Reusable 6 Event Humidity Card

This reversible humidity card will indicate the humidity in %RH at the time you are looking at it. The card has 6 spots that indicate 10%, 20%, 30%, 40%, 50% and 60% RH. The card is read by interpreting which spot is lavender. The card complies with Mil-I-8835 and Mil STD-2073-1D Method 50 and is designed for electronics packages.