Trisodium Orthophosphate Extra Pure Am
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LABORATORY GRADE

Trisodium Orthophosphate Extra Pure

$ 16.16

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Trisodium Orthophosphate Extra Pure is a high-purity, white crystalline or granular solid with the chemical formula Na₃PO₄·12H₂O (commonly in hydrated form) or Na₃PO₄ (anhydrous). It is highly soluble in water and exhibits strong alkaline properties. This extra pure grade is ideal for analytical chemistry, laboratory use, and high-precision industrial applications. Trisodium orthophosphate is commonly used as a buffering agent, emulsifier, water softener, and in chemical synthesis where strict purity standards are required.

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Description

Trisodium Orthophosphate Extra Pure

PRIMARY USES

  1. Analytical Reagent & Laboratory Applications
     Acts as a buffering agent in analytical chemistry and biochemical experiments
    • Used for pH adjustment in aqueous solutions for titrations and calibrations
    • Reagent in qualitative and quantitative analysis of metal ions and phosphates
    • Preparation of standard buffers for biochemical and molecular biology applications
    • Cleaning agent for laboratory glassware and equipment
  2. Water Treatment & Conditioning (Lab-scale Research)
     Used in corrosion inhibition and scale prevention studies
    • Simulates phosphate-based water treatment processes in research

SECONDARY USES

  1. Detergent and Cleaning Formulations (Controlled Lab Use)
     Builder in detergent formulations for grease and oil removal
    • Used in cleaning protocols for sensitive instruments and surfaces
  2. Textile & Dyeing Research
     Employed in dye fixation and fiber treatment under alkaline conditions
    • Maintains pH stability during dyeing and finishing processes
  3. Ceramic and Surface Science (R&D Scale)
     Used in glaze formulation and surface modification of ceramics
    • Acts as an etchant and surface activator for metals and ceramics in research
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name: Trisodium Orthophosphate
  • CAS Number: 7601-54-9
  • HS Code: 2835.11.00
  • Molecular Formula: Na₃PO₄
  • Synonyms: Sodium phosphate tribasic, Trisodium phosphate, TSP, Sodium orthophosphate

2. Physical & Chemical Properties

  • Physical State: White granular or crystalline powder
  • Odor: Odorless
  • Melting Point: Approximately 75 °C (decahydrate loses water), ~1583 °C (anhydrous)
  • Density: ~2.536 g/cm³ (anhydrous form)
  • Solubility: Highly soluble in water (~15 g/100 mL at 25 °C)
  • pH Level: Strongly alkaline (~12 in 1% aqueous solution)
  • Flash Point: Not applicable
  • Vapor Pressure: Not applicable

3. Safety & Hazard Attributes

  • GHS Classification: Skin irritation (Category 2), Eye irritation (Category 2A)
  • NFPA Ratings: Health - 2, Flammability - 0, Reactivity - 0
  • Exposure Limits: No specific OSHA PEL or ACGIH TLV
  • Reactivity: Stable under normal conditions; reacts with acids releasing heat

4. Storage & Handling

  • Store in a dry, cool, and well-ventilated area away from acids and moisture
  • Use corrosion-resistant containers such as plastic or coated metal drums
  • Wear gloves, safety goggles, and avoid inhaling dust
  • Shelf Life: Stable for several years if kept dry

5. Regulatory & Compliance

  • Listed under REACH, TSCA, and EPA inventories
  • Not classified as hazardous for transportation
  • Dispose of according to local environmental regulations

6. Environmental & Health Impact

  • May contribute to eutrophication if released into water bodies in excess
  • Not classified as carcinogenic or mutagenic
  • Inorganic compound; not biodegradable but naturally cycled in the environment
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

  • Wear chemical-resistant gloves, safety goggles, and protective clothing
  • Avoid inhaling dust; use a dust mask or respirator if needed
  • Handle in well-ventilated areas
  • Wash thoroughly after handling

FIRST AID MEASURES

  • Inhalation: Move affected person to fresh air; seek medical attention if symptoms persist
  • Skin Contact: Wash skin thoroughly with soap and water; remove contaminated clothing; seek medical advice if irritation occurs
  • Eye Contact: Rinse eyes with plenty of water for at least 15 minutes; seek medical attention if irritation continues
  • Ingestion: Rinse mouth with water; do not induce vomiting unless instructed by medical personnel; seek medical attention if symptoms develop

FIRE FIGHTING MEASURES

  • Non-flammable solid
  • Use water spray, carbon dioxide, foam, or dry chemical extinguishers for surrounding fires
  • May emit sodium and phosphorus oxides under extreme heat
  • Firefighters should wear full protective gear and self-contained breathing apparatus

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