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Humidity Indicator Cards

Desco 13870 Humidity Indicator Card, 10%, 20%, 30%, 40%, 100 Count
Model No. 13870

$24.28

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Desco 13869 Humidity Indicator Card, 5%, 10%, 60%, 125 Count
Model No. 13869

$18.95 Price $21.08

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Desco 13868 Humidity Indicator Card, 5%, 10%, 15%, Cobalt Dichloride Free, 125 Count
Model No. 13868

$17.95 Price $20.08

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