Ключевые слова: acid, active oxygen, anti algae, anti bacteria, basic, basin, br, bromine, bromine shock, check, checking, chlor, chlorination, chlorine, cl, clean, clean water, cleaning, cleanliness, color chart, control, disinfection, equipment, examination, home, inflatable, inspection, kit, maintenance, measuring, monitoring, pastill, pellet, periodic, ph, ph corrector, pool, powder, private, purity, quality, rates, reagent, spa, test, testing, treatment, verification, water,