For the daily steam penetration test. The test sheet is placed in a ''sandwich'' within 2 laminated layers, reproducing the strain of steam penetration in accordance with EN 867-4. The removal of the paper packaging improves the constraints linked to waste disposal.
• Ink without heavy metals
• Colour shift from pink to green
• Certificate of Conformity EN ISO 11140-4
• Compact: facilitates storage conditions
• Reproducibility and stability of the shift after sterilisation (stable over several years)
• Blotting paper test sheet placed between two laminate layers: removal of wrapping paper pack
• Minimum exposure conditions: 134 °C in saturated steam for 3 minutes 30 seconds
• Norms: EN ISO 11140-4
