By Marcelle Dibrell
Although cyanuric acid has been used alongside chlorine in swimming pools since 1956, a great deal of confusion remains about how it works. One of the biggest problems is a surprising lack of peer-reviewed studies concerning cyanuric acid’s effect on chlorine’s ability to kill algae.
The pool industry is only lately becoming aware that cyanuric acid slows chlorine’s ability to kill bacteria and some microorganisms. For example, it is only in the last few years that the CDC has recommended lowering cyanuric acid to less than 15 ppm prior to superchlorinating in the event of a fecal incident.Read More