The cleaning method of different chemical fogger

Different types of chemical fogger’s cleaning methods are different. The following details the various types of spray cleaning method:
1. Plastic bucket sprayer: Pour 5% of hot alkaline, so full lance, nozzle and other parts, shake once every 10 minutes, after 2 to 3 hours, pour the lye, then water rinse 2 to 4 times.
2. Drum sprayer: first pour 1% black alum water (ie, ferrous sulfate solution) for 2 hours, then rinse 2-4 times, it can be washed with hot alkaline soak 1 hour, then hot alkali water rinse again, and finally rinse with water 4 to 5 times.
In addition, the spraying of herbicides used in electric fogger, general cleaning effect is not good, will bring a chronic injury to crops, affecting crop growth as well as the final production. So you have to set up dedicated sprayer to spray herbicides.