6 Spot Cobalt-Free Humidity Indicator Card, 10-60%, 200/Can
Description
Cobalt-Free Humidity Indicator Cards are printed with moisture sensitive spots which respond to various levels of humidity with a visible color change from brown to yellow. The moisture sensitive spots are made of blotting paper impregnated with non-cobaltous solution. 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.
This card is free of cobalt, a chemical that has classification and labeling requirements under European Chemical Agency (ECHA) REACH directives. These Cobalt-free humidity indicator cards chemistry formula involves a sulfur compound, but no cobalt compounds.
- Card Size: 1 9/16" x 4 3/4"
- Cards per can: 200
- Verified using MIL-I-8835A test methods
- For use with moisture barrier bags
- Lead-free RoHS 3 Compliant
- Made in the USA
Specifications:
Materials: Blotting paper impregnated with non-cobaltous chloride
Accuracy: Based on ambient temperature of 75 deg F
Tolerance: Approx. 2.5% for each 10 deg F from 75 deg F