Why Calcium Chloride Can be Used as Desiccant

- Dec 09, 2019-

Calcium chloride has the physical properties of high solubility, high heat of dissolution, and strong hygroscopicity. Haizhiyuan believes that it can not only combine crystal water, but also absorb a large amount of water. Therefore, the raw material of calcium chloride desiccant is made of calcium chloride.


The main raw material of calcium chloride desiccant is calcium chloride, which is made of high-quality calcium carbonate and hydrochloric acid through reaction synthesis, filtration, evaporation, concentration, and drying. Calcium chloride desiccant has the functions of static dehumidification and odor removal. Not only fast adsorption speed, high adsorption capacity (moisture absorption rate can reach more than 300% of its own weight), and non-toxic, odorless, non-contact corrosive, no environmental pollution, especially harmless to the human body, widely used in oil seals, optical medical, Health food and military products.


Application range: used for the production of soda ash, granular anhydrous calcium chloride is often used as a desiccant to fill the drying tube, and the giant algae (or seaweed ash) dried with calcium chloride can be used for the production of soda ash. For household dehumidifiers: Some household dehumidifiers, such as DampRid, use calcium chloride to absorb moisture from the air. Desiccant or dehydrating agent for gas and organic liquids: Calcium chloride can also be used as a desiccant or dehydrating agent for gas and organic liquids. Because calcium chloride is neutral, it can dry acidic or alkaline gases and organic liquids. It can also be used to make small amounts of gases such as nitrogen, oxygen, hydrogen, hydrogen chloride, sulfur dioxide, carbon dioxide, nitrogen dioxide, etc. in the laboratory. These produced gases are dried. For bandaging first aid: Anhydrous calcium chloride has been approved by the FDA for bandaging first aid as a water absorbent, and its role is to ensure that the wound is dry.


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