Sodium Bicarbonate Extra Pure
Sodium Bicarbonate Extra Pure is a high-purity, white crystalline powder known for its mild alkalinity, water solubility, and low toxicity. Commonly referred to as baking soda, it is widely used in laboratories for pH control, buffering, and neutralization, as well as in pharmaceuticals, cosmetics, and food industries as a leavening agent, antacid, and odor neutralizer. Due to its stability and safety profile, it is a versatile compound suitable for a wide range of industrial and research applications.
Sodium Bicarbonate Extra Pure
PRIMARY USES
Analytical Reagent & Laboratory Applications:
• Used as a mild alkaline buffer in titrations and pH control
• Employed in analytical chemistry for sample preparation and neutralization
• Commonly used to produce carbon dioxide in chemical experiments
Pharmaceutical & Cosmetic Industry:
• Acts as an antacid in pharmaceutical formulations for neutralizing stomach acid
• Used in personal care products like toothpaste, deodorants, and skin cleansers for its mild abrasiveness and odor-neutralizing properties
• Functions as a pH adjuster and gentle exfoliant in cosmetics
Food Industry:
• Widely used as a leavening agent (E500) in baking to produce carbon dioxide for dough rise
• Functions as an acidity regulator and stabilizer in various food products
• Helps reduce bitterness and enhances crispiness in certain processed foods
SECONDARY USES
Cleaning & Detergent Industry:
• Used as a deodorizer and mild abrasive in household and industrial cleaning products
• Acts as a pH buffer and water softener in detergent formulations
• Serves as a gentle scouring agent in powder cleansers
Textile Industry:
• Used in dyeing processes to adjust pH and promote color fixation
Fire Safety:
• Component in dry chemical fire extinguishers, especially for grease and electrical fires
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Basic Identification Attributes
• Chemical Name: Sodium Bicarbonate
• CAS Number: 144-55-8
• HS Code: 2836.30.00
• Molecular Formula: NaHCO₃
• Synonyms:
- Baking soda
- Sodium hydrogen carbonate
- Bicarbonate of soda
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Physical & Chemical Properties
Physical State: White crystalline powder or granules
• Color & Odor: White, odorless
• Melting Point: Decomposes at ~50 °C (releases CO₂)
• Density/Specific Gravity: Approximately 2.2 g/cm³
• Solubility:
- Soluble in water (~96 g/L at 20 °C)
- Insoluble in ethanol
• pH Level: Mildly alkaline (pH ~8.3 for 1% solution)
• Vapor Pressure & Volatility: Not volatile
• Flash Point: Not applicable
• Autoignition Temperature: Not applicable
• Viscosity: Not applicable
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Safety & Hazard Attributes
Hazard Class (GHS Classification):
- Generally regarded as safe (GRAS)
- May cause mild eye or skin irritation
• NFPA Ratings: - Health: 1
- Flammability: 0
- Reactivity: 0
• Exposure Limits: - No specific OSHA PEL or ACGIH TLV established
• Reactivity: - Reacts with acids to release CO₂
- Decomposes when heated above 50 °C
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Storage & Handling Attributes
Storage Conditions:
- Store in a cool, dry, and well-ventilated area
- Keep container tightly sealed
• Incompatible Materials: - Strong acids
- Moisture (hygroscopic to some extent)
• Container Type: - Plastic or polyethylene containers, sealed drums
• Shelf Life & Expiration Date: - Stable for several years if stored dry and sealed
• Special Handling Requirements: - Use gloves and goggles if handling in large amounts or dust form
- Minimize dust generation
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Regulatory & Compliance Attributes
Regulatory Status:
- Approved as a food additive (E500)
- Recognized by FCC, USP, FDA, and EFSA
- Listed in REACH, OSHA, and EPA inventories
• Transportation Restrictions: - Not classified as hazardous for transport
• Waste Disposal Method: - Dispose in accordance with local regulations
- Non-hazardous waste classification
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Environmental & Health Impact
Ecotoxicity:
- Low toxicity to aquatic organisms
• Persistence in Environment: - Readily neutralized and dissolved in water
• Carcinogenicity/Mutagenicity: - Not classified as carcinogenic or mutagenic
• Biodegradability: - Inorganic; not biodegradable but environmentally safe
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
• Wear gloves when handling large quantities
• Use safety goggles to protect eyes from dust
• Wear a lab coat or apron for added safety
• Use dust mask if dust levels are high
Handling:
• Handle in a well-ventilated area
• Avoid breathing dust
• Avoid contact with eyes and skin
• Wash hands after handling
Storage:
• Store in a dry, cool, sealed container
• Keep away from acids and moisture
• Protect from humidity and temperature extremes
FIRST AID MEASURES
Inhalation:
• Move to fresh air
• Seek medical attention if irritation or difficulty breathing occurs
Skin Contact:
• Wash skin thoroughly with soap and water
• Remove contaminated clothing
• Seek medical attention if irritation persists
Eye Contact:
• Rinse eyes thoroughly with water for at least 15 minutes
• Keep eyelids open during rinsing
• Seek medical attention if irritation continues
Ingestion:
• Rinse mouth with water
• Do not induce vomiting unless advised
• Seek medical attention if large quantities are ingested
FIRE FIGHTING MEASURES
Flammability:
• Non-flammable
Extinguishing Media:
• Use appropriate media for surrounding fire
• Product itself does not burn
Hazardous Combustion Products:
• May release sodium oxide or carbon dioxide if heated to decomposition
Firefighter Protection:
• Wear SCBA and full protective equipment in case of fire