Aspirin

Aspirin Impurities & Reference Standards

Aspirin is a widely used active pharmaceutical ingredient (API) that plays a central role in modern drug formulation and manufacturing. With molecular formula C7H6O3 and molecular weight 138.12 g/mol, its physicochemical identity is well characterized. Related substances and impurities of Aspirin are routinely used as reference materials for stability-indicating method development, impurity profiling, and compliance with ICH, USP, BP, and EP monographs. Aspirin is available as a certified impurity reference standard with CoA, HPLC chromatograms, and spectroscopic data to support analytical method development and regulatory compliance.