Displaying 1 results of Methylrosanilinium Chloride Impurities Methylrosanilinium chloride is a synthetic dye used in histology and microbiology. Impurities present in this chemical compound can affect its purity and efficacy. Common impurities include residual solvents, heavy metals, and organic residues. Proper purification and analysis techniques are essential to ensure the quality and safety of Methylrosanilinium chloride in research and industrial applications.