NIC Nail Technician Written ExamScientific ConceptsEasy

A technician is preparing to use a new disinfectant. The product label states it is a 'quaternary ammonium compound.' What category of disinfectant does this fall under?

  1. APhenolic
  2. BAlcohol
  3. CQuat
  4. DBleach
Show answer & explanation

Correct answer: C. Quat

Quaternary ammonium compounds are commonly referred to as 'quats' in the professional beauty industry. They are effective disinfectants used in salons and spas.

Why the other options are wrong

  • A. Phenolics are another type of disinfectant, known for their strong odor and efficacy against certain pathogens.
  • B. Alcohols are a different class of disinfectants, often used as antiseptics.
  • D. Bleach (sodium hypochlorite) is a powerful disinfectant but is a different chemical compound.

Quaternary Ammonium Compounds (Quats)

Quaternary ammonium compounds, or 'quats,' are a class of disinfectants commonly used in salons for their effectiveness against a broad spectrum of pathogens.

  • Effective against bacteria, fungi, and some viruses.
  • Commonly used in salons and spas.
  • Abbreviated as 'quats'.

Memory trick: Quats are QUITE effective, Alcohols are for HANDS, Phenolics are for STRONG smells, Bleach is for WHITENESS.

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