An original sample of water containing 4.00 X 106 CFU/mL was diluted by 4 successive 1/10 dilutions. After incubation, 200 colonies were found growing on the plate. How many mLs from the last dilution tube were plated out?

An original sample of water containing 4.00 X 106 CFU/mL was diluted by 4 successive 1/10 dilutions. After incubation, 200 colonies were found growing on the plate. How many mLs from the last dilution tube were plated out?

Basic Clinical Laboratory Techniques 6E

6th Edition

ISBN:9781133893943

Author:ESTRIDGE

Publisher:ESTRIDGE

Chapter3: Basic Hemostasis

Section3.3: Principles Of Coagulation Testing

Problem 4RQ

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An original sample of water containing 4.00 X 10⁶ CFU/mL was diluted by 4 successive 1/10 dilutions. After incubation, 200 colonies were found growing on the plate. How many mLs from the last dilution tube were plated out?

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