1. One mL of sludge was added to a 99 mL dilution blank. Three 1/10 dilutions were then made. From the last dilution made, 200 µL was plated onto an all-purpose medium. After incubation, 123 colonies were counted. What is the CFU/mL in the sludge?
1. One mL of sludge was added to a 99 mL dilution blank. Three 1/10 dilutions were then made. From the last dilution made, 200 µL was plated onto an all-purpose medium. After incubation, 123 colonies were counted. What is the CFU/mL in the sludge?
Chapter9: Parenteral Medication Labels And Dosage Calculation
Section: Chapter Questions
Problem 1.4P
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1. One mL of sludge was added to a 99 mL dilution blank. Three 1/10 dilutions were then made. From the last
dilution made, 200 µL was plated onto an all-purpose medium. After incubation, 123 colonies were counted.
What is the CFU/mL in the sludge?
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