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

SUDMS20003-2 / BLD5013 humidity indicators cards have 3 levels at 30, 40 & 50% RH and are reversible, which complies with the requirements of Military Specification MIL-I-8835 and MIL-STD-2073-1 Method 50 and NATO for use in Method II packaging.

As the humidity increases, the chemically impregnated spots change from a blue color (DRY), through a lavender, to a pink color (HUMID). As the humidity decreases, the spots change from a pink color (HUMID), through a lavender, back to a blue color (DRY). Each of these cards is accurate to ±5% relative humidity (RH) at 24°C. Other humidity combinations are available by special order. 

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

Quantity: 125 per can

Shelf Life: 5 years