Assertion: hydrogen sulfide | /r/HasProperty | primary
Facets:
value: with an mcl of zero
type: OTHER
Source sentences:
text: Hydrogen sulfide is considered neither a primary nor a secondary contaminant in the Environmental Protection Agency's current drinking water standards, but if the concentration of hydrogen sulfide in water is more than 0.5 parts per million (ppm), it will:
text: Hydrogen sulfide is a secondary water contaminant with an MCL of zero.