Outline for Bacterial Testing Formula 409 and bleach vs natural ammonia
Formula 409 and Bleach vs. Natural ammonia • Purpose: Collect bacteria from surrounding air and test common household cleaners to find which cleaner would be the most effective at preventing new growth. ... Methods • Expose agar plates to surrounding air for 25 mins • Incubate for 24 hrs • Dispense 100 microliters of each cleaner on plate 4 Formula 409, 5 Bleach, 6 Ammonia • Incubate for another 24 hrs than another 24 hrs • Record new growth Results • Figure 1 # of contaminants after 24hrs before cleaners • Figure 2 # of contaminants 24hrs after cleaners were dispensed All plates with cleaners should a decrease in # of contaminants and no new growth • Figure 3 # of contaminants after 48 hrs of cleaners Formula 409 and Bleach continued to show a decrease in contaminants and no new growth Ammonia showed a rapid increase of new growth.