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Item #: AP7901

Price: $1.90

Pkg. of 12: $21.60 ($1.80/each)

Cobalt chloride test papers are supplied in stoppered vials containing 100 strips per vial. The papers indicate relative humidity by color change.

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Product Details

Supplied in stoppered vials containing 100 strips per vial. Paper indicates relative humidity by color change: pink indicates high humidity; blue indicates low humidity.