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.
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.
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.
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.
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 integrated tube design is adopted, sample digestion and detection share a tube, no need to transfer liquid; support more than 10 measurements and automatically remove abnormal values to average, error ≤ +/- 5%; can expand the detection of COD, ammonia nitrogen and other paraMeters.
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.
Adopt digestion Colorimetric integrated tube design, no liquid transfer; support more than 10 measurements to take the average value, error ≤ +/- 5%; can store 30,000 data, compatible with 16mm and 25mm Colorimetric tubes.
Colorimetric digestion integrated tube design, no need to transfer liquid; the water sample for more than 10 measurements to take the average value, reduce the error; built-in two COD detection methods, Measurement range 0-20000mg/L.
With standard COD, total phosphorus, total nitrogen working procedures, support custom temperature and time; using new temperature control algorithm, heating uniform and fast, heating up to 165 ℃ only 12 minutes, temperature control accuracy +/- 1 ℃; one-button operation, with automatic alarm and transparent protective cover.
Colorimetric integrated tube design, no need to transfer liquid, direct display of concentration value; support more than 10 measurements to take the average value, reduce the error; measurement error ≤ +/- 5%, Repeatability ≤ +/- %, Optical inspection Stability is excellent, data storage up to 30,000.
Optical inspection system using imported cold Illuminant and narrow band interference, Optical inspection stability is less than 0.002A/20min, digestion temperature accuracy +/- 0.5 ℃, support COD and ammonia nitrogen dual paraMeter measurement, can save multiple standard Linear dispersion and data.
Adopting digestion Colorimetric integrated tube design, the detection process is safer and more convenient; the minimum display value is 0.001mg/L, and the Sensitivity is high; it supports a variety of detection paraMeter expansion to meet different water quality testing needs.
Adopt digestion Colorimetric integrated tube design, detection is safer and more convenient; Minimum display value of 0.001mg/L, Sensitivity is high; Support standard measurement and continuous measurement mode, built-in 4000 sets of data storage, to meet different detection needs.
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.
