Displaying 3 results of Chlorphenesin Impurities Chlorphenesin is a muscle relaxant used to treat muscle pain and stiffness. During the manufacturing process, impurities may be produced, which can affect the safety and efficacy of the drug. These impurities must be carefully monitored and controlled to ensure that the final product meets regulatory standards and is safe for human use. Various analytical techniques such as high-performance liquid chromatography (HPLC) and gas chromatography (GC) are used to detect and quantify these impurities.