Grade:CERTIFIABLE GRADECAS Number:573-58-0Description:A pH indicator (Blue to Red; range 3.0 - 5.0). A cytoplasmic stain for tissues fixed in Bouin’s. Also a specific stain for amyloid. Synonym(s): NoneMolecular Weight: 696.67Molecular Formula: C32H22N6O6S2Na2Storage Condition: ROOM TEMPERATURERisk Statements: 36/37/38-23/24/25-45-42/43 Safety Statements: 36/37/39