Detailed Product Description

cobalt-Free Humidity Indicator  card   Eu environmental regulations 67/548 / CEE has two as the second cobalt chloride carcinogens and banned, and all the export goods must comply with the laws and regulations. In view of this, the company has developed not cobaltiferous environmental humidity indicator CARDS, this product is traditional humidity indicator CARDS, the upgraded products adopt advanced technology, in addition to the traditional humidity indicator CARDS of cobalt. The humidity card, do not contain carcinogenic substance; environmental Easy to use, easy to observe the large scope, instructions, and reusable, via a calibrated sensitive instructions to higher sensitivity.