Cobalt free Humidity indicator 1)Custom design,convenient usage 2)Amazing price,high quality 3)Certification SGS to RoHS

Cobalt free humidity indicator cards are small, paper instruments designed to monitor relative humidity levels. To make sure your moisture barrier bags and desiccants have completed their job, add a humidity indicator card. Moisture sensitive spots on the cards act to various levels of humidity with a visible color change from brown to azure. Take a look at the card when you open the bag. The card will indicate the humidity level within your package. Humidity indicator cards are available in many configurations and can be customized for any number of applications.

Packaging  250 pcs per pint can,12 cans per carton(Carton size L33xW22.5xH27.5cm)  

 Approx. Shipping Weight  475gram (250pcs)/can , 6kg/carton

RoHS  Not detected Cd,Pb,Hg,Cr6+,PBB,PBDE

Application:pcb,smd,semiconductor,IC packaging electronic packagings etc

Cobalt-free humidity indicator