
Sodium Hexametaphosphate (Calgon) -25KG
Sodium Hexametaphosphate (Calgon) is an inorganic phosphate polymer used primarily as a sequestrant, water softener, dispersing agent, and anti-scaling additive. It binds metal ions such as Ca²⁺ and Mg²⁺, preventing precipitation and improving stability in aqueous systems.
CAS Number
10124-56-8
Synonyms
SHMP, hexasodium metaphosphate, glassy sodium polyphosphate, sodium polymetaphosphate, Calgon
Chemical Formula
(NaPO₃)₆
Appearance
White, granular or powdery solid; hygroscopic; highly soluble in water

Uses
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Water softener in industrial and laboratory applications
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Sequestrant to bind calcium and magnesium ions
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Anti-scaling and anti-corrosion agent in water treatment
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Dispersing agent in ceramics, pigments, and clay slurries
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Ingredient in detergents, cleaning chemicals, and textile processing
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Improves dispersion in drilling fluids and mineral processing
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Food-grade variant used as an emulsifier and stabilizer (depending on specification)
Key Features
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Excellent metal-ion binding capacity
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Prevents scale formation and precipitation
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Strong dispersing and deflocculating ability
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Enhances stability of suspensions and emulsions
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High solubility in water
-
Effective across a broad pH range
-
Multi-functional: sequestrant, conditioner, stabilizer
SDS Summary
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Hazard Classification: Low to moderate hazard
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Inhalation: Dust may cause irritation of nose, throat, and respiratory tract
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Skin/Eyes: May cause mild irritation upon contact
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Ingestion: Low toxicity; large amounts may cause gastrointestinal discomfort
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Fire Hazards: Non-flammable
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Handling: Avoid generating dust; use gloves and eye protection
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Storage: Hygroscopic—store tightly sealed in a dry environment
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Environmental: May contribute to eutrophication in large quantities; prevent release to waterways
| Weight | 25 kg |
|---|
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