Fuchsin Acid is a triarylmethane dye that can be used for trichrome staining of connective tissues according to Mallory and Van Gieson. ... If the sample is fixated in Zenker's solution, it enables quality separation of individual tissue components.

Acid fuchsin has wide use in histology, and is one of the dyes used in Masson's trichrome stain. This method is commonly used to stain cytoplasm and nuclei of tissue sections in the histology laboratory in order to distinguish muscle from collagen.

fuchsin may precipitate in regions where selective staining does not occur. The addition of 1.0 ml. of glacial acetic acid to the aldehyde fuchsin.

Staining is a technique used to enhance contrast in samples, generally at the microscopic  Note that many stains may be used in both living and fixed cells.

FUCHSIN ACID FOR MICROSCOPY