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Disodium Hydrogen Phosphate Amaris Chemicals
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Disodium Hydrogen phosphate dihydrate Amaris Chemicals
Disodium Hydrogen Phosphate Dihydrate Original price was: $ 1.45.Current price is: $ 1.35.
INDUSTRIAL GRADE WATER TREATMENT GRADE

Disodium Hydrogen Phosphate

Original price was: $ 1.45.Current price is: $ 1.35.

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Disodium Hydrogen Phosphate, also known as sodium phosphate dibasic, is an inorganic salt widely used as a buffering agent, emulsifier, and food additive. It appears as a white, odorless crystalline powder or granules that are highly soluble in water and alkaline in nature. It plays a crucial role in maintaining pH balance, stabilizing formulations, and supplying essential sodium and phosphate ions in various industries including food, pharmaceuticals, water treatment, and agriculture.

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Description

Disodium Hydrogen Phosphate

Primary Uses 

  1.    Food & Beverage Industry
  • Acts as a buffering and pH control agent in processed foods, dairy products (like cheese and powdered milk), and beverages.
  • Used as an emulsifier and sequestrant to improve texture, moisture retention, and shelf life.
  • Serves as a leavening agent component in baking powders.
  • Employed as a stabilizer in meat and seafood products to improve water retention and reduce spoilage.
  • Added to nutritional supplements as a source of phosphate and sodium.Pharmaceuticals & Healthcare
  • Used as a buffering agent in intravenous fluids, oral rehydration solutions, and pharmaceutical formulations to maintain pH stability.
  • Functions as an excipient in tablets and capsules to control release rates.
  • Utilized in parenteral nutrition solutions to supply electrolytes.Water Treatment
  • Used to control pH and prevent scale formation and corrosion in industrial water treatment and boiler systems.
  • Acts as a dispersing agent to keep suspended solids evenly distributed in water.Agriculture & Fertilizers
  • Supplies phosphorus and sodium in fertilizer blends for soil amendment.
  • Used in hydroponic nutrient solutions for plant growth enhancement.Industrial Applications
  • Used in detergents and cleaning agents as a builder and pH stabilizer.
  • Employed in ceramics, textile, and paper industries as a buffering and dispersing agent.

Secondary Uses 

  1.  Laboratory Reagent
  • Commonly used in buffer preparations for biochemical and molecular biology research.
  • Helps maintain consistent pH in enzyme reactions and protein purification processes.Cosmetics
  • Used as a pH adjuster and buffering agent in creams, lotions, and personal care products.Animal Feed
  • Included in feed supplements to provide phosphate and sodium for metabolic processes.
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name (IUPAC): Disodium hydrogen phosphate
  • Common/Trade Name: Disodium Phosphate, Sodium Phosphate Dibasic
  • CAS Number: 7558-79-4
  • HS Code: 2835.25.00
  • Molecular Formula: Naâ‚‚HPO₄·xHâ‚‚O (anhydrous or hydrated forms)
  • Synonyms:
    • Disodium phosphate
    • Sodium phosphate dibasic
    • Sodium hydrogen phosphate

2. Physical & Chemical Properties

  • Physical State: White crystalline powder or granules
  • Odor: Odorless
  • Melting Point: Decomposes before melting (~100–200°C, depending on hydration)
  • 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 regarded as safe (GRAS) for food use
  • Exposure Limits: No specific occupational exposure limits established

4. Storage & Handling Attributes

  • Storage Conditions: Store in a cool, dry place; protect from moisture
  • Container Type: Paper bags with polyethylene lining, plastic drums
  • Shelf Life: Typically 2–3 years if stored properly
  • Handling Precautions: Avoid dust inhalation; use PPE to prevent eye and skin contact

5. Regulatory & Compliance Attributes

  • Approved as food additive and pharmaceutical excipient worldwide
  • Listed in USP, EP, FCC (Food Chemicals Codex)
  • Compliant with REACH and other chemical regulations

6. Environmental & Health Impact

  • Ecotoxicity: Low environmental toxicity
  • Persistence: Biodegradable and non-persistent
  • Bioaccumulation: Not expected
  • Carcinogenicity/Mutagenicity: Not classified
SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

PPE Required:

  • Dust mask or respirator (for dust exposure)
  • Safety goggles
  • Gloves (nitrile or latex)
  • Protective lab coat or apron

Handling Guidelines:

  • Handle in well-ventilated areas
  • Avoid inhalation of dust and contact with skin or eyes
  • Employ dust suppression methods during bulk transfer

Storage Measures:

  • Keep container tightly sealed to avoid moisture absorption
  • Store away from incompatible materials such as strong acids
  • Avoid exposure to high humidity

Hygiene Practices:

  • Wash hands after handling
  • Do not eat, drink, or smoke while handling
  • Maintain a clean work environment to prevent contamination

First Aid Measures

  • Inhalation: Move to fresh air; seek medical attention if respiratory irritation or discomfort occurs
  • Skin Contact: Wash thoroughly with soap and water; seek medical advice if irritation develops
  • Eye Contact: Rinse immediately with plenty of water for at least 15 minutes; consult a physician if irritation persists
  • Ingestion: Rinse mouth; generally low toxicity but seek medical advice if large amounts ingested

Firefighting Measures

  • Fire Hazards: Non-flammable and non-combustible
  • Extinguishing Media: Use water spray, foam, dry chemical, or COâ‚‚ to extinguish surrounding fire
  • Special Precautions: Use standard firefighting protective equipment
  • Decomposition Products: May form sodium oxides and phosphorus oxides at very high temperatures

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