Table 7.4 The Results Below Were Obtained from a Use- Dilution Test

question 8

Short Answer

Table 7.4
The results below were obtained from a use- dilution test of two disinfectants.
Cultures were inoculated into tubes with varying concentrations of disinfectants
and incubated for 24 hr at 20°C, then subcultured in nutrient media without disinfectants. (+ = growth; - = no growth)

-In Table 7.4, what is the minimal bacteriostatic concentration of each disinfectant? Which compound is bactericidal? At what concentration?

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