Brown To Azure Humidity Color Change Card
Chunwang 3spots, 6spots color change HIC
Widely used in high-end moisture sentive electronic components, IC chips, semiconductor, LED lights strip,etc.
How to identify the humidity by using HIC?
Put a piece of humidity indicator card into a well seal box/packet with the product and desiccant. when the HIC turn its color from blue to pink (or brown to azure, yellow to azure), it means the desiccant doesn't work, please change a new desiccant pouch.