Product Name | Sodium Bicarbonate (Baking Soda, Sodium Hydrogen Carbonate) |
CAS No. | 144-55-8 |
Molecular Formula | NaHCO₃ |
Molecular Weight | 84.01 |
Appearance | White crystalline powder or fine granules |
Main Grades | Food Grade: Purity 99.0%-100.5%, strict control of heavy metals and arsenic, used in food processing (baking, beverages, meat products). Industrial Grade: Purity 98%-99%, used in detergents, flue gas desulfurization, water treatment, rubber, leather. Feed Grade: Purity ≥99.0%, used as feed additive to improve animal digestion. Pharmaceutical Grade: Complies with USP/BP/EP standards, used as antacid and pharmaceutical excipient. |
Key Parameters | Total Alkalinity (as NaHCO₃) : ≥99.0% (Food/Pharma); ≥98.5% (Industrial Grade 1) Loss on Drying: ≤0.20% pH (1% solution) : ≤8.6 Chlorides (as Cl) : ≤0.40% Iron (Fe) : ≤0.002% Heavy Metals (as Pb) : ≤5 mg/kg (Food Grade) Arsenic (As) : ≤1 mg/kg (Food Grade) |
Physical Properties | White monoclinic crystalline powder or fine crystals, odorless, salty taste; density 2.20 g/cm³; thermal stability: decomposes from 50℃, fully decomposes at 270℃ into sodium carbonate, CO₂ and water; soluble in water (8.6g/100mL at 10℃, 9.6g/100mL at 20℃), solution slightly alkaline; insoluble in ethanol. |
Features | Non-toxic, safe, widely used; produces CO₂ upon heating for leavening; weakly alkaline, neutralizes acids; good solubility; low cost; compliant with multiple industry standards. |
Main Applications | Food Industry: Leavening agent (bread, cakes, biscuits), acidity regulator (beverages, dairy), baking powder component, meat tenderizer, fruit/vegetable color protector. Detergent Industry: Additive in laundry powder and cleaners for stain removal and improved cleaning. Pharmaceuticals: Antacid (neutralizes stomach acid), pharmaceutical excipient, effervescent tablet component. Feed Additive: Regulates rumen pH for ruminants, improves feed intake and digestion. Environmental Protection: Dry/wet flue gas desulfurization (SO₂ neutralization), acidic wastewater treatment. Fire Protection: Component of dry powder fire extinguishers. Others: Rubber blowing agent, leather neutralizing agent, textile assistant, industrial cleaner, swimming pool pH regulator, household cleaning (deodorizing, stain removal). |
Packaging | 25kg/50kg woven bags (PE liner), 1000kg jumbo bags; small packages (1kg, 5kg, 10kg) available for food grade; custom packaging upon request. |
Storage Conditions | Store in cool, dry, well-ventilated area; avoid high temperature and humidity; keep sealed to prevent moisture absorption; avoid mixing with acids and deliquescent materials. |
Shipping Requirements | Non-hazardous cargo, shipped as general cargo; protect from moisture, sunlight, and rain; handle with care. |
Quality Standards | Food Grade: GB 1886.2-2015; Industrial Grade: GB/T 1606-2008; Pharmaceutical Grade: USP/BP/EP; Feed Grade: NY/T 1446-2007. ISO, Kosher, Halal certifications available. |
Minimum Order Quantity | Standard: 20-25 tons (1×20'FCL); trial order: 5-10 tons negotiable. |
Delivery Time | Standard products: 7-15 working days; custom specifications: 15-25 working days. |
Payment Terms | T/T (30% deposit, 70% against B/L copy), L/C at sight; FOB/CFR/CIF supported. |
HS Code | 28363000 (Sodium bicarbonate) |
