This B-7425-AC material is a steam sterilization indicating polypropylene label with a preprinted header that displays "STERILIZED" when exposed to autoclave conditions. Ideal for use in sample tracking, inventory management, general tracking, and identification of lab materials that require sterilization. Economical solution for identifying vials, tubes, racks and flasks. Adheres to stainless steel, glass and polypropylene. Withstands temperatures from -320.8 to 249.8° F (-196 to 121°C ). Labels are designed to fit 1.8 mL-10 mL test tubes. A ribbon is required to print this material. Use Part Number IP-R6406 for the BradyPrinter i5100 or BRADY IP® Series Label Printer; use R6406 for a different printer.