The effective volume utilization rate of rectangular vacuum Chamber is high, each layer can be independently heated and vacuumed to inject nitrogen without interfering with each other, the temperature control accuracy is +/- 1 ℃, the Vacuum Level is 133Pa, and the double-decked tempered Glass door is easy to observe.
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.
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.
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.
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.
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.
Cold trap temperature can reach -80 ° C, Vacuum Level ≤ 5Pa, with sample pre-freezing function and color Touchscreen operation, support for a variety of container freeze-drying, built-in maintenance reminders and one-click defrosting.
The diaphragm sealing Chamber is used to ensure the one-way flow of gas, the maximum Vacuum Level is 0.08Mpa, the pumping rate is 35L/min, and it has the function of positive and negative pressure dual-use. The full Teflon material can resist strong chemical corrosion, free of daily maintenance and long service life.
The rectangular vacuum Chamber improves space utilization, Vacuum Level up to 133Pa, is equipped with double-decked tempered Glass doors for easy observation, supports program control of heating and vacuum holding time, and improves processing conformity.
The built-in vacuum pump realizes 0~ -80kPa Vacuum Level, the fully transparent vacuum Chamber can hold 12 samples, the program control supports 80 sets of paraMeter storage, and the vacuum cycle operation is automatically completed.
Using electromagnetic motor and diaphragm sealing Chamber, the maximum Vacuum Level is 0.08Mpa, full Teflon material is resistant to strong chemical corrosion, free of daily maintenance and long service life, suitable for positive and negative pressure dual-use scenarios.
Using electromagnetic motor and diaphragm sealing Chamber, Vacuum Level up to 0.08Mpa, pumping rate 60L/min, non-oil pump design pollution-free, full Teflon material resistant to strong acid and alkali corrosion, free of daily maintenance.
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.
Cold trap temperature up to -70 ℃, Ultimate vacuum degree ≤ 2Pa, equipped with 7-inch Touchscreen display operating paraMeters, support data export and remote control functions, with one-button defrosting and vacuum alarm system.
Purge and trap technology implementation of rapid oxygen-free condensing, temperature control accuracy of +/- 0.5 ℃, nitrogen consumption of 330ml/min/sample can be adjusted, support room temperature to 100 ℃ accurate temperature control.
