Flow rate can be controlled independently for each purge needle, and the position of the air needle can be adjusted flexibly. Temperature control accuracy of +/- 0.5 ℃ (40-100 ℃), Heating time does not exceed 30 minutes, support 0-15L/min Gas flow rate adjustment.
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.
It can simultaneously detect 9 paraMeters such as residual chlorine, chlorine dioxide, ammonia nitrogen, etc., with a resolution of 0.001mg/L. It adopts high-intensity long-life Illuminant and micro-processing technology to ensure long-term stable operation.
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.
36 samples are processed simultaneously, temperature control accuracy +/- 1 ℃, Gas flow rate can be adjusted separately, 316 stainless steel material is used to meet the condensing needs of different samples.
Imported High Accuracy Electrochemical sensor, detection limit up to 0.001ppm. Support 4-20mA, RS485 and other signal output, with overvoltage, lightning protection, short circuit and other multiple protection and automatic recovery functions.
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.
High Accuracy Position Sensor, indentation accuracy of 0.01mm, the maximum can be measured 1.25mm thick plate, automatic zero after the test without cumulative error, with 10 times magnifying glass for easy observation.
Each purge needle can independently control and adjust the Flow rate, the temperature control accuracy is +/- 0.5 ℃ @40~ 100 ℃, the position of the air needle is flexible and adjustable, and supports efficient Sampling Handling.
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.
