This granular, odorless solid cement mixture appears white, gray, or brown in color

It has a melting point of 1705°C (3100°F), and a specific gravity of 2.500 to 3.500 g/cc. When handling, it is recommended that workers wear clothing which minimizes skin contact or exposure. The mixture is stable, however it is considered incompatible with strong acids, bases, or oxidizing agents. Store in a cool and dry environment.