Diltiazem Hydrochloride

Diltiazem Hydrochloride Impurities & Reference Standards

Diltiazem Hydrochloride, supplied as a certified reference standard, is an active pharmaceutical ingredient (API) central to pharmaceutical formulation and drug product manufacturing. It has a molecular formula of C22H26N2O4S and a molecular weight of 414.52 g/mol. Related substances and impurities of Diltiazem Hydrochloride are routinely used as reference materials for stability-indicating method development, impurity profiling, and compliance with ICH, USP, BP, and EP monographs. Each batch of Diltiazem Hydrochloride reference standard is accompanied by a Certificate of Analysis (CoA), HPLC purity data, and spectroscopic (NMR/MS/IR) characterization for use in pharmaceutical laboratories worldwide.