Brilliant blue R 250 by Research Lab Fine Chem Industries is a high grade reagent. Also known as Coomassie Brilliant Blue, this compound is a triphenylmethane dye with two less methyl groups than the G 250 dye. The reagent is available as a reddish-blue powder which is soluble in water. While it is stable under general conditions, this reagent is incompatible with strong oxidizing agents. CAS No.: 6104-59-2 Quantity Provided: 5 gm per bottle Molecular formula: C45H44N3NaO7S2 Molecular weight: 825.97Brilliant blue R 250 has a variety of applications in chemical and biological sectors. This reagent finds applications in the organic synthesis of various derivatives. Brilliant blue G 250 is an analytical biochemistry dye which is widely used in electrophoretic applications such as protein staining following gel electrophoresis. It has been applied to determine the protein content of the collagenase enzyme isolated from fish waste. It is efficient for SDS gels as it readily stains proteins with minimal background color. This reagent is suitable for industrial synthesis of products and research applications.