sodium lauryl sulphate
Definition
- Noun:
- A chemical compound used primarily as a strong cleaning and foaming agent. It is an effective detergent for removing grease and oil. While it is a common ingredient in many personal hygiene and cleaning products, it can be irritating to skin and mucous membranes and is harmful if ingested.
Usage
- As a detergent/cleaning agent: Sodium lauryl sulphate is valued for its ability to cut through grease and create a lather.
- The industrial cleaner contains sodium lauryl sulphate to effectively remove heavy oil stains.
- As an ingredient in consumer products: It is widely used as a foaming agent in products like shampoo, toothpaste, and soap.
- Many bubble baths rely on sodium lauryl sulphate to produce abundant foam.
- With a cautionary note: Its usage often comes with warnings due to its potential to cause irritation.
- Some people choose toothpaste without sodium lauryl sulphate to avoid canker sores.
Advanced Usage
- In scientific or industrial contexts: The compound is often discussed in terms of its chemical properties, concentration, or alternatives.
- The study compared the irritation potential of sodium lauryl sulphate with that of newer, milder surfactants.
Variants and Related Words
- Sodium lauryl sulfate (SLS): The most common alternative spelling, using 'sulfate' instead of 'sulphate'.
- Sodium dodecyl sulfate (SDS): The standardized chemical name used predominantly in scientific and laboratory contexts. It is chemically identical to sodium lauryl sulphate.
- Surfactant: A general term for a substance that reduces surface tension, like sodium lauryl sulphate. SLS is an .
- Detergent: A substance used for cleaning. Sodium lauryl sulphate is a specific type of synthetic detergent.
Synonyms
- Cleaning agent
- Surfactant (specifically an anionic surfactant)
- Foaming agent
- Emulsifier (describes one of its functions)
Related Phrases / Terms
- SLS-free: A label used on consumer products to indicate they do not contain sodium lauryl sulphate, often marketed as being gentler.
- She switched to an SLS-free shampoo to help with her dry scalp.
Noun
-
a caustic detergent useful for removing grease; although commonly included in personal care items (shampoos and toothpastes etc.) it can irritate skin and should not be swallowed
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