Calcium Chloride-The Versatile Industrial Workhorse
Calcium Chloride: The Multi-Industrial Solution for Modern Applications
Calcium chloride (CaCl₂) stands as one of the most versatile and widely used industrial chemicals globally. From deicing roads to enhancing food quality, this inorganic salt demonstrates remarkable utility across numerous sectors. Its unique hygroscopic properties, high solubility, and exothermic dissolution make it indispensable in modern industrial applications.
Chemical Profile
Formula: CaCl₂ | Molar Mass: 110.98 g/mol | Appearance: White crystalline solid | Density: 2.15 g/cm³ | Melting Point: 772°C | Boiling Point: 1,935°C
Versatility Defined: Calcium chloride is available in various forms including anhydrous pellets, dihydrate flakes, and liquid solutions with concentrations ranging from 30% to 45%. Each form offers specific advantages for different industrial applications.
Properties & Characteristics
- Highly Hygroscopic: Absorbs moisture from the atmosphere efficiently, making it an excellent desiccant
- Exothermic Dissolution: Releases significant heat when dissolved in water (-81.3 kJ/mol)
- High Solubility: Extremely soluble in water (74.5 g/100mL at 20°C)
- Freezing Point Depression: Lowers the freezing point of water significantly, effective for deicing
- Deliquescent Nature: Absorbs enough moisture to dissolve in its own water of hydration
- pH: Aqueous solutions are slightly basic (pH 8-9)
- Reactivity: Reacts with carbonates to form calcium carbonate precipitate
- Compatibility: Generally compatible with most materials except strong acids and certain metals
- Thermal Stability: Stable under normal conditions, decomposes at high temperatures
- Environmental Impact: Readily biodegradable with low environmental persistence
Effective road deicer that works at extremely low temperatures (-20°F/-29°C). Also controls dust on unpaved roads by absorbing moisture.
Food additive (E509) used as firming agent, preservative, and electrolyte replenisher in sports drinks and bottled water.
Accelerates concrete setting time, especially beneficial in cold weather conditions. Typical dosage: 1-2% by cement weight.
Superior desiccant for gases and organic liquids. Used in drying tubes and desiccators in laboratories and industrial processes.
Used in drilling fluids to control shale swelling and as workover/completion fluid to control formation pressure.
Calcium source in medications, used in IV solutions, and as a processing aid in tablet manufacturing.
Grades & Specifications
- Purity: 94-97% CaCl₂
- Appearance: White flakes or pellets
- Calcium Chloride Content: Min. 94%
- Alkalinity: Max. 0.2% as Ca(OH)₂
- Magnesium & Alkali Salts: Max. 1%
- Water Insolubles: Max. 0.5%
- Applications: Deicing, dust control, industrial processes
- Purity: 99-100% CaCl₂
- Appearance: White crystalline powder
- Assay: 99.0-100.5%
- pH (5% solution): 7.2-8.5
- Heavy Metals: Max. 10 ppm
- Arsenic: Max. 3 ppm
- Lead: Max. 2 ppm
- Applications: Food additives, pharmaceuticals, dietary supplements
Handling & Safety Information
- Eye Contact: Causes serious eye irritation. Use safety goggles
- Skin Contact: May cause skin irritation. Wear protective gloves
- Inhalation: May cause respiratory irritation. Use in well-ventilated areas
- Ingestion: Harmful if swallowed in large quantities
- First Aid: Flush affected areas with plenty of water
- Storage: Keep in tightly closed containers in cool, dry place
- DOT Classification: Not regulated as hazardous material
- EPA Status: Generally recognized as safe (GRAS) for many applications
- FDA Approval: Approved as direct food additive (21 CFR 184.1193)
- EU Classification: E509 food additive approved in European Union
- Biodegradability: Readily biodegradable in aquatic environments
- Ecotoxicity: Low to moderate toxicity to aquatic organisms
Premium Calcium Chloride from RUI ZELIN
As a leading supplier of industrial chemicals, RUI ZELIN provides high-quality Calcium Chloride in various grades and forms to meet diverse industrial requirements.
94-97% purity, ideal for deicing, dust control, and industrial drying applications
77-80% CaCl₂, perfect for concrete acceleration and temperature control applications
30-45% concentrations, ready-to-use for various industrial and commercial applications
99%+ purity, meeting FCC and USP specifications for sensitive applications
Contact us today for technical specifications, competitive pricing, and bulk order discounts!
Key Advantages of RUI ZELIN Calcium Chloride
- Multiple grades available for diverse industrial applications
- Consistent quality with comprehensive quality control
- Competitive pricing with bulk order discounts
- Flexible packaging options (25kg bags, 1-ton bags, bulk shipments)
- Technical support and application guidance available
- Global shipping with reliable delivery timelines
Calcium chloride continues to be an essential chemical across multiple industries due to its unique properties and versatility. From keeping roads safe in winter to enhancing food products and accelerating construction projects, its applications are virtually limitless. As industries evolve and new applications emerge, calcium chloride remains a reliable and cost-effective solution for countless challenges.
