Plate count agar
Plate Count Agar (PCA), also called Standard Methods Agar (SMA), is a microbiological growth medium commonly used to assess or to monitor "total" or viable bacterial growth of a sample. PCA is not a selective medium. The composition of plate count agar may vary, but typically it contains (w/v):[1]
- 0.5% peptone
- 0.25% yeast extract
- 0.1% glucose
- 1.5% agar
- pH adjusted to neutral at 32 C for 48 hours.
References
- ^ Atlas, R.M. (2004). Handbook of Microbiological Media. London: CRC Press. pp. 1390. ISBN 0-8493-1818-1.
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