Peptone water is a microbial growth medium composed of peptic digest of animal tissue and sodium chloride.
It is used for cultivating nonfastidious organisms, for studying carbohydrate fermentation patterns and for performing the indole test.
|shelf life||limited shelf life, expiry date on the label|
|composition||peptone, 10 g/L|
|sodium chloride, 5 g/L|
|final pH||7.2±0.2 (25 °C)|
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