Assertion: unreacted hydrocyanic acid | /r/HasProperty | absorbed
Facets:
value: therein
type: LOCATION
Source sentences:
text: On the other hand, a part of the catalyst solution in reaction apparatus II wherein nitrogen oxides and unreacted hydrocyanic acid are absorbed therein, is sent to reactor 1 by recycling, the pH of it is raised and it begins to oxidize hydrocyanic acid again.