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Sodium Dihydrogen Phosphate
Sodium Dihydrogen Phosphate (NaH₂PO₄) is a white crystalline powder or granule, highly soluble in water. It is widely used as a buffering agent, emulsifier, and pH adjuster in various industrial, food, pharmaceutical, and laboratory applications. It acts as a source of phosphate ions and helps maintain the stability and consistency of formulations. This chemical is commonly utilized in food processing, water treatment, detergents, and as a reagent in chemical synthesis.
Sodium Dihydrogen Phosphate
Primary Uses
- Food Industry
- Used as an acidity regulator and emulsifier in processed foods, cheeses, and bakery products.
- Acts as a leavening agent component in baking powders.
- Serves as a sequestrant and stabilizer to improve texture and shelf life.
- Pharmaceuticals
- Utilized as a buffering agent in intravenous saline solutions and oral rehydration salts.
- Ingredient in laxatives and phosphate supplements.
- Helps maintain pH in pharmaceutical formulations and tablet coatings.
- Water Treatment
- Employed to control pH and prevent scale formation in water systems.
- Used in wastewater treatment processes to remove heavy metals.
- Industrial Applications
- Functions as a dispersing agent and corrosion inhibitor in metal finishing and detergents.
- Acts as a buffering agent in textile and dyeing industries.
- Laboratory & Chemical Synthesis
- Used as a reagent and buffer in analytical chemistry and molecular biology protocols.
- Facilitates phosphate-buffered saline (PBS) preparation.
Secondary Uses
- Agriculture
- Occasionally used in fertilizer formulations to supply phosphorus nutrients.
- Cosmetics and Personal Care
- Employed in formulations as a pH adjuster and stabilizer in creams and lotions.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Sodium dihydrogen phosphate
- Common/Trade Name: Sodium Dihydrogen Phosphate, Monobasic Sodium Phosphate
- CAS Number: 7558-80-7
- HS Code: 2835.29
- Synonyms: Monosodium phosphate, Sodium phosphate monobasic
2. Physical & Chemical Properties
- Physical State: Solid (powder or granules)
- Color & Odor: White; odorless
- Solubility: Highly soluble in water
- Density: Approx. 2.35 g/cm³
- pH (1% aqueous solution): ~4.5
3. Safety & Hazard Attributes
- GHS Classification: Generally considered non-hazardous; mild irritant to eyes and skin
- Toxicity: Low toxicity; safe for use in food-grade and pharmaceutical-grade applications
- Exposure Limits: Follow standard occupational exposure limits; avoid dust inhalation
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated area, away from moisture and incompatible materials
- Container Type: Supplied in sealed plastic bags or drums
- Shelf Life: Stable under proper storage conditions for several years
- Handling Precautions: Avoid inhalation of dust; use protective equipment to prevent eye and skin contact
- Storage Measures: Keep containers tightly closed and stored in a dry environment
5. Regulatory & Compliance Attributes
- Complies with food-grade (FCC), pharmaceutical-grade (USP), and reagent-grade standards
- Approved by FDA, EFSA, and other international food and drug safety authorities
- Manufactured according to GMP guidelines
6. Environmental & Health Impact
- Biodegradability: Readily biodegradable
- Ecotoxicity: Low toxicity to aquatic life in typical use concentrations
- Bioaccumulation: Not expected to bioaccumulate
Safety Handling Precautions
- PPE Required: Protective gloves, safety goggles, and dust mask recommended during handling
- Handling Guidelines: Avoid inhaling dust; ensure good ventilation
- Storage Measures: Store away from strong oxidizers and moisture
First Aid Measures
- Inhalation: Move to fresh air; seek medical advice if respiratory irritation occurs
- Skin Contact: Wash affected area with soap and water; seek medical advice if irritation develops
- Eye Contact: Rinse immediately with plenty of water for 15 minutes; seek medical attention if irritation persists
- Ingestion: Rinse mouth; seek medical attention if large quantities are ingested
Firefighting Measures
- Fire Hazards: Non-flammable
- Extinguishing Media: Use water spray, foam, dry chemical, or CO₂ as appropriate for surrounding fire
- Special Precautions: None specific to this chemical
- Hazardous Combustion Products: None known
Related products
Dipotassium Hydrogen Phosphate
Dipotassium Hydrogen Phosphate (also known as dipotassium phosphate, DKP) is an inorganic salt used widely as a buffering agent, emulsifier, and nutritional supplement in various industries. It is a white, crystalline, highly water-soluble powder with alkaline properties. DKP plays a vital role in food processing, pharmaceuticals, water treatment, and agriculture due to its ability to stabilize pH, improve texture, and supply essential potassium and phosphate ions.
Folic Acid
Folic Acid, also known as Vitamin B9 or pteroylmonoglutamic acid, is a water-soluble vitamin essential for numerous physiological processes including DNA synthesis, repair, and methylation, as well as amino acid metabolism. It appears as a yellow to orange-yellow crystalline powder, odorless or with a faint characteristic odor. Folic Acid is vital for cell division and growth, making it critical during pregnancy and periods of rapid growth. It is widely used in the pharmaceutical, nutraceutical, food fortification, and cosmetic industries due to its role in preventing folate deficiency anemia, neural tube defects in newborns, and supporting overall cellular health.
Lactose Monohydrate 200 Mesh
Lactose Monohydrate 200 Mesh is a fine, white, crystalline powder derived from milk sugar with a particle size of 200 mesh, indicating very fine granules. It is widely used in pharmaceutical, food, and confectionery industries as a filler, binder, and stabilizer. Lactose Monohydrate is valued for its excellent compressibility, low hygroscopicity, and compatibility with many active pharmaceutical ingredients (APIs). The monohydrate form contains one molecule of water, enhancing its stability and flow properties.
Magnesium Oxide
Magnesium Oxide (MgO) is a white, odorless, alkaline earth metal oxide powder. It is produced by calcining magnesium carbonate or hydroxide at high temperatures, resulting in a fine, white powder with a high melting point. Magnesium Oxide is widely used for its refractory properties, chemical stability, and ability to neutralize acids. It serves important roles in pharmaceuticals, agriculture, environmental applications, and various industrial processes.
Magnesium Sulphate (Epsom Salt)
Magnesium Sulphate Epsom Salt, commonly known as Epsom Salt, is an inorganic salt composed of magnesium, sulfur, and oxygen with the formula MgSO₄. It typically appears as colorless or white crystalline granules and is highly soluble in water. In its heptahydrate form (MgSO₄·7H₂O), it is widely used in agriculture, pharmaceuticals, food, and industrial applications. Epsom Salt is valued for its muscle relaxant, laxative, and magnesium supplementation properties, as well as for its role in improving soil fertility and plant growth.
Manganese Sulphate Monohydrate
Manganese Sulphate Monohydrate is an inorganic chemical compound with the formula MnSO₄·H₂O. It appears as a pale pink crystalline powder and is highly soluble in water. It is primarily used as a source of manganese, an essential micronutrient, in fertilizers, animal feed, and industrial processes. This monohydrate form is the most stable and commonly used in agriculture and feed-grade applications. It also finds use in various chemical syntheses, electroplating, and as a reagent in laboratories.
Manganous Dihydrogen Phosphate
Manganous Dihydrogen Phosphate is an inorganic manganese compound with the formula Mn(H₂PO₄)₂. It is typically encountered as a hydrated crystalline solid that is soluble in water. This compound serves as a valuable source of manganese and phosphorus in agricultural and industrial applications. It is primarily used as a micronutrient fertilizer component, an additive in animal feed, and a reagent in chemical syntheses. Its high solubility makes it effective for foliar sprays and soil applications to correct manganese deficiencies in crops.
Polydextrose
Polydextrose is a synthetic, highly branched polymer of glucose used primarily as a soluble dietary fiber, bulking agent, and low-calorie sweetener. It is produced through the polycondensation of dextrose with sorbitol and citric acid. Polydextrose offers numerous health and functional benefits, such as improving texture, replacing sugar or fat, and supporting digestive health. It is extensively used in food, beverages, pharmaceuticals, and nutraceuticals for its fiber enrichment properties and technological versatility.
