PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • No10 ppmNo10 ppmFoaming agents (surfactants)Foaming agents (surfactants) are detergents or detergent-like substances used as cleaning agents in industrial and consumer goods such as personal care products; they are also used as inert ingredients in pesticides.4 ppb20 ppbNo500 ppbNo500 ppbNOTE: Each dot in the above graph represents one month.* Water utilities are noted as exceeding the legal limit
http://www.w3.org/ns/prov#wasQuotedFrom
  • ewg.org