1 BACTERIA FOR WASTE WATER TREATMENT; PHOSPHATES FOR POTABLE WATER TREATMENT; WASTE WATER TREATMENT CHEMICALS FOR INDUSTRIAL USE
11 WATER TREATMENT EQUIPMENT, NAMELY, CARTRIDGE FILTRATION UNITS, CHEMICAL STERILIZATION UNITS, REVERSE OSMOSIS FILTRATION UNITS, AND ULTRAVIOLET STERILIZATION UNITS
40 WATER TREATMENT; ENVIRONMENTAL REMEDIATION SERVICE, NAMELY, SOIL, WASTE AND/OR WATER TREATMENT SERVICES