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Sodium Acetate Trihydrate Extra Pure
Original price was: $ 19.00.$ 18.87Current price is: $ 18.87.
Sodium Acetate Trihydrate Extra Pure is a white crystalline solid with the formula C₂H₃NaO₂·3H₂O. It serves primarily as a buffering agent in laboratory and biochemical applications and is widely used in food as a preservative and flavor enhancer (E262). This compound is essential in molecular biology for protein and nucleic acid precipitation and serves as a stabilizer in pharmaceutical and cosmetic formulations. It should be stored dry and handled with proper protective equipment due to its mildly irritating nature.
Sodium Acetate Trihydrate Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
- Used as a buffering agent in biochemical and molecular biology experiments.
- Acts as a reagent in preparation of buffer solutions and pH adjustment.
- Employed in protein precipitation and nucleic acid isolation procedures.
- Food Industry:
- Used as a food preservative and flavoring agent (E262) to enhance taste and shelf life.
- Functions as a buffering agent to maintain pH in food products.
- Pharmaceutical & Cosmetic Industry:
- Used in topical pharmaceutical preparations for pH control.
- Acts as a stabilizer in cosmetics and personal care formulations.
SECONDARY USES
- Textile Industry:
- Used in dyeing processes as a buffering and fixing agent.
- Chemical Manufacturing:
- Serves as a raw material in the production of other chemicals such as dyes, pigments, and pharmaceuticals.
1. Basic Identification Attributes
- Chemical Name: Sodium Acetate Trihydrate
- CAS Number: 6131-90-4
- HS Code: 2915.41.00
- Molecular Formula: C₂H₃NaO₂·3H₂O
- Synonyms:
- Sodium acetate trihydrate
- Acetic acid sodium salt trihydrate
- Trihydrate sodium acetate
2. Physical & Chemical Properties
- Physical State: Crystalline solid (triangular or needle-like crystals)
- Color & Odor: White, odorless to slight vinegar smell
- Melting Point: 58 °C (loses water of crystallization)
- Density/Specific Gravity: Approximately 1.45 g/cm³
- Solubility:
- Soluble in water (76.8 g/100 mL at 20 °C)
- Insoluble in ethanol and ether
- pH Level: Slightly alkaline to neutral in aqueous solution (pH ~7-8)
- Vapor Pressure & Volatility: Not volatile
- Flash Point: Not applicable (non-flammable)
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Generally regarded as safe (GRAS)
- May cause mild eye or skin irritation on contact
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No specific OSHA PEL or ACGIH TLV established
- Reactivity:
- Stable under normal conditions
- Non-reactive with most chemicals
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a cool, dry, well-ventilated area
- Keep container tightly closed to prevent moisture absorption
- Incompatible Materials:
- Strong oxidizing agents
- Strong acids
- Container Type:
- Plastic or glass containers, sealed metal drums
- Shelf Life & Expiration Date:
- Stable for several years if kept dry and sealed
- Special Handling Requirements:
- Use gloves and safety goggles
- Avoid inhalation of dust and prolonged skin contact
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Approved for food use (E262)
- Listed under REACH, OSHA, and EPA inventories
- Transportation Restrictions:
- Not classified as hazardous for transport
- Waste Disposal Method:
- Dispose in accordance with local environmental regulations
- Non-hazardous waste classification
6. Environmental & Health Impact
- Ecotoxicity:
- Low toxicity to aquatic organisms
- Persistence in Environment:
- Biodegradable and readily soluble in water
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Biodegradable, environmentally friendly
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear chemical-resistant gloves.
- Use safety goggles or face shield to prevent eye contact.
- Wear protective clothing.
- Use dust mask or respirator if dust is generated.
Handling:
- Handle in a well-ventilated area.
- Avoid contact with skin, eyes, and clothing.
- Do not breathe dust.
- Wash hands thoroughly after handling.
Storage:
- Store in a tightly sealed container.
- Keep in a cool, dry, well-ventilated place.
- Protect from incompatible materials.
FIRST AID MEASURES
Inhalation:
- Move to fresh air immediately.
- Seek medical attention if breathing difficulty occurs.
Skin Contact:
- Wash thoroughly with soap and water.
- Remove contaminated clothing.
- Seek medical advice if irritation occurs.
Eye Contact:
- Rinse immediately with plenty of water for at least 15 minutes.
- Keep eyelids open during rinsing.
- Seek medical attention promptly.
Ingestion:
- Rinse mouth with water.
- Do not induce vomiting unless advised by medical personnel.
- Seek medical attention if symptoms appear.
FIRE FIGHTING MEASURES
Flammability:
- Non-flammable solid.
Extinguishing Media:
- Use water spray, dry chemical, CO₂, or foam.
Hazardous Combustion Products:
- May produce carbon monoxide and carbon dioxide if burned.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
- Avoid inhaling combustion products.
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