Maximum Humidity Indicator Card records relative humidity from 50 to 90% in 10% increments. The indicators are blue crystals which dissolve when exposed to the rated RH for 24 or more hours. The highest percentage spot containing dissolved solids indicates the maximum humidity reached.
Typical applications are in the storage, logistics, transportation, and shipping industries.
Indicates: 50, 60, 70, 80, 90%RH
Dimensions: 4.5 x 3.0 in. (114 x 76 mm)
Shelf-Life: 1 year from date of shipment in unopened can & 6 months once can has been opened
Type: Proprietary salts with blue dye
Packaging: 50 individually sealed cards/sealed 1 gallon can
Weight: 1.95 lbs (0.88 kg)
Minimum Order: 1 can