Fluorouracil EP Impurity B is supplied by Chemicea Pharmaceuticals Pvt. Ltd. as a reliable reference material for research and analytical activities. This product is intended for laboratory use where impurities are evaluated during method development validation or quality studies. It supports comparison calibration and consistency checks within controlled research environments. Each batch is prepared with documented traceability and accompanying quality information to support internal compliance needs. The material is offered for non clinical research only and is not intended for human or veterinary use. Packaging options support routine laboratory handling and long term reference requirements for documented analytical reference use.