We unleash your business potential by maximize the business innovation.
Send EmailCalcium Chloride, Calcium Dichloride, Calcium Chloride Hydrate, 10043-52-4, 22691-02-7, 10035-04-8, 25094-02-4, 7774-34-7
CALCIUM CHLORIDE – KALSIYUM KLORÜR
CAS Number: 10043-52-4 (Anhydrous), 22691-02-7 (Monohydrate), 10035-04-8 (Dihydrate), 25094-02-4 (Tetrahydroate), 7774-34-7 (Hexahydrate)
EC Number (EINECS): 233-140-8 (Anhydrous)
Molecular Formula: CaCl₂ (Anhydrous), CaCl₂·H₂O (Monohydrate), CaCl₂·2H₂O (Dihydrate), CaCl₂·6H₂O (Hexahydrate)
Molecular Weight: 110.98 g/mol (Anhydrous), 128.99 g/mol (Monohydrate), 147.01 g/mol (Dihydrate), 219.08 g/mol (Hexahydrate)
E Number: E509
SECTION 1: CHEMICAL IDENTITY AND DEFINITION
| Parameter | Information |
|---|---|
| Chemical Name (IUPAC) | Calcium chloride |
| Other Names | Calcium Chloride, Calcium Dichloride, Calcium Chloride Hydrate |
| Chemical Formula (Anhydrous) | CaCl₂ |
| Chemical Formula (Hexahydrate) | CaCl₂·6H₂O |
| Molecular Weight (Anhydrous) | 110.98 g/mol |
| Molecular Weight (Hexahydrate) | 219.08 g/mol |
| CAS Number (Anhydrous) | 10043-52-4 |
| CAS Number (Monohydrate) | 22691-02-7 |
| CAS Number (Dihydrate) | 10035-04-8 |
| CAS Number (Tetrahydroate) | 25094-02-4 |
| CAS Number (Hexahydrate) | 7774-34-7 |
| EC Number (EINECS) | 233-140-8 |
| E Number | E509 (Food additive) |
| Chemical Class | Inorganic calcium salt (chloride) |
| Appearance | White, crystalline powder, flakes or granules |
| Odor | Odorless |
| Physical State (20°C) | Solid (powder, flakes or granules) |
| Hygroscopicity | Highly hygroscopic (absorbs moisture) |
SECTION 2: FORMS OF CALCIUM CHLORIDE
| Form | CAS Number | Formula | Molecular Weight | Description |
|---|---|---|---|---|
| Anhydrous | 10043-52-4 | CaCl₂ | 110.98 g/mol | Most hygroscopic; used as industrial desiccant |
| Monohydrate | 22691-02-7 | CaCl₂·H₂O | 128.99 g/mol | Used in specialty chemical synthesis |
| Dihydrate | 10035-04-8 | CaCl₂·2H₂O | 147.01 g/mol | Food additive, pharmaceutical, animal feed |
| Tetrahydroate | 25094-02-4 | CaCl₂·4H₂O | 182.99 g/mol | Specialty chemical applications |
| Hexahydrate | 7774-34-7 | CaCl₂·6H₂O | 219.08 g/mol | Agriculture, food, pharmaceutical, cooling baths |
SECTION 3: PHYSICAL PROPERTIES
| Property | Anhydrous (10043-52-4) | Hexahydrate (7774-34-7) |
|---|---|---|
| Appearance | White, hygroscopic crystals | White crystalline powder |
| Molecular Weight | 110.98 g/mol | 219.08 g/mol |
| Density (20°C) | 2.15 g/cm³ | 1.71 g/cm³ |
| Melting Point | 772 °C | 30 °C (loses water) |
| Boiling Point | ~1600 °C | 100 °C (loses water) |
| Solubility in Water (20°C) | Highly soluble (~745 g/L) | Highly soluble |
| Solubility in Ethanol | Soluble | Soluble |
| pH (5% solution) | 6.0 – 8.5 | 6.0 – 8.5 |
| Hygroscopicity | Very high | High |
SECTION 4: CHEMICAL PROPERTIES
| Property | Information |
|---|---|
| Chemical Formula (Anhydrous) | CaCl₂ |
| Chemical Formula (Hexahydrate) | CaCl₂·6H₂O |
| Molecular Weight (Anhydrous) | 110.98 g/mol |
| Chemical Class | Inorganic calcium salt (chloride) |
| Structure | Calcium ion and chloride anions |
| Calcium Content (Anhydrous) | ~36.1% |
| Calcium Content (Hexahydrate) | ~18.3% |
| pH (5% solution) | 6.0 – 8.5 |
| Stability | Stable under normal storage conditions |
| Hygroscopicity | Highly hygroscopic |
| Deliquescent | Deliquescent (absorbs moisture and dissolves) |
| Incompatible Materials | Strong acids, strong oxidizing agents |
SECTION 5: APPLICATION AREAS
5.1. Food Industry (E509)
| Application | Function |
|---|---|
| Food Additive | Firming agent, calcium source |
| Cheese Production | Coagulant (milk curdling) |
| Canned Vegetables | Firming agent (maintains crispness) |
| Pickles | Firming agent |
| Tofu Production | Coagulant |
| Dietary Supplements | Calcium source |
| Sports Drinks | Electrolyte source |
| Fruit Juices | Calcium fortification |
5.2. Industrial Applications
| Application | Function |
|---|---|
| Desiccant / Drying Agent | Dries gases and liquids |
| Road Deicing | Melts ice and snow |
| Dust Control | Reduces dust on unpaved roads |
| Concrete Accelerator | Speeds up concrete setting |
| Textile Industry | As auxiliary agent |
| Detergent Industry | As processing aid |
| Petroleum Industry | Drilling mud additive |
| Refrigeration/Cooling Baths | Mix with ice to achieve temperatures below -50°C |
5.3. Agricultural Applications
| Application | Function |
|---|---|
| Fertilizer | Calcium source for plants |
| Soil Conditioner | Improves soil structure |
| Animal Feed | Calcium supplementation |
| Silage Additive | Preserves animal feed |
5.4. Pharmaceutical Applications
| Application | Function |
|---|---|
| Calcium Supplements | Calcium source |
| Intravenous Solutions | Calcium replacement therapy |
| Drug Formulations | Excipient |
| Electrolyte Solutions | Electrolyte source |
SECTION 6: QUALITY SPECIFICATIONS (FOOD/PHARMACEUTICAL GRADE)
| Parameter | Specification (USP / Ph. Eur. / FCC) |
|---|---|
| Appearance | White, crystalline powder or flakes |
| Identification | Positive (Calcium and Chloride tests) |
| Assay (CaCl₂·2H₂O) | 99.0 – 103.0% |
| Assay (CaCl₂) | 93.0 – 100.5% |
| pH (5% solution) | 6.0 – 8.5 |
| Loss on Drying (Dihydrate) | 18.0 – 26.0% |
| Alkalinity | ≤ 0.05% (as Ca(OH)₂) |
| Chlorides | ≤ 0.01% |
| Sulfates (SO₄) | ≤ 0.02% |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Lead (Pb) | ≤ 2 ppm |
| Arsenic (As) | ≤ 3 ppm |
| Mercury (Hg) | ≤ 1 ppm |
| Barium (Ba) | ≤ 0.01% |
| Iron (Fe) | ≤ 0.001% |
| Magnesium (Mg) | ≤ 0.5% |
| Water Insoluble | ≤ 0.1% |
SECTION 7: MICROBIOLOGICAL SPECIFICATIONS
| Parameter | Specification |
|---|---|
| Total Aerobic Mesophilic Bacteria | ≤ 1,000 CFU/g |
| Yeast and Mold | ≤ 100 CFU/g |
| Salmonella spp. | Negative in 25g |
| Escherichia coli | Negative in 10g |
SECTION 8: STORAGE AND SHELF LIFE
| Parameter | Information |
|---|---|
| Storage Conditions | Cool (15-25°C), dry, well-ventilated area |
| Container Requirements | Tightly closed, original packaging (very hygroscopic) |
| Protect From | Moisture (hygroscopic/deliquescent), strong acids, strong oxidizing agents |
| Shelf Life | 36-60 months (unopened original packaging) |
| Stability Note | Highly hygroscopic; absorbs moisture and dissolves; store in airtight containers |
SECTION 9: PACKAGING OPTIONS
| Packaging Type | Quantity | Material |
|---|---|---|
| PE-lined kraft paper bag | 25 kg | Kraft paper + PE |
| Plastic pail | 20-25 kg | HDPE |
| Fiber drum | 25-50 kg | HDPE + PE |
| Big-Bag | 500-1000 kg | Polypropylene (with PE liner) |
SECTION 10: SAFETY AND HEALTH INFORMATION
GHS Classification (Bulk Powder)
| Hazard Class | Category |
|---|---|
| Eye Irritation | Category 2A (H319) |
| Skin Irritation | Category 2 (H315) |
| Signal Word | Warning |
Hazard Statements (H-Codes)
| Code | Statement |
|---|---|
| H315 | Causes skin irritation |
| H319 | Causes serious eye irritation |
Precautionary Statements (P-Codes)
| Code | Statement |
|---|---|
| P261 | Avoid breathing dust |
| P280 | Wear protective gloves/eye protection |
| P302+P352 | IF ON SKIN: Wash with plenty of soap and water |
| P305+P351+P338 | IF IN EYES: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing |
SECTION 11: TOXICOLOGICAL INFORMATION
| Parameter | Value |
|---|---|
| Oral LD50 (Rat) | ~1,000 mg/kg |
| Skin Irritation | Irritant |
| Eye Irritation | Irritant |
| Carcinogenicity | Not classified |
| Mutagenicity | Negative in standard tests |
| FDA GRAS | 21 CFR 184.1193 |
SECTION 12: FIRST AID MEASURES
| Exposure Route | Action |
|---|---|
| Inhalation | Move to fresh air. If respiratory irritation persists, seek medical attention. |
| Skin Contact | Wash with plenty of soap and water. Remove contaminated clothing. |
| Eye Contact | Rinse immediately with plenty of water for at least 15 minutes. Seek medical attention. |
| Ingestion | Rinse mouth. Drink plenty of water. Seek medical attention. |
SECTION 13: REGULATORY STATUS
| Region / Authority | Status |
|---|---|
| European Union | Approved as E509 |
| USA (FDA) | GRAS (21 CFR 184.1193) |
| Turkey | Approved (Turkish Food Codex) |
| JECFA (FAO/WHO) | Approved; ADI: Not specified |
| Codex Alimentarius | Approved (INS 509) |
| USP | Monograph available |
| Ph. Eur. | Monograph available |
SECTION 14: TRANSPORT INFORMATION
| Parameter | Information |
|---|---|
| UN Number | Not regulated (not dangerous goods) |
| Hazard Class | Not applicable |
| Packing Group | Not applicable |
| ADR/RID | Not regulated |
| IMDG Code | Not regulated |
| IATA (Air) | Not regulated |
| Marine Pollutant | No |
SECTION 15: FIRE-FIGHTING MEASURES
| Parameter | Information |
|---|---|
| Fire Hazard | Non-combustible (inorganic salt) |
| Suitable Extinguishing Media | Water spray (mist), CO₂, dry chemical powder |
| Specific Hazards | When heated, emits chlorine gas |
| Decomposition Products | HCl, Cl₂, CaO |
| Protective Equipment | Self-contained breathing apparatus (SCBA), full protective clothing |
SECTION 16: ACCIDENTAL SPILLAGE AND CLEANUP
| Parameter | Information |
|---|---|
| Personal Protection | Nitrile gloves, protective goggles, dust mask (N95) |
| Cleaning Methods | Sweep or vacuum; avoid dust generation |
| Environmental Precautions | Prevent entry into drains, soil, and surface waters |
| Waste Disposal | According to local regulations; landfilling at licensed facilities |
SECTION 17: OTHER NAMES AND SYNONYMS
| Type | Name |
|---|---|
| Turkish Names | Kalsiyum Klorür, Kalsiyum Klorür Heksahidrat, Antarktisit |
| English Names | Calcium Chloride, Calcium Dichloride, Calcium Chloride Hydrate |
| Chemical Names | Calcium(II) Chloride, Dichlorocalcium Hydrate |
| E Number | E509 |
| CAS (Anhydrous) | 10043-52-4 |
| CAS (Monohydrate) | 22691-02-7 |
| CAS (Dihydrate) | 10035-04-8 |
| CAS (Hexahydrate) | 7774-34-7 |
| EC Number | 233-140-8 |
SECTION 18: SUMMARY AND CRITICAL NOTES
Product Summary
| Parameter | Value |
|---|---|
| Product | Calcium Chloride |
| CAS Number (Anhydrous) | 10043-52-4 |
| CAS Number (Hexahydrate) | 7774-34-7 |
| E Number | E509 |
| Appearance | White, crystalline powder or flakes |
| Molecular Weight | 110.98 g/mol (Anhydrous) |
| Primary Function | Desiccant, food additive, deicer |
| GRAS | Yes |
Critical Notes
-
Multiple Forms: Available as anhydrous (10043-52-4), monohydrate (22691-02-7), dihydrate (10035-04-8), and hexahydrate (7774-34-7).
-
Highly Hygroscopic: Anhydrous form is very hygroscopic and deliquescent; absorbs moisture and dissolves in it.
-
Desiccant: Anhydrous form used as industrial drying agent for gases and liquids.
-
Food Additive (E509): Used as firming agent and calcium source in food products.
-
Road Deicing: Widely used for melting ice and snow on roads.
-
Concrete Accelerator: Speeds up concrete setting time.
-
Cooling Baths: Hexahydrate mixed with ice achieves temperatures below -50°C.
-
Highly Soluble: All forms are highly soluble in water.
-
FDA GRAS: Approved as GRAS by FDA (21 CFR 184.1193).
-
Regulatory Status: Approved in EU (E509), FDA, JECFA, and Turkish Food Codex.
IMPORTANT DECLARATION: This Technical Data Sheet (TDS) is for informational purposes only and has been prepared based on available technical data. The user is responsible for determining the product's suitability for their specific application and for complying with all local, national, and international regulations. For complete safety, storage, use, transport, waste, and regulatory compliance information, refer to the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier.
