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The SCS formerly 3M 4HIC100 Humidity Indicator Cards (HICs) are printed with moisture sensitive spots which respond to various levels of humidity with a visible color change from blue to pink. The moisture sensitive spots are made of blotting paper impregnated with cobaltous chloride. The humidity inside dry packed barrier bags can be monitored by including an HIC inside. When the bag is opened, the card can be examined for proper dryness inside the bag.
- For use with Moisture Barrier Bags
- Use Desiccant to provide protection for moisture sensitive items such as surface mount devices
- Lead-Free RoHS 2 Compliant
- Cards can be shipped with RoHS 2 compliant products
- Pre-punched holes on top and bottom
- 100 cards per can
- Convenient container to protect and store cards