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Humidity indicator card(1 dot, 3 dots, 4 dots, 6 dots)
Humidity indicator card(1 dot, 3 dots, 4 dots, 6 dots)

A card on which a moisture-sensitive chemical is impregnated To quantify relative humidity levels inside sealed packaging

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.

Common HIC HIC Cobalt-Free A (Green) HIC Cobalt-Free B(Green) HIC Cobalt & Halogen-Free(Green)

 

Blue to pink

One dot

Yellow to Green

Three dots

Brown to Azure

Four dots

Rose to Yellow

Six dots

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 package5. Storagea) Keep sealed and dryb) Keep away from direct sunlight.

Humidity indicator card(1 dot, 3 dots, 4 dots, 6 dots)

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