sulphate
/'sʌlfeit/
Definition
- Noun:
- A salt or ester of sulphuric acid: A chemical compound containing the sulfate anion (SO₄²⁻) or the group -OSO₂O-.
- A substance containing this chemical group: Often refers to specific compounds used in industry, medicine, or found in nature.
Usage and Examples
- Noun:
- Copper sulphate is a common fungicide.
- The laboratory analysis detected high levels of sulphate in the water sample.
- Magnesium sulphate, also known as Epsom salt, has various uses.
Advanced Usage
- "Sulphate attack": A chemical reaction in concrete where sulfates cause deterioration.
- The bridge's foundation was weakened by sulphate attack from the groundwater.
- "Sulphate-free": Describing products, especially shampoos, formulated without sulfates like sodium lauryl sulphate.
- She switched to a sulphate-free shampoo for her sensitive scalp.
Variants and Related Words
- Sulfate: The standard American English spelling. The word "sulphate" is the chiefly British spelling.
- The mineral is composed of calcium sulfate.
- Sulphation (n): The process of forming or converting into a sulphate.
- The sulphation of the battery lead plates reduced its capacity.
- Sulphuric acid (n): The acid (H₂SO₄) from which sulphates are derived.
Synonyms
- Sulfate: The direct synonym, differing only in spelling convention.
Related Phrases and Compounds
- Ammonium sulphate: A common inorganic salt used as a fertilizer.
- Barium sulphate: A compound used as a radiocontrast agent in medical imaging.
- Sodium lauryl sulphate (SLS): A surfactant and detergent found in many cleaning and personal care products.
Noun
-
a salt or ester of sulphuric acid
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