Disodium Hydrogen Phosphate Dihydrate
$ 1.45 Original price was: $ 1.45.$ 1.35Current price is: $ 1.35.
Disodium Hydrogen Phosphate Dihydrate is the hydrated form of disodium hydrogen phosphate, a white crystalline powder commonly used as a buffering agent, emulsifier, and sequestrant. The dihydrate form contains two water molecules per formula unit, which affects its physical properties such as melting point and solubility. It is widely applied in food, pharmaceutical, water treatment, and industrial processes to maintain pH stability, improve texture, and supply essential sodium and phosphate ions.
Disodium Hydrogen Phosphate Dihydrate
Primary Uses
- Food & Beverage Industry
- Serves as a buffering agent to regulate acidity and alkalinity in processed foods, dairy products (e.g., cheese, milk powders), and beverages.
- Acts as an emulsifier and stabilizer in dairy and meat products to enhance texture, moisture retention, and shelf life.
- Functions as a sequestrant to bind metal ions and improve flavor and color stability.
- Used in baking powders as a leavening agent component to control rising.
- Added to nutritional and mineral supplements as a source of phosphate and sodium ions.
- Pharmaceuticals & Healthcare
- Used as a buffering agent in intravenous fluids, oral rehydration solutions, and pharmaceutical formulations to maintain pH balance.
- Included as an excipient in tablets and capsules to aid controlled drug release.
- Plays a role in parenteral nutrition formulations supplying electrolytes.
- Water Treatment
- Employed to control pH and prevent scale formation and corrosion in boilers and cooling systems.
- Acts as a dispersing agent for solids in water systems, maintaining homogeneity.
- Agriculture & Fertilizers
- Supplies phosphate and sodium in fertilizer formulations to enhance soil fertility and crop nutrition.
- Used in hydroponic nutrient solutions to promote plant growth.
- Industrial Applications
- Used in detergent formulations as a builder and pH stabilizer.
- Functions as a buffering and dispersing agent in ceramics, textiles, and paper industries.
Secondary Uses
- Laboratory Reagent
- Commonly used in buffer solutions for biochemical assays, enzyme reactions, and molecular biology research.
- Maintains stable pH environments essential for protein purification and DNA/RNA work.
- Cosmetics & Personal Care
- Acts as a pH adjuster and stabilizer in lotions, creams, and other personal care formulations.
- Animal Feed
- Added to animal feeds as a mineral supplement providing phosphate and sodium for metabolic processes.
| PACK SIZE | 50kg |
|---|
1. Basic Identification Attributes
- Chemical Name (IUPAC): Disodium hydrogen phosphate dihydrate
- Common/Trade Name: Disodium Phosphate Dihydrate, Sodium Phosphate Dibasic Dihydrate
- CAS Number: 7788-57-6
- HS Code: 2835.25.00
- Molecular Formula: Na₂HPO₄·2H₂O
- Synonyms:
- Disodium phosphate dihydrate
- Sodium phosphate dibasic dihydrate
- Sodium hydrogen phosphate dihydrate
2. Physical & Chemical Properties
- Physical State: White crystalline powder or granules
- Odor: Odorless
- Melting Point: Decomposes at ~100–120°C (loss of water of crystallization)
- Solubility: Highly soluble in water; insoluble in alcohol
- pH (1% aqueous solution): Approximately 9.0–10.5 (alkaline)
- Stability: Stable under normal storage conditions; hygroscopic
3. Safety & Hazard Attributes
- Hazard Class (GHS): Not classified as hazardous
- Toxicity: Low toxicity; generally recognized as safe (GRAS) for food use
- Exposure Limits: No specific occupational limits established
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry area protected from moisture and contaminants
- Container Type: Paper bags with polyethylene lining, plastic drums
- Shelf Life: 2–3 years if stored properly
- Handling Precautions: Avoid dust generation; use PPE to prevent eye and skin contact
5. Regulatory & Compliance Attributes
- Approved worldwide as a food additive and pharmaceutical excipient
- Listed in USP, EP, FCC
- Compliant with REACH and other chemical regulations
6. Environmental & Health Impact
- Ecotoxicity: Low
- Persistence: Biodegradable
- Bioaccumulation: Not expected
- Carcinogenicity/Mutagenicity: Not classified
Safety Handling Precautions
PPE Required:
- Dust mask or respirator (for dusty environments)
- Safety goggles
- Gloves (nitrile or latex)
- Protective lab coat or apron
Handling Guidelines:
- Handle in well-ventilated areas to avoid dust inhalation
- Avoid contact with eyes and skin
- Employ dust suppression or extraction systems when transferring in bulk
Storage Measures:
- Keep containers tightly sealed to prevent moisture absorption
- Store away from strong acids and incompatible materials
- Avoid exposure to humidity and high temperatures
Hygiene Practices:
- Wash hands thoroughly after handling
- Do not eat, drink, or smoke during handling
- Maintain a clean working environment to prevent contamination
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if irritation persists
- Skin Contact: Wash with soap and water; seek medical advice if irritation occurs
- Eye Contact: Rinse with plenty of water for 15 minutes; seek medical advice if irritation continues
- Ingestion: Rinse mouth; generally low toxicity but seek medical help if large quantities ingested
Firefighting Measures
- Fire Hazards: Non-flammable and non-combustible
- Extinguishing Media: Water spray, foam, dry chemical, or CO₂ suitable for surrounding fire
- Special Precautions: Use standard firefighting protective equipment
- Decomposition Products: May emit sodium oxides and phosphorus oxides at very high temperatures
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.
Ammonia solution
Ammonia solutions, often referred to as aqueous ammonia or ammonium hydroxide, are clear, colorless liquids consisting of ammonia gas dissolved in water. The concentration of ammonia in these solutions typically ranges from 5% to 35% by weight. Ammonia solutions possess a pungent odor characteristic of ammonia gas and are alkaline with a pH typically between 11 and 12.5. This solution is widely used across various industries due to its excellent cleaning properties, reactivity, and role as a nitrogen source.
CMC Sodium Blanose
CMC Sodium Blanose is a high-purity, pharmaceutical- and food-grade Sodium Carboxymethyl Cellulose (CMC), manufactured under the Blanose® brand by Ashland or equivalent producers. It is a water-soluble, anionic cellulose ether derived from natural cellulose, designed for superior consistency, clarity, and performance. CMC Blanose serves as a thickening agent, stabilizer, binder, film former, and emulsifier in a wide variety of applications. Known for its excellent rheological control and water retention, it is widely used across the food, pharmaceutical, personal care, and industrial sectors, offering reliable performance with batch-to-batch consistency.
Distilled Monoglycerides Remosoft
Distilled Monoglycerides Remosoft are purified monoglycerides derived from the glycerolysis of edible fats and oils, followed by a distillation process that removes impurities and enhances purity. They are colorless to pale yellow, odorless, and possess excellent emulsifying properties. DMG is widely used in food, pharmaceutical, and cosmetic industries due to its surface-active properties, ability to stabilize emulsions, and function as an anti-caking and lubricating agent. The distilled grade ensures high purity and low free fatty acid content, making it suitable for sensitive applications.
Formic Acid
Formic Acid (methanoic acid) is the simplest carboxylic acid, typically supplied as an 85% aqueous solution. It is a colorless liquid with a pungent, penetrating odor and strong acidic properties. Formic Acid naturally occurs in insect stings and plant secretions and is widely used in chemical synthesis, agriculture, textile, leather, and rubber industries. The 85% solution balances potency and safe handling for industrial applications. It serves as a preservative, antibacterial agent, and intermediate chemical in numerous manufacturing processes.
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.
Lead Nitrate
Lead Nitrate is a white crystalline inorganic compound composed of lead and nitrate ions. It is highly soluble in water and commonly used in laboratories and industrial applications as an oxidizing agent, in the preparation of other lead compounds, and as a reagent in chemical synthesis. Lead Nitrate is known for its strong oxidizing properties and must be handled with care due to its toxicity and environmental hazards.
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.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders