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Sodium Benzoate Extra Pure
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Sodium Benzoate Extra Pure is a white crystalline powder used primarily as a food preservative (E211) and antimicrobial agent. It is widely applied in food, pharmaceutical, and cosmetic industries to prevent microbial growth and extend shelf life. Its stable and non-toxic nature makes it suitable for various laboratory and industrial applications. Proper storage and handling are recommended to maintain its purity and prevent irritation.
Description
Sodium Benzoate Extra Pure
PRIMARY USES
Analytical Reagent & Laboratory Applications:
- Used as a preservative in laboratory reagent preparations.
- Serves as a standard compound in analytical chemistry.
Food Industry:
- Widely used as a food preservative (E211) to inhibit microbial growth and extend shelf life.
- Functions as an antimicrobial agent in acidic foods and beverages.
Pharmaceutical & Cosmetic Industry:
- Used as a preservative in pharmaceuticals and personal care products.
- Helps maintain product stability by preventing microbial contamination.
SECONDARY USES
Chemical Manufacturing:
- Used as a precursor in the synthesis of other benzoate derivatives.
- Utilized in the formulation of corrosion inhibitors and plasticizers.
PRODUCT KEY FEATURES
-
Basic Identification Attributes
- Chemical Name: Sodium Benzoate
- CAS Number: 532-32-1
- HS Code: 2916.31.00
- Molecular Formula: C7H5NaO2
- Synonyms:
- Benzoic acid sodium salt
- Sodium benzoate preservative
-
Physical & Chemical Properties
- Physical State: White crystalline powder
- Color & Odor: White, odorless or faintly aromatic
- Melting Point: 300 °C (decomposes)
- Density/Specific Gravity: Approximately 1.44 g/cm³
- Solubility:
- Soluble in water (63.9 g/100 mL at 20 °C)
- Slightly soluble in ethanol
- pH Level: Slightly alkaline aqueous solution (pH ~8.5)
- Vapor Pressure & Volatility: Negligible vapor pressure
- Flash Point: Not applicable (non-flammable)
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable
-
Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Generally regarded as safe (GRAS)
- May cause mild skin or eye irritation
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No specific OSHA PEL or ACGIH TLV established
- Reactivity:
- Stable under normal conditions
- Avoid strong oxidizing agents
-
Storage & Handling Attributes
- Storage Conditions:
- Store in a cool, dry, well-ventilated area
- Keep container tightly closed to prevent moisture uptake
- Incompatible Materials:
- Strong oxidizers
- Strong acids
- Container Type:
- Plastic, glass, or metal containers
- Shelf Life & Expiration Date:
- Stable for several years if properly stored
- Special Handling Requirements:
- Use gloves and eye protection
- Avoid inhalation of dust and prolonged skin contact
-
Regulatory & Compliance Attributes
- Regulatory Status:
- Approved as a food additive (E211) by FDA and other authorities
- 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
-
Environmental & Health Impact
- Ecotoxicity:
- Low toxicity to aquatic organisms
- Persistence in Environment:
- Biodegradable under aerobic conditions
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Biodegradable, environmentally safe
SAFETY HANDLING PRECAUTIONS
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, COâ‚‚, or foam.
Hazardous Combustion Products:
- May produce carbon monoxide and carbon dioxide when burned.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
- Avoid inhaling combustion products.
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