Pollutant sensors; Scientific instrumentation for measuring nutrients in water; Sensors for measuring nutrients in water, not for medical use; Scientific instrumentation for measuring nitrate plus nitrite, nitrite, phosphate, ammonia, total nitrogen, total phosphorus, and silicate in water; Sensors for measuring nitrate plus nitrite, nitrite, phosphate, ammonia, total nitrogen, total phosphorus, and silicate in water, not for medical use
Electrical and Scientific ApparatusTechnological planning and consulting services in the field of environmental and water quality; Technological planning and consulting services in the field of maintaining and remedying the quality of bodies of water, nutrient management and mitigation, and quality restoration in aquatic environments; Water analysis; Analysis of water quality; Water quality analysis services; Water quality control services; Research laboratory analysis services in the field of environmental and water quality
Computer and Scientific