Module 5 : MICROBIAL GROWTH AND CONTROL

Lecture 4: The Use of Chemical Methods in Microbial Control

 

Study Questions:

  1. 1.  Write a short note on Phenol coefficient test.

    2. 2.  What are the most common Chemical agents used in microbial control.

    3.  Why 70% ethanol is more effective than 95% ethanol?

    4.  Write a short note on following chemical agents in microbial control:

    a.  Halogens

    b.  Phenols

    c.  Heavy metals.

    5.  How gases are used as sterilizing agent?