Assertion: urea's effect | /r/HasProperty | neutralized with sodium hydroxide solution
Facets:
Source sentences:
text: Due to the fact that as formaldehydefree raw materials used urea-formaldehyde concentrate, the effect of impurities in the urea-formaldehyde concentrate and urea, destabilizing the pH of the reaction mixture, neutralized with sodium hydroxide solution to bring the pH of the reaction mixture to 6.0 to 8.0.