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Sodium Bisulphate Monohydrate
Sodium Bisulphate Monohydrate, also known as sodium hydrogen sulphate, is a white crystalline powder or granular solid commonly used as an acidic cleaning agent, pH adjuster, and bleaching accelerator. It is a dry acid that releases sulfur dioxide when dissolved in water, making it effective in various industrial, food, and water treatment applications. This compound is valued for its ability to lower pH safely and is widely used where a controlled acidification is required without handling hazardous liquid acids.
Sodium Bisulphate Monohydrate
Primary UsesÂ
- Water Treatment
- Used to lower pH in swimming pools, cooling towers, and industrial water systems to prevent scaling and corrosion.
- Acts as a disinfectant booster by creating acidic conditions that improve sanitizer efficiency.
- Cleaning Industry
- Employed as a descaling and cleaning agent for removing mineral deposits, rust, and stains from metal surfaces and equipment.
- Used in household cleaning products, especially in toilet bowl cleaners and bathroom cleaners, due to its acidic nature.
- Food & Beverage Industry
- Used as an acidulant and pH control agent in food processing, especially in baking powders and certain beverages.
- Serves as a leavening acid in combination with sodium bicarbonate in baking applications.
- Industrial Applications
- Utilized in textile and leather processing for pH adjustment.
- Acts as a bleaching accelerator in detergent formulations.
Secondary Uses
- Cosmetics and Personal Care
- Incorporated in certain cosmetic formulations to adjust acidity and preserve product stability.
- Agriculture
- Used to acidify soil in controlled applications, promoting nutrient availability for certain crops.
- Laboratory & Analytical Uses
- Employed as a reagent for acidification in chemical analyses.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Sodium bisulfate (Sodium hydrogen sulfate)
- Common/Trade Name: Sodium Bisulphate
- CAS Number: 7681-38-1
- HS Code: 2833.29
- Synonyms: Sodium hydrogen sulfate, dry acid, sodium bisulfate
2. Physical & Chemical Properties
- Physical State: Solid powder or granules
- Color & Odor: White, odorless
- Solubility: Soluble in water, releasing acidic solutions
- pH: Approximately 1–2 in aqueous solution (acidic)
- Density: Approx. 2.66 g/cm³
3. Safety & Hazard Attributes
- GHS Classification: Corrosive to skin and eyes
- Toxicity: Moderate; can cause burns on contact
- Exposure Limits: Use with adequate ventilation; avoid inhalation and contact
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated area away from moisture and incompatible substances such as alkalis
- Container Type: Bags or sealed drums
- Shelf Life: Typically 1–2 years when stored properly
- Handling Precautions: Use protective gloves, goggles, and clothing; avoid dust inhalation
5. Regulatory & Compliance Attributes
- Complies with industrial chemical safety standards (e.g., REACH, OSHA)
- Approved for food additive use in regulated quantities (where applicable)
- Meets environmental regulations for handling acidic chemicals
6. Environmental & Health Impact
- Biodegradability: Inorganic compound; does not biodegrade but is environmentally stable
- Ecotoxicity: Can be harmful in large quantities due to acidity
- Bioaccumulation: Not significant
Safety Handling Precautions
- PPE Required: Acid-resistant gloves, eye protection, protective clothing, and dust masks recommended
- Handling Guidelines: Use in well-ventilated areas; avoid skin and eye contact; prevent dust formation
- Storage Measures: Keep containers tightly closed and stored in a dry environment
First Aid Measures
- Inhalation: Move to fresh air immediately; seek medical attention if respiratory irritation develops
- Skin Contact: Rinse immediately with plenty of water; seek medical help if burns or irritation persist
- Eye Contact: Flush eyes with water for at least 15 minutes; get urgent medical attention
- Ingestion: Rinse mouth with water; do not induce vomiting; seek immediate medical assistance
Firefighting Measures
- Fire Hazards: Non-flammable but can release sulfur dioxide upon decomposition
- Extinguishing Media: Use water spray, foam, dry chemical, or COâ‚‚ for surrounding fires
- Special Precautions: Use protective equipment and self-contained breathing apparatus when fighting fires
- Hazardous Combustion Products: Sulfur oxides (SOx)
Related products
Ammonia Acetate
Ammonia Acetate is a white crystalline solid or granular powder with a mild ammoniacal odor. It is a salt formed from ammonia and acetic acid, widely used in laboratories, industrial processes, and some niche food and pharmaceutical applications. Ammonium Acetate is highly soluble in water and often utilized as a buffer solution in biochemical and analytical chemistry due to its ability to maintain pH. It also serves as a precursor in the synthesis of various chemicals and acts as a neutralizing agent in several industrial applications.
Ammonium Bicarbonate
Ammonium bicarbonate is a white crystalline powder or granules with a slightly alkaline taste and a characteristic ammoniacal odor. It is a white solid that decomposes readily on heating, releasing ammonia, carbon dioxide, and water vapor. It is widely used in the food industry as a leavening agent, in chemical synthesis, and in various industrial applications. Its unique property of decomposing to release gases makes it valuable for baking and other processes where gas release is desired.
Barium Nitrate
Barium Nitrate is an inorganic chemical compound, a white crystalline solid composed of barium and nitrate ions. It is highly soluble in water and serves as an oxidizing agent. Due to its energetic properties, barium nitrate is widely used in pyrotechnics to produce vibrant green colors and as an oxidizer in explosives and fireworks. It is also utilized in the manufacturing of barium oxide and other barium compounds. Barium nitrate must be handled carefully due to its toxicity and oxidizing nature.
Calcium Chloride
Calcium Chloride is an inorganic salt composed of calcium and chlorine with the chemical formula CaClâ‚‚. It typically appears as a white crystalline solid or granular powder, highly soluble in water and exhibiting strong hygroscopic properties. Calcium Chloride is widely used for its moisture-absorbing ability, de-icing, dust control, and as a firming agent in food processing. It finds extensive applications across industrial, pharmaceutical, agricultural, and food sectors due to its efficacy in modifying physical and chemical properties of products and environments.
Hydrochloric Acid (HCL)
Hydrochloric Acid is a clear, colorless to slightly yellow aqueous solution of hydrogen chloride gas. It is a strong, highly corrosive mineral acid with a sharp, pungent odor. The chemical formula is HCl with a molecular weight of 36.46 g/mol. Hydrochloric Acid is completely miscible with water and many organic solvents. It is non-flammable but extremely corrosive to metals and human tissue. Technical grade Hydrochloric Acid is manufactured for industrial applications including chemical manufacturing, steel pickling, oil well acidizing, water treatment, and pH adjustment. It is available in various concentrations, typically ranging from 30% to 38% by weight.
Mono Ethanol Amine
Mono Ethanol Amine (MEA) is a clear, colorless, hygroscopic liquid with an ammonia-like odor. It is an organic chemical compound combining both amine and alcohol functional groups. MEA is widely used as a versatile chemical intermediate and is especially important in gas treatment, detergents, and chemical manufacturing due to its alkalinity and solubility in water and organic solvents.
Sodium Carbonate (Magadi Soda)
Sodium Carbonate (Magadi Soda) is an inorganic white powder with the chemical formula Na₂CO₃. It is a key industrial alkali used in glass manufacturing, water treatment, and chemical production. This light-density form is highly soluble and reacts with acids to form salts, making it essential for pH regulation and as a cleaning agent in various industrial processes.
Sodium Cyanide
Sodium Cyanide is a highly toxic, white crystalline compound used primarily in the mining industry for gold and silver extraction via cyanidation. It acts as a powerful chemical reagent and is employed in various industrial processes including metal plating, chemical synthesis, and organic chemistry. Due to its hazardous nature, strict handling and storage protocols are essential.
