Automatic counting using pressure sensitive elements, equipped with special probe pen and dark background lighting, culture dish diaMeter support ≤ Φ 90mm, fast and reliable counting and clear colony contrast.
The black background counting cell is used with annular fluorescent lamp side-shot illumination, and the colony contrast ratio is clear; the counter capacity is 0-999, and the inclined design of the cell surface is easy to observe, which can reduce the labor intensity of the experimenters.
The pressure-sensitive element is used for automatic counting, the diaMeter of the culture dish supports ≤ Φ 90 mm, and it is equipped with dark deep background and annular fluorescent side-shot lighting. The colony contrast is clear, and the counting is fast and reliable.
Using CMOS integrated circuit and three-digit display, the counter capacity is 0~ 999, equipped with energy-saving ring fluorescent lamp side-shot lighting, clear colony contrast, automatic voice count to improve counting accuracy.
The colony contrast is clear by using ring lamp side-shot illumination, equipped with three-digit display and counting probe pen, the counter capacity is 0-999, and it has a 30-day charging standby function, which can reduce the experimental labor intensity.
The CMOS integrated circuit is used to ensure stable counting, and the 7W energy-saving ring lamp side-shot illumination makes the colony contrast clear. The counter capacity is 0-999 to meet the needs of conventional detection. The probe pen marking function is avoided, and the repeability count is performed.
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 stopwatch counting method, the length of the swing Rod is 500 +/- 1mm, and the total mass of the swing is 120 +/- 1g. The resistance to deformation is evaluated by measuring the ratio of the swing amplitude time on the film to the swing time on the Glass.
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.
CMOS integrated circuit design, equipped with energy-saving ring fluorescent lamp side lighting, the counter capacity of 0~ 999, can automatically count and chromadizing mark colonies, reduce the labor intensity of experimenters.
Using 380-1000nm Light spectrum instrument to achieve comprehensive measurement of total light transmitance, haze, color coordinates, etc. Precision wavelength +/- 0.3nm, built-in integrating sphere coating stable and durable, a variety of fixtures to meet the needs of liquid solid sample testing.
Adopting double swing bar design, steel ball diaMeter 8mm, swing period 0.625s, automatic counting function, accurate measurement of film resilience changes, easy to operate.
LED Illuminant provides stable detection performance, supports CAL CheckTM calibrated verification, Measurement range 0-500ppb, accuracy +/- 5ppb, with reference to USEPA method 330.5 and DPD method for ultra-low concentration total chlorine detection.
Measurement range covers 0~ 5mg/L residual chlorine total chlorine and 0~ 10mg/L chlorine dioxide, support 100 measurements, suitable for water quality testing, easy and fast operation.
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.
