It is a salt mainly used for determining sperm viability. We are persistently striving to sustain our high credibility in the market by offering Eosin Disodium FRP. We use optimum quality compounds, sourced from trusted vendors to process this compound. In corneal epithelium, it is used in the procedure of immunohistological staining. It is a xanthene dye and is used for the differential staining of connective tissue and cytoplasm. In histopathology, it is applied as a counterstain after hematoxylin and before methylene blue. Eosin Disodium FRP is also used as a background stain, thereby giving contrast to the nuclear stains.