a chemical compound, sodium hexametaphosphate, with water-softening properties, used in detergents
WordReference Random House Unabridged Dictionary of American English © 2026
Cal•gon
(kal′gon),USA pronunciation [Trademark.]
- Chemistry, Trademarksa brand of sodium phosphate glass (sodium hexametaphosphate,) soluble in water: used as a water-softening agent.
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