PROPASECARD is a humidity indicator used to know the level of humidity inside a packaging. Propasecard is “cobalt-dichloride free” and it is easy to use. Spots are blue when there is no moisture and they turn to pink at the reaching of different indicated humidity levels.
PROPASECARD is available in several versions and it can monitor low relative humidity levels down to a 5% HR or high levels up to a 95% HR, according to the application and necessity.
When PROPASECARD indicates high humidity levels, users know that the desiccant must be replaced and the product checked.