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SUDMS20003-2 / BLD5013 - Humidity Indicator Cards with 3 Levels at 30, 40 & 50% RH

SUDMS20003-2 / BLD5013 - Humidity Indicator Cards with 3 Levels at 30, 40 & 50% RH

BLD5665 - Humidity Indicator Card with 4 levels at 10, 20, 30 & 40% RH

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BLD5665 - Humidity Indicator Card

BLD5665 - Humidity Indicator cards are designed for use in packaging applications.

This humidity indicator card ihas 4 levels at 10, 20, 30 & 40% RH and is reversible.  

This humidity indicator card changes colour as the humidity increases, the chemically impregnated spots change from blue in colour when (active) and through to a lavender colour when (saturated).

Dimensions: 2" (Width) x 3" (Length)