Max Pro Medical Freeze Spray is designed to rapidly cool any material used in medical applications. Excellent for cooling liquid, semi-solid, and solid samples. Ideal for ultra-rapid freezing of fresh tissue, cooling of liquids to induce precipitation prior to filtering and chilling of field samples. Max Pro Medical Freeze Spray delivers an instant flash freeze for cryostat sectioning thereby freezing tissue instantly. It cools to -60ºF (-50ºC) in just three seconds. Saves time and eliminates water crystals caused by slower freezing methods. Plastic Safe Non-Abrasive - Safe on Most Surfaces Dries Instantly Leaves No Residue Non-Corrosive No CFC's Odorless RECOMMENDED FOR Histology Cryostat sectioning Fresh tissue Medical slides Lab samples Castings Blood samples.