Calcium Chloride

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Product Description

Calcium chloride is a chemical compound with the formula CaCl₂. It is a salt that is highly soluble in water and is commonly used as a drying agent (desiccant), as an ice melt agent, and in various industrial applications. Calcium chloride is also used in food and beverage industries as a firming agent, in medicine for intravenous treatments, and in concrete mixes to accelerate the setting process. It is produced as a byproduct of the Solvay process or by the reaction of hydrochloric acid with calcium carbonate.

Calcium Chloride Properties:

1. Formula: CaCl₂

2. Molar mass: 110.98 g/mol

3. IUPAC ID: Calcium chloride

4. Melting point: 772 degree centigrade

5. Density: 2.15 g/cm³

6. Boiling point: 1,935 degree centigrade

7. Soluble in: Water, Acetic acid, Acetone

Calcium Chloride Applications:

1. Deicing and Anti-icing: One of the most well-known applications of calcium chloride is as a deicing and anti-icing agent for roads, sidewalks, parking lots, and runways. Its ability to lower the freezing point of water makes it effective for melting snow and ice, providing safer conditions during winter weather.

2. Dust Control: Calcium chloride is used to suppress dust on unpaved roads, construction sites, and mining operations. When applied to the surface, it absorbs moisture from the air and the ground, reducing dust formation by binding fine particles together.

3. Desiccation and Moisture Control: Due to its hygroscopic nature, calcium chloride is widely used as a desiccant for moisture-sensitive products and environments. It effectively removes moisture from air and gas streams, protecting goods such as electronics, pharmaceuticals, and chemicals from moisture damage.

4. Concrete Accelerator: In the construction industry, calcium chloride is used as a concrete accelerator to speed up the setting and curing of concrete mixtures. It helps to reduce the time required for concrete to achieve its desired strength, allowing for faster construction schedules.

5. Food and Beverage Processing: Calcium chloride serves as a firming agent in food processing, particularly in the production of canned vegetables, pickles, and tofu. It helps maintain the texture and firmness of these products during processing and storage.

6. Water Treatment: Calcium chloride is used in water treatment processes to adjust the hardness level of water by precipitating calcium carbonate and magnesium hydroxide. It can also be used for pH adjustment and as a coagulant in wastewater treatment plants.

7. Oil and Gas Industry: In the oil and gas industry, calcium chloride is used as a drilling fluid additive to control the rheology of drilling muds, inhibit clay swelling, and increase the density of drilling fluids. It also helps prevent formation damage and stabilizes boreholes.

8. Refrigeration and Cooling: Calcium chloride brine solutions are employed as secondary refrigerants for low-temperature refrigeration systems and in cooling applications where precise temperature control is required, such as in food processing, breweries, and chemical manufacturing.

9. Soil Stabilization: Calcium chloride can be applied to unpaved roads and construction sites to stabilize soil and improve load-bearing capacity. It helps reduce soil erosion, improve compaction, and enhance the overall stability of the surface.