Chemicals for treatment, pH, phosphate, cyanuric acid, hardness and alkalinity balancing, and purification of water; flocculants, coagulants, chemical adsorbents and chemical absorbents for removing impurities from water; chemical preparations, namely, cleaning solvents for the cleaning of water treatment plants; chemicals for remediation of water treatment plants, namely, chemical preparations for use as a remediation agent by accelerating the decomposition of organic material and biofilm; c...