Heterotrophic plate count [C200]
Published: July 8th, 2009
Revised: October 4th, 2009
This test measures total culturable bacteria contained in a sample by culturing a measured amount of the sample on Tryptic Soy Agar and incubating at 35 °C for 48 hr. At the end of the incubation period, bacterial colonies are counted and reported as Colony Forming Units per Cubic Metre of air (CFU/m³).
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