Water treatment preparations;Water treatment substances;Additives (chemical-) for use in the cleaning of water;Chemical compounds for the removal of solids in water clarification;Chemical compounds for use in removing solids from water in filtration;Chemical preparations for the treatment of water;Chemical preparations for use in water purification;Chemical products for the treatment of water;Chemical substances for purifying water;Chemicals for the purification of water;Chemicals for treating water;Chemicals for use in cleaning water;Chemicals for use in clearing water;Chemicals for use in the treatment of water;Industrial chemicals for use in treating cooling water in recirculating cooling systems.;