An official website of the United States government Here’s how you know

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

On Oct. 1, 2024, the FDA began implementing a reorganization impacting many parts of the agency. We are in the process of updating FDA.gov content to reflect these changes.

In this section: Laboratory Methods (Food)

BAM R3: Basic Fuchsin Staining Solution

January 2001

Dissolve 0.5 g basic fuchsin dye in 20 ml 95% ethanol. Dilute to 100 ml with distilled water. Filter if necessary with Whatman No. 31 filter paper to remove any undissolved dye. (TB Carbolfuchsin ZN staining solution, available from Difco Laboratories, is satisfactory.)

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

Top