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 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.
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.
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.
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.
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.
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.
16-Hole design to meet the needs of batch processing, 12 minutes rapid heating to 165 ℃, temperature control accuracy of +/- 1 ℃, equipped with a transparent shield for easy observation, support 5-999 minutes time adjustment.
36-Hole design supports batch processing, temperature control accuracy of +/- 0.5 ℃, rapid heating to set temperature in 15 minutes, multi-point calibrating to eliminate measurement errors, standard imported glass tube anti-burst.
25-Hole Design Improves Sample Handling Efficiency, Temperature Control accuracy up to +/- 1 ° C to Ensure Digestion Stability, 12-minute rapid warming to 165 ° C to shorten waiting time, Transparent Shield for easy observation of the experimental process.
15 minutes to quickly heat up to the set temperature, temperature control accuracy of +/- 0.5 ℃, using multi-point calibrated to eliminate temperature errors, standard imported Glass digestion tube resistant to sudden cooling and sudden heating without bursting.
Colorimetric integrated tube design, supports more than 10 measurements to take the average value, measurement error ≤ +/- 5%, built-in 30,000 data storage and thermal printer, can expand the detection of ammonia nitrogen, total nitrogen and other paraMeters.
Colorimetric integrated tube design, no need to transfer liquid, can be more than 10 times of measurement and remove the abnormal value to take the average, measurement error ≤ +/- 5%, Repeatability ≤ +/- 5%, built-in 30,000 data storage and thermal printer.
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.
Colorimetric integrated tube operation, no liquid transfer; measurement error ≤ +/- 5%, Repeatability ≤ +/- %; Support Multi-ParaMeter detection and post expansion, built-in thermal printer and 30,000 data storage.
