Sodium bicarbonate
- Createtime： 2026-04-14
- Updatetime： 2026-09-30
Product Details
| useage |
Industrial use
|
| deliveryInfo |
|
| appearance |
powder
|
| Molecular Weight |
84.01
|
| aliasen |
|
| supplyCapacity |
50000MT/Month
|
| harbor |
Qingdao,China
|
| minorder |
1KG
|
| Appearance |
White crystalline powder
|
Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Sodium bicarbonate
1. Basic Information
Name: Sodium bicarbonate
Alias: Sodium hydrogen carbonate, Baking soda
CAS No.: 144-55-8
Molecular Formula: NaHCO3
Molecular Weight: 84.01
Category: Inorganic alkaline salt, food additive, industrial raw material
2. Physical and Chemical Properties
Physical Properties
- Appearance: White crystalline powder or fine crystal
- Odor: Odorless, weak alkaline taste
- Solubility: Slightly soluble in cold water, soluble in hot water; insoluble in ethanol and organic solvents
- Melting Behavior: Decomposes above 50 °C, no fixed melting point
- Hygroscopy: Slightly hygroscopic under high humidity
- Aqueous Property: Weak alkaline aqueous solution, pH value about 8.3 (1% water solution)
Chemical Properties
- Molecular Structure: Ionic inorganic salt composed of Na1+, HCO31-
- Thermal Decomposition: Decompose into sodium carbonate, carbon dioxide and water when heated
- Acid Reaction: Reacts with all acids to release CO2 gas
- Alkaline Reaction: Reacts with strong alkali to generate sodium carbonate
- Photostability: Stable under normal light, no discoloration
- Compatibility: Compatible with most food raw materials; incompatible with strong acid, acidic liquid and ammonium salt
3. Main Application Fields
1. Food Industry (Core Application)
Leavening agent for bakery, pastry, biscuit; acidity regulator for beverage and preserved fruit; food cleaning detergent
2. Pharmaceutical Excipient
Antacid raw material for gastric medicine; buffering agent for injection preparation; external skin cleaning agent
3. Daily Chemical & Household Cleaning
Raw material of toothpaste, bath products; mild environmental cleaning powder for kitchen, tableware and clothing
4. Industrial & Environmental Material
Fire extinguishing agent raw material; flue gas desulfurization absorbent; industrial pH regulator and wastewater treatment agent
4. Quality Specification Table
| Test Item | Standard Specification |
| CAS Number | 144-55-8 |
| Molecular Formula | NaHCO3 |
| Appearance | White uniform crystalline powder, no foreign impurities |
| Purity | Food Grade ≥99.0%; Pharma Grade ≥99.5% |
| Water Content | ≤0.25% |
| pH (1% aqueous solution) | 8.0–8.5 |
| Heavy Metals (Pb) | ≤10 ppm |
| Packaging | 25kg food-grade woven bag with PE inner liner |
| Storage Condition | Hermetically sealed dry warehouse below 25 °C; isolate from acid materials and humid environment |
| Transportation Requirement | Common inorganic salt solid, moisture-proof sealed packaging |
| Shelf Life | 36 months under intact sealed packaging |
Safety Warning
Low-toxic inorganic powder. Dust may irritate eyes and respiratory tract. Wear dust mask and protective gloves during operation. Avoid mixing with strong acid to prevent a large amount of carbon dioxide from overflowing. Waste solid and dilute aqueous solution can be treated as general harmless inorganic waste.
