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Sodium Hydrogen Carbonate Extra Pure
Original price was: $ 17.78.$ 17.65Current price is: $ 17.65.
Sodium Hydrogen Carbonate Extra Pure, commonly known as baking soda, is a white, odorless, water-soluble crystalline powder with the formula NaHCO₃. It is widely used in laboratory and industrial settings as a mild alkaline reagent and buffering agent. In the food industry, it serves as a leavening and acidity regulator agent, while in pharmaceuticals, it is used for antacid formulations. Its ability to neutralize acids and release carbon dioxide under heat makes it valuable in baking, water treatment, and cleaning applications. The Extra Pure grade guarantees high purity and suitability for analytical, pharmaceutical, and food-grade uses. It should be stored in dry, sealed containers to maintain quality and prevent caking.
Sodium Hydrogen Carbonate Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
Used as a primary standard and buffering agent in acid-base titrations
• Employed to maintain pH balance in biochemical and chemical experiments
• Acts as a mild alkaline reagent in laboratory processes - Food Industry:
Widely used as a leavening agent (E500) in baking and food preparation
• Serves as an acidity regulator and anti-caking agent in food products
• Helps maintain freshness and texture in baked goods - Pharmaceutical & Cosmetic Industry:
Used in antacid formulations to relieve indigestion and heartburn
• Incorporated in personal care products for pH adjustment and mild cleansing - Cleaning & Detergent Industry:
Functions as a mild abrasive and deodorizer in household and industrial cleaners
• Helps neutralize acidic residues and odors - Water Treatment:
Used to adjust pH and soften water by neutralizing acidity
SECONDARY USES
- Fire Suppression:
Acts as a component in some dry chemical fire extinguishers for small fires - Agricultural Applications:
Utilized to neutralize acidic soils and improve crop growth conditions
1. Basic Identification Attributes
- Chemical Name: Sodium Hydrogen Carbonate
• CAS Number: 144-55-8
• HS Code: 2836.20.00
• Molecular Formula: NaHCO₃
• Synonyms:
- Baking soda
- Sodium bicarbonate
- Bicarbonate of soda
2. Physical & Chemical Properties
Physical State: Solid (fine powder or crystalline)
• Color & Odor: White, odorless
• Melting Point: Decomposes at about 270 °C releasing CO₂
• Density: Approximately 2.20 g/cm³
• Solubility:
- Soluble in water (~96 g/L at 20 °C)
- Insoluble in ethanol
• pH Level: Mildly alkaline (pH ~8.3 in aqueous solution)
• Vapor Pressure: Negligible
• Flash Point: Not applicable (non-flammable)
3. Safety & Hazard Attributes
Hazard Class (GHS Classification):
- Generally regarded as safe; may cause mild irritation if inhaled in large amounts
• NFPA Ratings: - Health: 1
- Flammability: 0
- Reactivity: 0
• Exposure Limits: - No specific OSHA PEL or ACGIH TLV established
• Reactivity: - Stable under normal conditions
- Decomposes on heating releasing CO₂
4. Storage & Handling Attributes
Storage Conditions:
- Store in a dry, cool, well-ventilated place
- Keep container tightly closed to prevent moisture absorption
• Incompatible Materials: - Strong acids (react to release CO₂)
- Moisture (causes clumping)
• Container Type: - Plastic or sealed metal containers
• Shelf Life: - Stable for several years if kept dry
• Special Handling Requirements: - Avoid dust formation
- Use protective gloves and eye protection when handling large quantities
5. Regulatory & Compliance Attributes
Regulatory Status:
- Approved food additive (E500)
- Listed under REACH, FDA, and EPA regulations
• Transportation Restrictions: - Not classified as hazardous for transport
• Waste Disposal Method: - Dispose according to local regulations; non-hazardous waste
6. Environmental & Health Impact
Ecotoxicity:
- Low toxicity to aquatic organisms
• Persistence in Environment: - Readily dissolves and neutralizes acidic components in water
• Carcinogenicity/Mutagenicity: - Not classified as carcinogenic or mutagenic
• Biodegradability: - Inorganic; not biodegradable but environmentally benign
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
• Wear gloves to prevent prolonged skin contact
• Use safety goggles to avoid eye irritation
• Use dust mask if handling in dusty environments
Handling:
• Avoid inhalation of dust
• Handle in well-ventilated areas
• Wash hands thoroughly after use
Storage:
• Store in sealed containers away from moisture and acids
• Keep in a cool, dry place
FIRST AID MEASURES
Inhalation:
• Move affected person to fresh air
• Seek medical attention if breathing difficulties occur
Skin Contact:
• Wash with soap and water
• Remove contaminated clothing
• Seek medical advice if irritation develops
Eye Contact:
• Rinse immediately with plenty of water for at least 15 minutes
• Seek medical attention if irritation persists
Ingestion:
• Rinse mouth with water
• Seek medical advice if large amounts ingested or symptoms occur
FIRE FIGHTING MEASURES
Flammability:
• Non-flammable
Extinguishing Media:
• Use water spray, foam, dry chemical, or CO₂
Hazardous Combustion Products:
• Releases carbon dioxide upon decomposition
Firefighter Protection:
• Wear standard protective equipment including self-contained breathing apparatus if needed
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