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Humidity indicator card
1. BriefHumidity indicator card can easily measures relative humidity inside the sealed package to allow a quick and low cost inspection of the humidity level is safe or not. The blue indicator dot turms pink, means that RH in the package has or had been reached the RH value of that dot.
2. Specification
Type | Colors changed from dry to wet | Spec. |
1. Common HIC | Blue to pink | One dot, Three dots, Four dots, Six dots |
2. HIC Cobalt-Free A (Green) | Yellow to Green | |
3. HIC Cobalt-Free B(Green) | Brown to Azure | |
4. HIC Cobalt & Halogen-Free(Green) | Rose to Yellow |
3. Usage Directionsa) The humidity indicator dots will change color as the relative humidity increases in the volume of air surrounding the indicatorb) The humidity indicator dots are reversible, and the changed dots will back to original color when the volume of the air is driedc) The humidity indicator shows the most accurate value when the temperature is 23°Cd) Store humidity indicator cards in original sealed iron can. Immediately seal the can after every opening. The dot shows normal color before usagee) Store in dry, cool area and keep them out of direct sunlight and away from water.
4. Applicationa) Electronics, PCBb) Optical components, synthetic material, organic materialc) Metalsd) Bulk packaging, preservation package
Humidity iIndicator card – Six Dots
cobalt free Humidity indicator card-Six Dots