Classifications of Phloxine B: Knowing the Uses and Mechanism of Action
Phloxine B, or simply phloxine, also known as Acid Red No. 92 and D&C Red No. 28, is a color additive used as an inactive ingredient to impart color to certain substances or products and as a colorant in various dental disclosing tablets. Phloxine B is a water-soluble red dye that is approved and permitted for use in coloring drugs and cosmetics in the United States and coloring foods in Japan. This blog will talk about Phloxine B (D&C Red No. 28) and help you understand the classifications, uses, and mechanism of action. Phloxine B, or simply phloxine, is a derivative of fluorescein. However, it differentiates the presence of four bromine atoms at positions 2, 4, 5, and 7 of the xanthene ring and four chlorine atoms in the carboxyphenyl ring. This water-soluble dye has an absorption maximum of around 540 nm and an emission maximum near 564 nm. Phloxine B is widespread as an antimicrobial substance & functions as a viability dye and biological stain. That means it could also be utilized in hematoxylin-phloxine-saffron (HPS) staining to color the cytoplasm and connective tissue in shades of red. If you are an industrial or enthusiastic chemist wondering what is phloxine B…
Classifications of Phloxine B: Knowing the Uses and Mechanism of Action Read More









