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LABORATORY GRADE

Sodium Sulphate Anhydrous Extra Pure

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Sodium Sulphate Anhydrous Extra Pure is a high-purity, white, odorless crystalline powder widely used in laboratories and industry as a drying agent, filler, and reagent. It plays a vital role in chemical manufacturing, including detergents, glass, and paper production. Its non-toxic nature and stable chemical properties make it suitable for pharmaceutical formulations and food processing under controlled conditions. Sodium Sulphate Anhydrous Extra Pure must be stored in a dry environment to maintain its quality and handled with proper protective equipment to avoid dust inhalation.

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Description

Sodium Sulphate Anhydrous Extra Pure

PRIMARY USES

Analytical Reagent & Laboratory Applications:
 • Used as a drying agent for liquids and gases due to its strong affinity for water
 • Employed in gravimetric analysis to precipitate barium sulfate
 • Used as a filler or diluent in various laboratory formulations

Chemical Manufacturing:
 • Important raw material in the manufacture of detergents and soaps
 • Used in the production of glass, paper, and textiles
 • Acts as a bulking agent in various industrial processes

Pharmaceutical Industry:
 • Used as an excipient and filler in drug formulations

SECONDARY USES

Food Industry:
 • Used in food processing as an additive and processing aid under strict regulation

Textile Industry:
 • Used in dyeing and finishing processes to improve fabric quality

PRODUCT KEY FEATURES
  1. Basic Identification Attributes
     • Chemical Name: Sodium Sulphate Anhydrous
    • CAS Number: 7757-82-6
    • HS Code: 2833.11.00
    • Molecular Formula: Na₂SO₄
    • Synonyms:

  • Sulfuric acid disodium salt
  • Glauber's salt (when hydrated)
  1. Physical & Chemical Properties
     Physical State: Solid, crystalline powder or granular
    • Color & Odor: White, odorless
    • Melting Point: 884 °C
    • Boiling Point: Decomposes before boiling
    • Density: 2.66 g/cm³
    • Solubility:

  • Soluble in water (~19.5 g/100 mL at 20 °C)
  • Insoluble in ethanol and ether
    • pH Level: Neutral in aqueous solution
    • Vapor Pressure: Negligible
    • Flash Point: Non-flammable
  1. Safety & Hazard Attributes
     Hazard Class (GHS Classification):

  • Generally considered non-hazardous
    • NFPA Ratings:

  • Health: 1
  • Flammability: 0
  • Reactivity: 0
    • Exposure Limits:

  • No specific OSHA PEL or ACGIH TLV
    • Reactivity:

  • Stable under normal conditions
  • Incompatible with strong acids
  1. Storage & Handling Attributes
     Storage Conditions:

  • Store in a dry, cool, well-ventilated area
  • Keep container tightly closed to avoid moisture absorption
    • Incompatible Materials:

  • Strong acids
    • Container Type:

  • Plastic or sealed metal drums
    • Shelf Life:

  • Stable if stored dry and sealed
    • Special Handling Requirements:

  • Use gloves and safety goggles
  • Avoid inhaling dust
  1. Regulatory & Compliance Attributes
     Regulatory Status:

  • Approved for food, pharmaceutical, and laboratory use (FCC, USP)
  • Listed under REACH, OSHA, and EPA inventories
    • Transportation Restrictions:

  • Not classified as hazardous for transport
    • Waste Disposal Method:

  • Dispose in accordance with local environmental regulations
  1. Environmental & Health Impact
     Ecotoxicity:

  • Low toxicity to aquatic life
    • Persistence in Environment:

  • Dissolves and disperses readily in water
    • Carcinogenicity/Mutagenicity:

  • Not classified as carcinogenic or mutagenic
    • Biodegradability:

  • Inorganic salt; not biodegradable but environmentally benign
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

Personal Protective Equipment (PPE):
 • Wear chemical-resistant gloves
 • Use safety goggles or face shield
 • Wear protective clothing
 • Use dust mask if powder is handled

Handling:
 • Handle in well-ventilated area
 • Avoid inhalation of dust and contact with skin or eyes
 • Wash hands after handling

Storage:
 • Store in tightly sealed containers
 • Keep away from moisture and incompatible materials such as acids

FIRST AID MEASURES

Inhalation:
 • Move to fresh air immediately
 • Seek medical attention if respiratory irritation develops

Skin Contact:
 • Wash skin with soap and water
 • Remove contaminated clothing
 • Seek medical advice if irritation occurs

Eye Contact:
 • Rinse eyes thoroughly with water for at least 15 minutes
 • Seek medical attention if irritation persists

Ingestion:
 • Rinse mouth with water
 • Seek medical attention if symptoms appear

FIRE FIGHTING MEASURES

Flammability:
 • Non-flammable solid

Extinguishing Media:
 • Use water spray, foam, dry chemical, or CO₂ extinguisher

Hazardous Combustion Products:
 • May release sulfur oxides if heated strongly

Firefighter Protection:
 • Wear full protective gear and self-contained breathing apparatus (SCBA)

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