Assertion: urea | /r/HasProperty | 10 mol
Facets:
Source sentences:
text: Six hundred grams of urea (10 mol) and 810g of 37% formalin (10 mol as corresponding formaldehyde) were mixed, and the mixture was adjusted to a pH of 8 by hexamethylenetetramine, and allowed to react at 65°C for 30 minutes.
text: Reaction, drying and pulverization were allowed to proceed in the same manner as in preparation of the molding material (1) with the exception that 600g of urea (10 mol) and 1055g of 37% formalin (13 mol with respect to formaldehyde) were used, to produce a molding material (4).