Zinc Stearate, CAS No. 557-05-1, is a fine white powder with a faint odor and a molecular formula of C36H70O4Zn. It has a molecular weight of 632.33, a melting point of 128–130°C, a density of 1.095 g/cm³, and a flash point of 180°C. The product is insoluble in water and remains insoluble in alcohol, even under heating conditions.

For proper handling, store Zinc Stearate in an inert atmosphere at room temperature and keep the material in a dry, well-ventilated area. With its consistent powder form and clearly defined physical and chemical properties, it is suitable for professional industrial and laboratory use in accordance with applicable safety requirements.