Sodium Hexametaphosphate ((NaPO3)

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Product details

Sodium Hexametaphosphate, also known as SHMP or Graham’s salt, is a white, crystalline, water-soluble polyphosphate compound. Our high-quality Sodium Hexametaphosphate is manufactured under strict quality control measures to ensure consistent performance and reliability in various industrial applications.

Product NameSodium hexametaphosphate
CAS number10124-56-8
HS number2835391900
UN numberNon dangerous goods (for reference only, please verify) 
Technical specifications≥96.00%
AppearanceWhite crystalline powder
pH (1% solution)6.0-7.5
Solubility in Water50 g/100 mL at 20°C
Particle Size 100-500 microns
density1.0% max.
Loss on Drying100% prepaid
Packing specifications

25 kg multiwall paper bags with PE inner liner

50 kg PP woven bags with PE liner

1000 kg bulk bags (big bags) with PE liner

Custom packaging available upon request


Sodium Hexametaphosphate is widely used in various industries, including:

  • Water treatment as a sequestering agent and scale inhibitor
  • Detergent and cleaning agent production
  • Food processing as an emulsifier, dispersant, and texture modifier
  • Ceramic and pottery production as a deflocculant
  • Textile industry as a dispersant and softening agent
  • Drilling fluids as a dispersant and viscosity modifier
  • Metal surface treatment and corrosion inhibition

Storage and Handling

  • Store in a cool, dry, well-ventilated area away from direct sunlight and moisture
  • Keep containers tightly closed when not in use
  • Avoid contact with strong acids and oxidizing agents
  • Use appropriate personal protective equipment when handling

Safety Information

  • Sodium Hexametaphosphate is a non-flammable, low-toxicity substance
  • May cause mild skin and eye irritation upon contact
  • Refer to the Safety Data Sheet (SDS) for detailed safety information


Our Sodium Hexametaphosphate is manufactured in compliance with:

  • ISO 9001:2015 Quality Management System
  • REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals)
  • FDA (Food and Drug Administration) regulations for food-grade materials

Ordering Information

  • Minimum Order Quantity: 1 metric ton
  • Lead Time: 10-14 business days
  • Payment Terms: Letter of Credit (L/C), T/T, or as agreed upon