Disinfectant for automobiles and preparation method thereof
A disinfectant and automobile technology, applied in the direction of disinfectant, botany equipment and methods, disinfection, etc., can solve the problems of human harm and insufficient effect, and achieve the effect of improving the disinfection effect and shortening the action time
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[0028] The preparation method of above-mentioned a kind of automobile disinfectant, comprises the following steps:
[0029] (1) Weigh ball orchid, comfrey, Folium Isatidis, Duckfoot leaves and forsythia in proportion, crush them into coarse particles, add 60% ethanol to reflux extraction for 3 times at a material-to-liquid ratio of 1:10, each time for 50 minutes , filter, and combine the filtrate for 3 times;
[0030] (2) Place the filtrate obtained in step (1) in a refrigerator at 4°C for 24 hours, then centrifuge at 3000r / min for 15 minutes, and take the supernatant and concentrate it under reduced pressure at 65°C to obtain an extract;
[0031] (3) Mix the extract of step (2) with Tween and propylene glycol, add ethanol diluted with water while stirring, let it stand for precipitation, and get the supernatant to be a disinfectant for automobiles.
[0032] The specific gravity of the extract in the above step (2) is 1.1-1.3.
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