cobalt free humidity indicator card
Introduction:
Humidity indicator card (also know as HIC, humidity indicator card, moisture indicator ) is a card with circle point that can change the color. The user can easily identify the humidity and desiccant usage conditions of the sealed space. When the color varies the changes of humidity, it indicates whether the packaging container humidity has reached to an extent of damage or failure.
Specification:
Name: Humidity Indicator Card
Dots: 6dots
Size:38*103mm
Humidity: 10%-60%
Package: 250pcs/tin, 12tins/ctn
Color: Blue turn pink, brow turn azure
Picture: