Assertion: sodium hypochlorite | /r/HasAspect | metal contamination
Facets:
value: prior to filtration
type: TEMPORAL
value: typically
type: TEMPORAL
Source sentences:
text: Prior to filtration, sodium hypochlorite produced in any production facility can typically have metal contamination in the range of 1 ppm iron, 400 ppb nickel, and 60 ppb copper.