Humidity Indicator Cards 30,40,50

Product Features

  • Indicate Humidity conditions in various types of packaging
  • Allow instant visual verification of product integrity
  • Often used in conjunction with a desiccant
  • Approved for MIL-l-8835
  • Low Cost
  • Spots turn from Blue to Pink to indicate humidity levels

Product Specifications

  • Dimension HxW : 3 x 2 in
10 Unit
SKU: HIC3050
125 Unit Can


Humidity Indicator Cards 30,40,50 are designed to be moisture-sensitive and is embedded with the base chemical cobalt (III) chloride. The card will remain blue when humidity levels stay below the indicated RH level. When humidity levels rise above the indicated RH, the chemical has a reaction and turns to pink.

Related Documents

Humidity Indicator Cards SDS