Manufacturer Good Price Sodium Bicarbonate CAS: 144-55-8
Applications of Sodium Bicarbonate
1. Sodium bicarbonate, used in the formof baking soda and baking powder, is the most common leavening agent. When baking soda,which is an alkaline substance, is added to a mix, it reacts with an acid ingredient to producecarbon dioxide. The reaction can be represented as: NaHCO3(s) + H+ → Na+(aq) + H2O(l) +CO2(g), where H+ is supplied by the acid. Baking powders contain baking soda as a primaryingredient along with acid and other ingredients. Depending on the formulation, bakingpowders can produce carbon dioxide quickly as a single action powder or in stages, as with adouble-action powder. Baking soda is also used as a source of carbon dioxide for carbonatedbeverages and as a buffer.In addition to baking, baking soda has numerous household uses. It is used as a generalcleanser, a deodorizer, an antacid, a fire suppressant, and in personal products such as toothpaste.Sodium bicarbonate is a weak base in aqueous solution, with a pH of about 8. Thebicarbonate ion (HCO3-) has amphoteric properties, which means it can act as either an acidor a base. This gives baking soda a buff ering capacity and the ability to neutralize both acidsand bases. Food odors resulting from acidic or basic compounds can be neutralized with bakingsoda into odor-free salts. Because sodium bicarbonate is a weak base, it has a greater abilityto neutralize acid odors.
The second largest use of sodium bicarbonate, accounting for approximately 25% of totalproduction, is as an agricultural feed supplement. In cattle it helps maintain rumen pH andaids fiber digestibility; for poultry it helps maintain electrolyte balance by providing sodiumin the diet, helps fowl tolerate heat, and improves eggshell quality.
Sodium bicarbonate is used in the chemical industry as a buff ering agent, a blowingagent, a catalyst, and a chemical feedstock. Sodium bicarbonate is used in the leather tanningindustry for pretreating and cleaning hides and to control pH during the tanning process.Heating sodium bicarbonate produces sodium carbonate, which is used for soap and glassmaking.Sodium bicarbonate is incorporated into pharmaceuticals to serve as an antacid, abuff ering agent, and in formulations as a source of carbon dioxide in eff ervescent tablets. Drychemical type BC fire extinguishers contain sodium bicarbonate (or potassium bicarbonate).Other uses of bicarbonate include pulp and paper processing, water treatment, and oil welldrilling.
2. Sodium Bicarbonate is a leavening agent with a ph of approxi- mately 8.5 in a 1% solution at 25°c. it functions with food grade phosphates (acidic leavening compounds) to release carbon dioxide which expands during the baking process to provide the baked good with increased volume and tender eating qualities. it is also used in dry-mix beverages to obtain carbonation, which results when water is added to the mix containing the sodium bicarbonate and an acid. it is a component of baking powder. it is also termed baking soda, bicarbonate of soda, sodium acid carbonate, and sodium hydrogen carbonate.
3. Manufacture of many sodium salts; source of CO2; ingredient of baking powder, effervescent salts and beverages; in fire extinguishers, cleaning Compounds.
4. Sodium bicarbonate (baking soda) is an inorganic salt used as a buffering agent and a pH adjuster, it also serves as a neutralizer. It is used in skin-smoothing powders.
Specification of Sodium Bicarbonate
|
Compound |
Specification |
|
Total Alkali Content(as NaHCO3) |
99.4% |
|
Loss On Drying |
0.07% |
|
Chloride(as CI) |
0.24% |
|
Whiteness |
88.2 |
|
PH(10g/L） |
8.34 |
|
As mg/kg |
＜1 |
|
Heavy Metal mg/kg |
＜1 |
|
Ammonium salt |
Pass |
|
Clarity |
Pass |
Packing of Sodium Bicarbonate
25KG/BAG
Storage: Preserve in well-closed, light-resistant, and protect from moisture.
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FAQ
Q1: What is sodium bicarbonate and what are its core characteristics?
Sodium bicarbonate, commonly known as baking soda, is a white crystalline powder with good water solubility and weakly alkaline aqueous solution. It features mild acid neutralization, thermal decomposition, and slight physical abrasiveness. As a compliant food additive, commonly used clinical medicine and household cleaning supplies, it has a wide range of application scenarios.
Q2: Are sodium bicarbonate, soda ash and baking powder the same product?
No, they are three completely different products and must not be mixed:
1. Sodium bicarbonate (baking soda): weakly alkaline with a single ingredient, safe for food consumption, medical use and cleaning with the highest safety;
2. Sodium carbonate (soda ash): strongly alkaline and highly irritating, only used for industry and cleaning. Do not eat or contact with skin;
3. Baking powder: a composite baking material mainly composed of baking soda and acidic auxiliary ingredients, only used for pastry leavening and cannot replace pure sodium bicarbonate.
Q3: What are the specifications of sodium bicarbonate and their core differences?
There are three mainstream specifications on the market with strictly differentiated uses:
1. Food-grade: Compliant with food safety standards with high purity and no harmful impurities, suitable for baking, food processing and daily brewing;
2. Medical-grade: Compliant with pharmacopoeia standards with higher purity and better sterility, suitable for clinical gastric acid neutralization, solution flushing and urine alkalinization;
3. Industrial-grade: Contains heavy metals and impurities without safety testing standards, only used for industrial desulfurization and washing. Strictly prohibited for human contact and consumption.
Q4: What are the standard uses of food-grade sodium bicarbonate?
1. Baking leavening: Added to steamed buns, bread, biscuits and other pastries to release carbon dioxide when heated and make pastries fluffy;
2. Food processing: Gently remove surface residues on fruits and vegetables, neutralize meat acidity, tenderize meat and remove fishy odors;
3. Daily conditioning: A small amount dissolved in warm water can be taken occasionally to neutralize gastric acid and relieve discomfort caused by excessive gastric acid and heartburn.
Q5: What are the core medicinal effects of medical-grade sodium bicarbonate?
1. Gastric acid inhibition and stomach protection: Rapidly neutralize gastric acid and relieve gastric discomfort such as acid regurgitation, heartburn and chronic gastritis;
2. Urine alkalinization: Assist in reducing urine acidity, reduce the formation of uric acid and calcium oxalate crystals, prevent urinary tract stones, and assist in regulating hyperuricemia;
3. Local care: Properly diluted solution can inhibit the growth of fungi and bacteria and improve mild acid-base imbalance of skin and private parts;
4. Clinical first aid: Intravenous preparations can correct human metabolic acidosis, which is only operated by medical staff.
Q6: What are the compliant external uses of sodium bicarbonate?
1. Foot care: Foot soaking with diluted solution can inhibit foot flora, improve sweaty feet and foot odor, and soften aged keratin;
2. Household cleaning: Remove kitchen oil stains, water scales, refrigerator odors and stubborn clothing stains by virtue of its alkaline decontamination and abrasiveness;
3. Emergency oral care: Gargle with diluted solution occasionally to neutralize oral acidic odors; long-term and frequent use is not recommended.
