Benzene sulfonic acid

Benzene sulfonic acid Impurities & Reference Standards

Benzene sulfonic acid is a high-purity active pharmaceutical ingredient (API) used in the formulation and manufacture of pharmaceutical products. It has a molecular formula of C6H6O3S and a molecular weight of 158.18 g/mol. These Benzene sulfonic acid reference impurities are critical for pharmaceutical quality control, method validation, and regulatory filings aligned with ICH, USP, BP, and EP standards. Our Benzene sulfonic acid reference standards are provided with full documentation — Certificate of Analysis (CoA), HPLC chromatographic data, and spectral characterization — to support pharmaceutical R&D and GMP manufacturing.