Eriochrome cyanine R by Research Lab Fine Chem Industries is a high grade reagent. Also known as mordant blue 3, this is a synthetic anionic dye. The reagent is available as a reddish-brown powder which is soluble in water. While it is stable under general conditions, this reagent is incompatible with strong oxidizing agents. CAS No.: 3564-18-9 Quantity Provided: 10 gm per bottle Molecular formula: C23H15Na3O9S Molecular weight: 536.39 Analytical grade reagentEriochrome cyanine R has a variety of applications in chemical and biological sectors. This compound finds several applications in the synthesis of various organic derivatives. Eriochrome cyanine R is used in routine histology and histopathology. It has been used in standard hematoxylin and eosin (H & E) staining. This reagent is suitable for the industrial synthesis of products and research applications.