Recommend cobalt-free color change humidity card

Specifications

Recommend cobalt-free color change humidity card

                                                  BRIEF                                               

Humidity indicator label can easily measure the relative humidity inside the

sealed package to allow a quick and low cost inspection of whether the      

humidity level is safe. The Yellow indicator dot turms to Green , meaning 

that RH in the package has or had been reached the RH value of that dot

                                        SPECIFICATION                                    

 Sixe dots humidity indicator card: 10%-60%,

                                        USAGE Direction                                  

1.The humidity indicator dots will change from Yellow to Green as the relative          

   humidity increases in the volume of air surrounding the indicator

2.The humidity indicator dots are reversible, and the green dots will change 

   back to yellow when the volume of the air is dried

3.The humidity indicator shows the most accurate value when the temperature

   is 23°C

4.Store humidity indicator cards in original sealed iron can. Immediately seal

   the can after every opening. The dot color shows yellow before usage

5.Store in dry, cool area and keep them out of direct sunlight and away from

   water

                                               Application                                            

Electronics, PCB

Optical components, synthetic material, organic materail Metals

Bulk packaging, preservation package

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