Hexasodium Hexametaphosphate

CAS Number
10124-56-8
EC Number
233-343-1
Chemical Formula
H6O18P6.6Na
Molecular Weight
611.77 g/mol
FEMA Number
FEMA 3027
Abbreviation
SHMP

Description

Hexasodium Hexametaphosphate, also known by its CAS 10124-56-8, is a condensed phosphate salt used across food, industrial, and water treatment applications. It functions primarily as a sequestrant and dispersant. The chemical works by binding calcium, magnesium, and heavy metal ions to prevent scale formation, precipitation, and product degradation. This makes it essential for maintaining stability in complex formulations.

In food processing, this compound controls mineral interference in dairy, seafood, and processed meat products. It is highly effective at improving texture retention and moisture binding during production cycles. Water treatment operations use the material to inhibit scale and corrosion in boiler systems, cooling towers, and municipal pipelines. It ensures the longevity of infrastructure by preventing mineral buildup.

In mining and mineral processing, it acts as a dispersant in ore slurries, improving separation efficiency and reducing reagent consumption. This helps optimize the extraction process for various minerals. Textile and paper manufacturing rely on this phosphate to sequester hardness ions in process water. This prevents interference with dyes, bleaches, and sizing agents, ensuring consistent product quality.

The product is supplied as a white powder or granule. Food-grade material is available meeting FCC specifications, while technical-grade product is offered for various industrial applications. Purity levels and P₂O₅ content are the primary quality parameters buyers should confirm against their process requirements. Proper grade selection ensures optimal performance in specific chemical environments.

Other Names (Synonyms)

Sodium hexametaphosphate (shmp)|Sodium phosphate (Na6P6O18)|Hexasodium;2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide|Sodium hexametaphosphate|SHMP

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 616°C
Boiling Point 1500°C
Density 2.181
Appearance white granular solid
Color White
Odor odorless
Form Solid
Water Solubility Soluble in water. Insoluble in organic solvents
Refractive Index 1.482

Trade & Regulatory

HS Code 2835390000
Storage Class 11 - Combustible Solids
WGK (Germany) 1

Documentation

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