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LABORATORY GRADE

Sodium Diphenylamin Sulphonate Extra Pure

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Sodium Diphenylamin Sulphonate Extra Pure is a white to pale yellow crystalline powder used primarily as an analytical reagent and corrosion inhibitor. It functions as a redox indicator and stabilizer in chemical reactions, making it valuable for laboratory and industrial applications. It also serves as an intermediate in dye and pharmaceutical synthesis. Its Extra Pure grade ensures minimal impurities, suitable for sensitive chemical processes. Proper storage and handling maintain its stability and effectiveness.

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Description

Sodium Diphenylamin Sulphonate Extra Pure

PRIMARY USES

Analytical Reagent & Laboratory Applications:
 • Used as an indicator and reagent in redox titrations
 • Employed in detection and quantitative analysis of nitrites and nitrates
 • Acts as a stabilizer and corrosion inhibitor in specific chemical processes

Pharmaceutical & Chemical Manufacturing:
 • Utilized in synthesis of dyes and pharmaceuticals
 • Functions as an intermediate in organic synthesis involving sulphonate derivatives

Corrosion Inhibition:
 • Applied as an inhibitor to protect metals, especially in acidic environments
 • Used in industrial water treatment to prevent rust and scale formation

SECONDARY USES

Textile & Dye Industry:
 • Used as an intermediate in dye manufacture and textile processing

Research & Development:
 • Employed in experimental and research chemistry for specialized analytical techniques

PRODUCT KEY FEATURES

  1. Basic Identification Attributes

    • Chemical Name: Sodium Diphenylamin Sulphonate
    • CAS Number: 2832-00-6
    • HS Code: 2921.42.00
    • Molecular Formula: C₁₂H₁₀NNaO₃S
    • Synonyms:

  • Sodium diphenylamine sulfonate
  • Diphenylamine sulphonate sodium salt

  1. Physical & Chemical Properties

    Physical State: Solid (powder or crystalline)
    • Color & Odor: White to pale yellow, odorless or faint aromatic odor
    • Melting Point: Decomposes before melting (~250 °C)
    • Density/Specific Gravity: ~1.3 g/cm³
    • Solubility:

  • Soluble in water
  • Insoluble in organic solvents such as ethanol and ether
    • pH Level: Mildly alkaline in aqueous solution
    • Vapor Pressure & Volatility: Negligible
    • Flash Point: Not applicable (non-flammable)

  1. Safety & Hazard Attributes

    Hazard Class (GHS Classification):

  • May cause skin and eye irritation
    • NFPA Ratings:

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

  • No specific OSHA PEL or ACGIH TLV established
    • Reactivity:

  • Stable under recommended storage conditions
  • Avoid contact with strong oxidizers

  1. Storage & Handling Attributes

    Storage Conditions:

  • Store in a cool, dry, and well-ventilated area
  • Protect from moisture and direct sunlight
    • Incompatible Materials:

  • Strong oxidizing agents
    • Container Type:

  • Plastic or glass containers, sealed to prevent moisture ingress
    • Shelf Life & Expiration Date:

  • Stable for several years if stored properly
    • Special Handling Requirements:

  • Avoid dust formation
  • Use protective equipment during handling

  1. Regulatory & Compliance Attributes

    Regulatory Status:

  • Approved for laboratory and industrial use
  • Not typically used in food or pharmaceutical applications
    • Transportation Restrictions:

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

  • Dispose according to local environmental regulations
  • Non-hazardous waste classification

  1. Environmental & Health Impact

    Ecotoxicity:

  • Data limited; presumed low environmental toxicity
    • Persistence in Environment:

  • Expected to degrade slowly due to sulphonate group
    • Carcinogenicity/Mutagenicity:

  • Not classified as carcinogenic or mutagenic
    • Biodegradability:

  • Low biodegradability; inorganic-organic compound
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

Personal Protective Equipment (PPE):
 • Wear chemical-resistant gloves
 • Use safety goggles or face shield
 • Wear protective clothing to avoid skin contact
 • Use dust mask or respirator if handling powder in bulk

Handling:
 • Avoid inhalation of dust
 • Handle in well-ventilated area
 • Wash hands thoroughly after handling

Storage:
 • Store in tightly sealed containers
 • Keep away from moisture, strong oxidizers, and sunlight

FIRST AID MEASURES

Inhalation:
 • Move to fresh air immediately
 • Seek medical attention if breathing difficulties occur

Skin Contact:
 • Wash skin with plenty of water and soap
 • Remove contaminated clothing
 • Seek medical attention if irritation develops

Eye Contact:
 • Rinse eyes with plenty of water for at least 15 minutes
 • Seek medical advice if irritation persists

Ingestion:
 • Rinse mouth with water
 • Do not induce vomiting
 • Seek medical advice if symptoms develop

FIRE FIGHTING MEASURES

Flammability:
 • Non-flammable solid

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

Hazardous Combustion Products:
 • May produce toxic fumes containing nitrogen oxides and sulfur oxides on decomposition

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

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