Freeze Check - Irreversible Descending or Freezing Temperature Indicator quickly provide a clear visual alert when products have been exposed to temperatures that have fallen below 0 deg.C or 32 deg.F.

Ease of Use
Freeze Check temperature indicators are small, efficient, self activating and easy to use.When the indicator has been kept above the threshold temperature, the indication window remains green.

Communication
The label's indicator changes irreversibly from clear to white and the green check mark is no longer visible, so you can tell with a quick glance if the product has been exposed to sub-freezing temperatures. Designed with a flexible, self-adhesive label, they easily apply to any number of surfaces for an economical, yet high quality solution.

Key Features:

• Cold Chain Monitoring & Controlled Room Temperature
• Self-activating
• Non-reversible change in viewing window from green to white
• Store in a room temperature environment between 18°-25°C (64°-77°F)
• Industry leading performance & price
• Unambiguous color change to red
• Long shelf life
• Customized product & carrying cards available to distinguish your company or your customer