Metformin EP Impurity B with CAS No: 2959-04-8. is an impurity standard of Metformin. Metformin is classified as an oral anti-diabetic drug. It is not used for the treatment of type 1 diabetes but is a first-line treatment for type 2 diabetes.Metformin is a medication commonly used to manage high blood sugar levels in individuals with type 2 diabetes. It is also used for certain medical conditions related to insulin resistance. Buy high quality Metformin EP Impurity B from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Metformin EP Impurity B