katsevahend (alt kraaniga suletav anum), millest saab tilkhaaval lisada reagenti reaktsioonisegule
a type of laboratory glassware used to transfer fluids
Hea teada
Dropping funnels are useful for adding reagents slowly, i.e. drop-wise. This may be desirable when the quick addition of the reagent may result in side reactions, or if the reaction is too vigorous.