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

Bacteriological Analytical Manual Online
January 2001

R44
Methyl Red Indicator

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Methyl red 0.10 g
Ethanol, 95% 300 ml
Distilled water to make 500 ml

Dissolve methyl red in 300 ml ethanol. Bring volume to 500 ml with distilled water.





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


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