tribasic sodium phosphate
Definition
Noun: A chemical compound, specifically the tertiary phosphate of sodium (Na₃PO₄). It is a white, crystalline or granular substance, highly alkaline and soluble in water. Its primary industrial use is as a builder in cleaning agents, meaning it enhances the effectiveness of soaps and detergents by softening water and emulsifying dirt and grease.
Usage Examples
- Noun:
- Tribasic sodium phosphate is a key ingredient in many industrial cleaning formulations.
- The laboratory procedure requires the addition of tribasic sodium phosphate to buffer the solution.
- Due to environmental concerns, the use of tribasic sodium phosphate in household detergents has declined.
Advanced Usage
- As a technical term: The term is primarily used in chemistry, manufacturing, and regulatory contexts (e.g., ingredient lists, safety data sheets).
- Abbreviation: Often abbreviated as TSP (trisodium phosphate) in industrial and commercial settings.
- The walls were cleaned with a TSP solution before painting.
Variants and Related Words
- Trisodium phosphate (TSP): The most common synonym and variant name.
- Sodium phosphate tribasic: An alternative systematic name.
- Builder (n): A substance added to soaps/detergents to enhance cleaning efficiency, a key functional category for this compound.
- Alkali (n): A class of substances with similar high pH properties; tribasic sodium phosphate is a strong alkali.
Synonyms
- Trisodium phosphate (TSP)
- Sodium orthophosphate
- Na₃PO₄ (chemical formula)
Related Phrases/Compounds
- Sodium phosphate: A general term for phosphates of sodium, which includes monobasic (NaH₂PO₄) and dibasic (Na₂HPO₄) forms, with different properties and uses.
- Phosphate builder: A descriptive phrase for its primary industrial function.
Noun
-
the tertiary phosphate of sodium used as a builder in soaps and detergents
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