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Humidity Indicator Cards |
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Humidity Indicator Card can easily measure the relative humidity inside the sealed package to allow a quick and low cost inspection of whether the humidity level is unsafe. The blue indicator dot turns blue to pink means humidity in the package has or had been the humidity of that value.
Humidity Indicator Cards give a visual feedback of the RH percentage in the environment thanks to their color change.
Specifications:
One spot:       8%
Three spots:   5%, 10%, 15% / 30%, 40%, 50%
Four spots:    10%, 20%, 30%, 40%
Six spots:      10%, 20%, 30%, 40%, 50%, 60%
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Activated clay (Activated mineral)
Activated clay is made from Montmorillonite clay mixed with Calcium Chloride via several physical and chemical processes including reaction, granule-making, sifting and drying.
Chemical Composition:
Bentonite                 86.0%;
Calcium chloride       10.0%
Size: 0.5-2.0 mm, 1.0-4.0 mm, 2.0-4.0 mm spheres
Adsorption capacity (at 25oC):
RH=20%,     18.2%
RH=40%,     27.1%
RH=80%,     51.0%
Moisture content: <=2% (Drying at 170oC)
Technical Data Sheet
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