Principle

　　Compared with ordinary humidity indicator cards, environmental humidity indicator cards won’t cause environmental pollution, have no harm to human body health. Meet the ROHS test standard, national standard of harmful material inspection detection and regularly updated third party SGS inspection report. No matter which country your products will be export to, they can meet the requirements of environmental protection. If the package environment comes or has come to the humidity value, color of the card will be from yellow to green. Betpak offers a variety of humidity indicator cards for choice. 30~50% and 5~15% are more commonnly used. We also have exclusive for electronic products and 10~60% humidity indicator cards.



Scope of Applications

　　Appliable for electronic components, sensors and optical equipments, etc.



Criteria

　　In line with MIL-I-8335 and MIL-P-116.



Properties

　　1.When the humidity of surrounding environment comes to a certain value, color of the indicated points will be from yellow to green.

　　2.Color change of the indicated points is reversible. When the surrounding environment is dry, the points’ color will return to be yellow.

　　3.When the color of indicated point turns to light green (between yellow and green), the value of the point is the current environmental humidity.

　　4.Please can humidity indicator cards closed in the original packaging tin, and put desiccant in. After 3 times opening, replace the desiccant.

　　5.Store humidity indicator cards in dry, cool environment to avoid direct sunlight and flooding.



Specification

　　10~60%　　30~50%　　5~15%　　20~40%　　20~50%　　5~60%　　8%