Calcium Chloride Dihydrate
Calcium chloride dihydrate, often referred to as simply calcium chloride (CaCl2·2H2O), is a chemical compound that consists of calcium ions (Ca2+) and chloride ions (Cl-) combined with two molecules of water (H2O) per calcium chloride molecule. It is a white, crystalline solid at room temperature and is highly soluble in water.
Description
Calcium chloride dihydrate, often referred to as simply calcium chloride (CaCl2·2H2O), is a chemical compound that consists of calcium ions (Ca2+) and chloride ions (Cl-) combined with two molecules of water (H2O) per calcium chloride molecule. It is a white, crystalline solid at room temperature and is highly soluble in water.
Product Name | Calcium Chloride Dihydrate |
Catalogue No. | PU22000016 |
CAS No. | 10035-04-8 |
Molecular Formula | CaCl2.2H2O |
Molecular Weight | 147.01 g/mol |
Grade | PUURETA (Pure) |
HS Code | 28273100 |
Categories | Lab Chemicals, Water treatments |
EC Number | 233-140-8 |
Synonyms | Calcium chloride dihydrate |
Parameter | Specification |
Appearance | A White, crystalline powder or fragments or granules; odourless; hygroscopic. |
Solubility | soluble in water and, freely soluble in boiling water |
Assay (Min.) | 97.0000% |
Free Acid (Max.) | 0.0050% |
Free Alkali (Max.) | 0.0050% |
Sulphate (Max.) | 0.0300% |
Lead (Max.) | 0.0010% |
Iron (Max.) | 0.0200% |
Calcium chloride dihydrate, often referred to as simply calcium chloride (CaCl2·2H2O), is a chemical compound that consists of calcium ions (Ca2+) and chloride ions (Cl-) combined with two molecules of water (H2O) per calcium chloride molecule. It is a white, crystalline solid at room temperature and is highly soluble in water.
Product Name | Calcium Chloride Dihydrate |
Catalogue No. | PL22000016 |
CAS No. | 10035-04-8 |
Molecular Formula | CaCl2.2H2O |
Molecular Weight | 147.01 g/mol |
Grade | PLURAATA (Extra Pure) |
HS Code | 28273100 |
Categories | Lab Chemicals, Water treatments |
EC Number | 233-140-8 |
Synonyms | Calcium chloride dihydrate |
Appearance | A White, crystalline powder or fragments or granules; odourless; hygroscopic. |
Solubility | soluble in water and, freely soluble in boiling water |
Assay (Min.) | 99.0000% |
Arsenic (Max.) | 0.0003% |
Aluminium (Max.) | 0.0001% |
Barium (Max.) | 0.0005% |
Heavy metals (Max.) | 0.0010% |
Iron (Max.) | 0.0020% |
Magnesium and Alkali salts (Max.) | 1.00% |
Sulfates (Max.) | 0.0300% |
Lead (Max.) | 0.0005% |
Chemical Properties: Calcium chloride dihydrate is a hygroscopic compound, which means it readily absorbs moisture from the surrounding environment. It has a strong affinity for water, and when exposed to air, it can become damp or dissolve as it absorbs water vapor. De-icing and Snow
Removal: One of the most common uses of calcium chloride dihydrate is in de-icing and snow removal. It is applied to roads, sidewalks, and parking lots to melt ice and snow. Calcium chloride has a lower freezing point compared to water, so it can work effectively at lower temperatures, even below freezing.
Dust Control: Calcium chloride is used as a dust suppressant on unpaved roads and construction sites. When applied, it attracts and retains moisture from the air, preventing dust particles from becoming airborne. Concrete Accelerator: In the construction industry, calcium chloride dihydrate is used as a concrete accelerator. It speeds up the setting and curing of concrete, making it ideal for cold weather construction.
Brine Solution: Calcium chloride solutions, made by dissolving calcium chloride dihydrate in water, are used as brine solutions for various applications, including refrigeration, heat transfer fluids, and as a drilling fluid in the oil and gas industry.
Desiccant: Calcium chloride dihydrate is used as a desiccant or drying agent to remove moisture from the air in humid environments or to protect sensitive materials from moisture damage during storage and transportation.
Food Additive: In the food industry, calcium chloride (E509) is used as a food additive to adjust the firmness and texture of certain food products. It is commonly used in the production of canned vegetables and tofu.
Wastewater Treatment: Calcium chloride can be used in wastewater treatment processes to remove impurities, improve coagulation and flocculation, and adjust pH levels.