Cryolite is mainly composed of sodium hexafluoroaluminate or sodium aluminum fluoride, the molecular formula is Na3AlF6, small white crystals, odorless, specific gravity is 3, hardness 2~3, melting point 1009 degrees Celsius, easy to absorb moisture. Key Features: Mineral-Based: Acts as a stomach poison against chewing pests, providing an alternative to synthetic chemistries. Consistent Purity: Uniform Na3AlF6 content supports reliable formulation and predictable field