U.S. Food & Drug Administration
Center for Food Safety & Applied Nutrition

Bacteriological Analytical Manual Online
January 2001

M54
Gelatin Agar (GA)

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Peptone 4 g
Yeast extract 1 g
Gelatin 15 g
Agar 15 g
Distilled water 1 liter

 

Suspend ingredients with constant stirring to prevent scorching gelatin, and boil to dissolve gelatin and agar. Adjust to pH 7.2 ± 0.2. Autoclave 15 min at 121°C. Cool to 45-50°C. Pour plates.



Hypertext Source: Bacteriological Analytical Manual, 8th Edition, Revision A, 1998.

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