Assertion: wetting agent's component | /r/HasAspect | the formula
Facets:
value: preferably
type: MANNER
Source sentences:
text: Suitable components (f) preferably have the formula ##STR3## in which R 1 and R 2 , independently of each other, are --CH 2
text: Suitable components (d) preferably have the formula ##STR5## in which R 3 and R 4 , independently of each other, are hydrogen or alkyl having 1 to 4 carbon atoms, in particular methyl, and x is as defined above.