Portable hygrometer humidity indicator cards with sensitive degree

Specifications

1)Lead-free ROHs compliant
2)reversible color change
3)OEM allowed
4)cocl2, coblat free

Humidity Indicator 1-6 Dot Card

 

Brief

Humidity indicator card 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 turns 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%,20%-70%

 

Usage Directions

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

 

4.    Application

a)  Electronics, PCB

b) Optical components, synthetic material, organic materail

c)  Metals

d) Bulk packaging, preservation package

 

Spec. /mm	Packets/ One Bag	Actual Breadth/mm	pcs/ packet	Pcs/One Bag in total
3×60	250	2	1000	250000
3×80	250	2	1000	250000
3×100	200	2	1000	200000
3×120	150	2.2	1000	150000
3×150	120	2.2	1000	120000
3×180	200	2.3	500	100000
3×200	150	2.5	500	75000
4×150	150	3	500	75000
4×180	120	3.2	500	60000
4×200	100	3.2	500	50000
4×250	80	3.2	500	40000
4×300	80	3.2	500	40000
5×200	100	3.8	500	50000