Tuttnauer's self-adhesive chemical indicator tape is a Type 1 external indicator that visually confirms exposure to steam sterilization conditions through color change. Yellow initial color changes to dark brown/black after sterilization. Compatible with 121°C (10 min) and 134°C (2 min) steam cycles. Width: 50mm. Super adherent adhesive ensures reliable attachment to packaging materials.
| Indicator Type | Type 1 |
| Initial Color | Yellow |
| Final/Change Color | Dark Brown/Black |