Humidity Indicating Cards

reversible and irreversible Humidity Indicating Cards (HIC)

Dry Pak Industries is a full line provider of reversible and irreversible Humidity Indicating Cards (HIC). These color changing cards provide a low cost method of indicating humidity conditions for various types of military, electronic and barrier packaging requirements. All of our standard HIC cards turn from blue to pink to indicate the humidity level within a given environment. We also carry a full line of cobalt chloride free HIC cards which comply with new European regulations.

  • Meets Military Specifications (MIL-I-8835 and MS 20003-2)
  • Meets JDEC Standard 033 (5-10-15% and 5-10-60% cards)
  • A full range of cards that indicate humidity levels from 5% to 60%
  • Available in one through six dots
  • Used in Electronic, Military, Aerospace, Pharmaceutical, Diagnostic and Optical Component packaging
  • Cobalt-free cards are available
  • Irreversible HIC Cards are available from 30-90% RH
  • Custom sizes and printing also available