Assertion: hydrogen sulfide's property | /r/HasProperty | obtained
Facets:
value: by saturating the formaldehyde solution
type: MANNER
Source sentences:
text: As previously mentioned if less hydrogen sulphide is added to the formaldehyde solution than is necessary to saturate it, under the pH lng partially saturated solutions also have the property of forming useful resins with certain phur is obtained by only partially saturating the formaldehyde solution, and the product is present in a clear or slightly turbid solution.