Global leaders in humidity protection and environmental control in sensitive electrical and electronic equipment
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)