Cobalt and Halogen Free Humidity Indicator Paper         

1. Eco-friendly green product;
2. HIC with CoCl2 (Blue to Pink),HIC without cobalt(Brown to blue, yellow to blue);
3. Sensitive to humidity;
4. High quality, OEM can be offered;
5. Free sample can be avaliable.

Humidity Indicator Cards is a card with a circle point that can change the color. The user can easily identify the humidity and desiccant usage conditions of the sealed space. When the color varies with the changes of humidity, it indicates whether that packaging container humidity has reached to an extent of damage or failure.

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Packaging & Shipping 

1.Established in 1998, CHUNWANG Group is a set of R&D,production and marketing enterprise.

2.Product: Silica gel bag, Silica gel canister, Container desiccant,  Montmorillonite Clay Desiccant

               Humidity Indicator Cards , Oxygen absorber, Calcium chloride Pouch, etc.

3.Factory premises : more than 12000 Square meters

4.Successfully become Public company in 2015.

5.Certificate: SGS ,RoHs, REACH, MSDS, ISO9001: 2008 , ISO14001:2004 etc.

6.  Mergered 3 desiccant company and desiccant paper material factory in May 2016.

Our Services 
Why choose Chunwang

 1.We can do the designs according to the customers'requirement.

 2.We can do our best to find the best possible solutions for customers.

 3.We can offer you the high quality & reasonable price.

 4.We can offer BSCI ,RoHs, MSDS, ISO9001: 2008 , ISO14001:2004 etc.

 5.We have strong professinal design team and sales team

 6. Promptly delivery. OEM & ODM is welcome.

 7.We can offer your a good after-sell service