controller supports 7 groups of 63 step Program settings, Temperature Fluctuation +/- 1 ℃, with independent temperature limit alarm and energy saving design, Thermal Power is reduced by more than 25%.
Measurement range 0.000~ 4.000mg/L, including Noll Reagent and potassium sodium tartrate solution, suitable for rapid detection of ammonia nitrogen in water quality, supporting special instruments.
Double needle automatic switching angle to improve condensing efficiency, support 1-8 bit Sample Handling, temperature control accuracy of +/- 0.5 ℃, with independent nitrogen channel and overheating protection to ensure safe and stable operation.
Using purge and trap technology, the temperature control accuracy can reach +/- 0.5 ℃, 12 samples can be processed simultaneously, and the nitrogen consumption can be adjusted at 330ml/min/sample to achieve rapid anaerobic condensation.
Purge and trap technology implementation of rapid oxygen-free condensing, temperature control accuracy of +/- 0.5 ℃, support 36 samples at the same time, nitrogen consumption can be adjusted to 330ml/min/sample, digital temperature control to ensure accurate and reliable operation.
Colorimetric measurement based on Nasler method, Measurement range 0.00-10 mg/L, providing 100 tests, accurate determination of ammonia nitrogen concentration by Color intensity change.
Colorimetric digestion integrated tube operation, no liquid transfer; water samples for more than 10 measurements to take the average value; ammonia nitrogen detection limit of 0.01mg/L, measurement error ≤ +/- 5%, data storage 30,000.
Using Dynamic Low Temperature Nitrogen Adsorption Method and High Sensitivity Sensor, the test range from 0.0005m ²/g has no upper limit, the repeatability error ≤ +/- 3%, and the single sample test is completed in about 3 minutes.
