PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • FIG. 3 is a graphical representation of how the equilibrium between the sulfide and sulfate forms of sulfur varies with ORP if pH is held constant at 7.2 and total sulfur is held constant at 750 mg/L.
http://www.w3.org/ns/prov#wasQuotedFrom
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