After processing, the chemical indicator line will turn from off-white to black when exposed to steam sterilization|| ANSI/AAMI/ISO Class 4 Multivariable Chemical Indicator
3M™ Comply Steam Chemical Indicator 1250 is designed to monitor all 121-134˚C (250-273˚ F) gravity and vaccuum assisted steam sterilization cycles.|| Size 1.5 cm x 20 cm (5/8" x 8-1/2")
Long strip of chemical indicator ink printed on perforated-style strip