Trisha Shetty (Editor)

Humidity indicator

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Humidity indicator

A humidity indicator is a moisture-sensitive chemical that changes color when the indicated relative humidity is exceeded.

Some chemicals are:

  • cobalt(II) chloride (toxic) (blue to pink)
  • copper(II) chloride (toxic) (yellow to blue)

    • References

    Humidity indicator Wikipedia
    (Text) CC BY-SA


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