Answer:
CFU/mL
Explanation:
Given -
Dilution factor for sample
Number of colonies produces
Volume of sample before dilutionmL
Volume of sample with dilution
mL
As we know,
Original concentration of sample is equal to CFU divided by the sample volume.
Thus, original concentration in the sample
CFL/mL
Add a few drops of glycerine on the slide,it will prevent the slide from drying.
Make sure to zero out the scale especially if you’re using something to hold the object. For example, make sure to zero out the scale with the cup before pouring water on it.