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Calcium Chloride Dihydrate Extra Pure
$ 18.00 Original price was: $ 18.00.$ 17.82Current price is: $ 17.82.
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Calcium Chloride Dihydrate Extra Pure is a high-purity, white crystalline compound with the chemical formula CaCl₂·2H₂O. It is highly soluble in water and hygroscopic, making it effective as a drying agent, desiccant, and moisture absorber. This extra pure grade is suitable for laboratory use, analytical applications, and precise chemical processes where high-quality reagents are essential. It is also used in buffer solutions, preparation of calcium salts, and various industrial and environmental applications requiring controlled calcium ion concentrations.
Categories: Analytical Reagents, Biochemical Reagents, microbiology-and-cell-culture-reagents, Solvents(lab), Specialty Laboratory Chemicals(Special Laboratory Equipment)
Tags: AnalyticalReagent, BiochemicalGrade, CaCl2Dihydrate, CalciumChloride, Desiccant, HygroscopicChemical, LabSalt, MicrobiologyReagent
Description
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Calcium Chloride Dihydrate Extra Pure
Primary Uses
- Drying Agent / Desiccant
- Used to absorb moisture from gases or organic solvents in drying tubes, desiccators, and sample preservation.
- Preferred in cases where mild hygroscopic action is required without strong exothermic reactions.
- Source of Calcium Ions in Reactions
- Provides Ca²⁺ ions in qualitative and quantitative chemical analysis, often in double displacement reactions, flame tests, or ionic precipitation studies.
- Electrolyte in Laboratory-Scale Experiments
- Utilized in electrochemical cells or conductivity studies where calcium ions are needed.
- Osmotic Agent in Molecular Biology
- Sometimes used in bacterial transformation protocols to increase cell membrane permeability in CaCl₂-competent cell preparation.
Secondary Uses
- Freezing Point Depression Studies
- Used in colligative property experiments to demonstrate depression of freezing point and understand solute effects in solutions.
- Heat Generation Demonstrations
- Dissolution in water is exothermic, useful for energy change (enthalpy) experiments or to demonstrate solvation heat release.
- Precipitation Reactions in Teaching Labs
- Reacted with sodium carbonate or oxalate to form precipitates (e.g., CaCO₃ or CaC₂O₄), common in qualitative analysis training.
Additional information
PACK SIZE |
500 grams Plastic Tin |
---|
KEY PRODUCT FEATURES
1. Basic Identification Attributes
- Chemical Name: Calcium Chloride Dihydrate
- Chemical Formula: CaCl₂·2H₂O
- CAS Number: 10035-04-8
- HS Code: 2827.20.00
- Grade: Extra Pure (Laboratory Grade)
- Synonyms: Calcium dichloride dihydrate, CaCl₂·2H₂O
2. Physical & Chemical Properties
- Appearance: White, crystalline solid or granules
- Odor: Odorless
- Molar Mass: 147.01 g/mol
- Melting Point: 176 °C (decomposes upon further heating)
- Solubility:
- Highly soluble in water
- Soluble in ethanol and methanol
- Density: ~1.85 g/cm³
- Hygroscopic: Yes – absorbs moisture from air rapidly
- Stability: Stable under recommended conditions
3. Safety & Hazard Attributes
- GHS Classification: Eye Irritation (Category 2A)
- Hazard Statements:
- H319: Causes serious eye irritation
- Precautionary Statements:
- Wear protective gloves/eye protection
- Wash hands thoroughly after handling
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
4. Storage & Handling Attributes
- Storage Conditions:
- Keep container tightly sealed
- Store in a cool, dry, well-ventilated place
- Use desiccators if long-term dryness is critical
- Packaging: HDPE containers, moisture-proof plastic bottles
- Handling Precautions:
- Avoid contact with eyes and prolonged skin exposure
- Use PPE in lab-scale handling
5. Regulatory & Compliance Attributes
- Transport Classification (UN): Not regulated
- Disposal:
- Dispose as non-hazardous inorganic waste
- Follow local environmental disposal guidelines
6. Environmental & Health Impact
- Toxicity:
- Low toxicity at lab-scale exposure levels
- May irritate skin and eyes in concentrated form
- Ecotoxicity:
- Can raise salinity in aquatic systems if released in large quantities
- Biodegradability: Not applicable – inorganic salt
SAFETY HANDLING PRECAUTIONS
SAFETY PRECAUTIONS
- Personal Protective Equipment (PPE):
- Wear safety goggles, gloves, lab coat, and dust mask if powder is handled.
- Handling:
- Avoid contact with skin, eyes, and clothing.
- Handle with care as it is hygroscopic (absorbs moisture).
- Do not breathe dust.
- Storage:
- Store in a tightly sealed container.
- Keep in a cool, dry, well-ventilated area away from incompatible materials like strong acids.
- Incompatibilities:
- Strong acids, borates, and silver salts.
FIRST AID MEASURES
- Inhalation:
- Move to fresh air.
- Seek medical attention if irritation persists.
- Skin Contact:
- Wash thoroughly with water and soap.
- Remove contaminated clothing.
- Eye Contact:
- Flush with plenty of water for at least 15 minutes.
- Seek medical help if irritation continues.
- Ingestion:
- Rinse mouth.
- Give water to dilute.
- Do not induce vomiting. Seek medical advice.
FIRE FIGHTING MEASURES
- Flammability:
- Not flammable.
- Extinguishing Media:
- Use suitable media for surrounding fire (e.g., water spray, dry chemical, foam).
- Hazardous Decomposition Products:
- May emit chloride fumes or calcium oxide at high temperatures.
- Firefighting Instructions:
- Wear protective equipment and SCBA in case of heavy smoke.
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