The potential handprints left on the paper after treatment by trioxone or DFO, need to be in a certain temperature and humidity environment to appear, the smoke cabinet can provide the appearance of this fingerprint ideal temperature, humidity environment.
1. Soak the material in a diket or DFO solution, or spray the solution on the inspection material, place the material on the sample shelf of the smoked cabinet, close the cabinet door.
2. Turn on the power switch, key to select the operation mode of xyl ketone or DFO, and then set the appearance time, press the start switch, the appearance process begins. Appear time to, beep prompt. When the trioxone function is selected, the temperature in the cabinet is automatically set to 80 degrees C, the relative humidity is automatically set to 80%, and when the DFO function is selected, the temperature in the cabinet is automatically set to 100 degrees C. The user can observe the effect through a transparent glass door and can press the "stop" button at any time to terminate the appearance procedure. Built-in water heater, humidification by evaporation of water, without external humidifiers.
Smoked space: 530 x 385 x 298mm, 60 l