Phenothiazine (PTZ)Molecular formula：C12H9NSMolecular weight :  199.28SpecificationHigh gradeFirst gradeIndustrialAppearenceYellow powder or prillLight yellow powderBright yellow powderMelting Point≥183℃179℃175℃Assay≥99.6%99.0%97.0%Loss on drying≤0.1%0.3%0.3%Resiude on igniton≤0.1%0.1%0.5%Lysis testFully dissolvedFully dissolved——
Purpose:This product is mainly used as a high-quality inhibitor of the vinyl monomer,which is widely applied in the production of acrylic acid, acrylic acid ester,methyl acrylic acid ester and vinyl acetate,and also applied for the synthesis of medicines and coloring matters,polyether,antioxidant,rubber antiaging agent,repellents for animals,and pesticides for fruit trees.