Humidity Indicator Card

Humidity Indicator Card

Humidity indicator card (HIC) is a card on which a moisture-sensitive chemical is impregnated such that it will change color when the indicated relative humidity is exceeded. This has usually been a blotting paper impregnated with cobalt(II) chloride base; Less toxic alternatives include other chemicals such as cobalt-free chloride base and special plastic films

Humidity indicators are an inexpensive way to indicate or quantify relative humidity levels inside sealed packaging. They are available in many configurations and used in many applications, especially military and semiconductor.

Color change:  Blue-Pink 


Humidity Indicator Cards are constructed of a moisture-sensitive blotting paper.


PCB packing, IC packing, semiconductor packing, SMD LED packing and so on.
Designed specifically for the electronics industry. Ideal for use with other components of the "Dry Pack packaging concept.


- Keep sealed and dry.

- Keep away from direct sunlight


For further details, please kindly contact us:

HLC Vietnam Company

Headquarter: 6th Floor, Cotana Building, Linh Dam Peninsula, Hoang Liet, Hoang Mai, Hanoi

Central Office: No 48, Hong Thai Street, Hoa Minh Ward, Lien Chieu District, Danang

Southern Headquarter: No 384/2A, Dong An Street, Tan Dong Hiep Ward, Di An City, Binh Duong.

Phone: 024.66533873 / 0274.626.1459

Hotline: 0913 207 773 / 0903 402 618 / 0913 216 680







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