Calcium Chloride Dihydrate
$ 5.70 Original price was: $ 5.70.$ 5.59Current price is: $ 5.59.
Calcium Chloride Dihydrate (CaCl₂·2H₂O) is a hydrated form of calcium chloride, appearing as white crystalline granules or flakes containing two molecules of water of crystallization. It is highly soluble in water and exhibits strong hygroscopic and deliquescent properties. This compound is widely used in industrial, pharmaceutical, food, and agricultural sectors due to its moisture absorption, de-icing, dust control, and calcium supplementation capabilities. Compared to anhydrous calcium chloride, the dihydrate form has lower hygroscopicity but is easier to handle and store.
Calcium Chloride Dihydrate
Primary Uses
- Industrial Applications
- Used as a drying agent and desiccant in various chemical and industrial processes.
- Employed in concrete admixtures to accelerate setting time and improve early strength.
- Applied in dust suppression and soil stabilization on unpaved roads and construction sites.
- Utilized in refrigeration brines and cooling systems for heat transfer and freeze protection.
- Food Industry
- Acts as a firming agent in canned vegetables, tofu production, and cheese making.
- Used as a food additive (E509) for calcium supplementation and texture improvement.
- Pharmaceutical and Medical
- Used in electrolyte replenishment solutions for calcium supplementation.
- Incorporated in pharmaceutical formulations requiring calcium ions.
- Agriculture & Environmental
- Used for soil amendment and calcium supplementation to correct soil deficiencies.
- Applied in water treatment to reduce hardness and remove impurities.
Secondary Uses
- Water Treatment
- Used to remove carbonate hardness and precipitate impurities.
- Textile Industry
- Functions in dye fixing and fabric processing.
- Aquaculture
- Maintains calcium ion concentration essential for aquatic organisms.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Calcium chloride dihydrate
- Common/Trade Name: Calcium Chloride Dihydrate
- CAS Number: 10035-04-8
- HS Code: 2827.10.00
- Molecular Formula: CaCl₂·2H₂O
- Synonyms:
- Calcium dichloride dihydrate
- Calcium chloride hydrate
- CaCl₂·2H₂O
- Calcium chloride (2-water)
2. Physical & Chemical Properties
- Physical State: White crystalline granules or flakes
- Color & Odor: White; odorless
- Melting Point: Approximately 176°C (decomposes, loses water)
- Boiling Point: Decomposes before boiling
- Density: Approx. 1.85 g/cm³
- Solubility: Highly soluble in water (~74.5 g/100 mL at 20°C); insoluble in alcohol
- Hygroscopicity: Hygroscopic, but less so than anhydrous calcium chloride
- pH: Neutral to slightly alkaline in aqueous solution (~8–9)
- Stability: Stable under normal conditions; sensitive to moisture and heat
3. Safety & Hazard Attributes
- Hazard Class (GHS): Skin corrosive (Category 1B), Serious eye damage (Category 1)
- NFPA Ratings:
- Health: 2
- Flammability: 0
- Reactivity: 1
- Exposure Limits: OSHA PEL: 5 mg/m³ (respirable dust)
- Toxicity: Moderate; may cause irritation to eyes, skin, and respiratory tract
- Reactivity: Reacts exothermically with water; avoid strong oxidizers
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated place, away from moisture and incompatible substances
- Container Type: Airtight polyethylene bags, drums, or sealed containers
- Shelf Life: Indefinite if properly stored
- Special Handling: Use PPE; avoid dust and moisture exposure
5. Regulatory & Compliance Attributes
- FDA Status: Generally recognized as safe (GRAS) for food use; regulated in pharmaceuticals
- Transportation: Classified as corrosive; comply with local transport regulations
- Waste Disposal: Dispose as per local regulations; neutralize if necessary
6. Environmental & Health Impact
- Ecotoxicity: Low to moderate toxicity at high concentrations
- Persistence: Inorganic salt; persists in environment without biodegradation
- Bioaccumulation: Not expected to bioaccumulate
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
- Biodegradability: Not biodegradable
Safety Handling Precautions
Personal Protective Equipment (PPE):
- Gloves (chemical resistant)
- Safety goggles or face shield
- Dust mask or respirator (if dust is present)
- Protective clothing
Handling Measures:
- Avoid inhalation, skin, and eye contact
- Handle in well-ventilated areas
- Control dust generation
Storage Measures:
- Keep container tightly closed
- Protect from moisture and direct sunlight
Hygiene Practices:
- Wash hands thoroughly after handling
- Avoid eating, drinking, or smoking while handling
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if symptoms persist
- Skin Contact: Wash thoroughly with soap and water; seek medical care if irritation develops
- Eye Contact: Rinse immediately with water for at least 15 minutes; seek urgent medical attention
- Ingestion: Rinse mouth; do not induce vomiting; seek immediate medical assistance
Firefighting Measures
- Fire Hazards: Non-flammable but may release heat when reacting with water
- Extinguishing Media: Use water spray, foam, dry chemical, or CO₂ to control surrounding fire
- Special Precautions: Firefighters should wear full protective gear and SCBA if necessary
- Decomposition Products: May release chlorine and calcium oxide fumes under high heat
Related products
Aluminium Sulphate Alum Rock
Aluminium Sulphate Alum Rock, commonly referred to as simply Aluminum Sulphate or Alum Rock, is a white crystalline solid widely used across various industries. It is primarily known for its strong coagulating properties, making it essential in water purification, wastewater treatment, and paper manufacturing. When dissolved in water, it reacts to form aluminum hydroxide, which binds with impurities and suspended particles, facilitating their removal. In addition, alum rock finds applications in dyeing, tanning, and as a mordant in textile industries. It has astringent and antiseptic properties, making it useful in cosmetics and personal care products such as deodorants and styptic pencils. Its cost-effectiveness and multifunctionality make it a staple chemical in environmental, industrial, and consumer sectors.
Anion
Anions are negatively charged ions formed when an atom or molecule gains one or more electrons. They play vital roles in chemistry, biology, and industrial processes. Anions are key participants in ionic bonding, acid-base chemistry, and electrochemical reactions. Common anions include chloride (Cl⁻), sulfate (SO₄²⁻), nitrate (NO₃⁻), and phosphate (PO₄³⁻). Their behavior and interaction affect processes ranging from water treatment and agriculture to physiological functions and battery technology.
Carbocisteine AJI 92
Carbocisteine AJI 92 is a high-purity pharmaceutical-grade amino acid derivative, chemically known as S-carboxymethyl-L-cysteine. It is a white to off-white crystalline powder with a slightly sulfurous odor and is freely soluble in water. Carbocisteine functions primarily as a mucolytic agent—reducing the viscosity of mucus and promoting expectoration in respiratory tract infections. The "AJI 92" specification refers to its compliance with the purity standards established by Ajinomoto's amino acid quality benchmarks, ensuring it meets stringent pharmaceutical-grade quality control for active pharmaceutical ingredients (APIs). It is widely used in oral syrups, tablets, and granules in both human and veterinary medicine.
Cetirizine Dihydrochloride
Cetirizine Dihydrochloride is a second-generation antihistamine widely used to relieve allergy symptoms such as hay fever, urticaria (hives), and other allergic conditions. It is the dihydrochloride salt form of cetirizine, presenting as a white to off-white crystalline powder that is odorless or nearly odorless and slightly bitter in taste. Cetirizine Dihydrochloride acts as a selective antagonist of peripheral H1 histamine receptors, preventing the effects of histamine and thereby reducing allergic symptoms without causing significant sedation. It is a commonly prescribed active pharmaceutical ingredient (API) in oral tablets, syrups, and capsules.
Ferric Chloride Anhydrous
Ferric Chloride Anhydrous (FeCl₃) is a dark brown to black crystalline solid with a metallic luster. It is a highly corrosive, hygroscopic inorganic salt widely used as a chemical reagent, catalyst, and coagulant. In its anhydrous form, ferric chloride is free of water and has a high purity of approximately 98%. It readily dissolves in water, releasing heat and producing acidic solutions. Ferric chloride is valued for its strong Lewis acid properties, making it effective in a variety of industrial, laboratory, and environmental applications. It is commonly supplied as a solid crystalline powder or lumps and should be handled with care due to its corrosive nature.
Poly Aluminum Chloride (PAC)
Poly Aluminum Chloride (PAC) is an inorganic polymer coagulant used extensively for water treatment and purification. It is a highly efficient flocculating agent, derived from aluminum salts and partially neutralized with chloride, forming polymerized aluminum complexes. PAC is preferred over traditional alum for its rapid floc formation, broader pH range, and lower sludge production. Available in both liquid and powder forms, it is widely applied in municipal, industrial, and commercial sectors for clarification, separation, and purification processes.
Potassium Citrate
Potassium Citrate is a potassium salt of citric acid, appearing as a white, crystalline, water-soluble powder. It is widely used in food, pharmaceutical, agricultural, and industrial applications due to its buffering, alkalizing, and sequestrant properties. Potassium Citrate helps regulate acidity and provides potassium ions critical for various biochemical and physiological functions.
Potassium Metabisulphite Food Grade
Potassium Metabisulphite Food Grade is a white crystalline powder with strong antioxidant and preservative properties. It is widely used in the food and beverage industry as a disinfectant, antioxidant, and preservative to prevent spoilage and microbial growth. It also acts as a bleaching agent and sulfur dioxide (SO₂) source. This compound is critical in winemaking, brewing, and food processing to maintain product quality and extend shelf life.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders