Displaying 26 results of Ampicillin Impurities Ampicillin is an antibiotic used to treat bacterial infections. However, during the manufacturing process, impurities can be introduced, which may affect the purity, quality, and safety of the medication. These impurities can include related substances or degradation products, which must be monitored and controlled to ensure that the medication meets the required standards and is safe for use. Analytical techniques such as HPLC, GC, and mass spectrometry are used to detect and quantify these impurities.