CEFR C1

trichloroisocyanuric acid

noun phrase

Meaning

A white crystalline solid used as a disinfectant, algaecide, and bactericide, especially in swimming pools and spas.

Examples

  • Regularly testing the water is important when using trichloroisocyanuric acid.
  • The concentration of trichloroisocyanuric acid in the pool should be maintained between 1-3 ppm.

Synonyms: chlorine, sanitizer, disinfectant, biocide