Features:

* Large LCD touch screen.

* The control system has high precision and good stability.

* Choose R, G, B three-color light source and three-color sensor, with a wide range of color adaptation and high precision.

* 99 groups of user-defined programs.

* 304 stainless steel material.

* Multi-protection function, such as safety door, overpressure protection, water shortage protection, etc. 

Additional Features of BKN-987A:

* It could show the titration curve.

* One key to wash the alkali liquor pipes.

* Automatically discharge the waste in the digestive tubes.