Sentence Examples


  • Soc., 18 9 8, 73, p. 35 2) as a colourless liquid by the addition of hydroxylamine hydrochloride to an aqueous solution of formaldehyde in the presence of sodium carbonate; the resulting solution was extracted with ether and the oxime hydrochloride precipitated by gaseous hydrochloric acid, the precipitate being then dissolved in water, the solution exactly neutralized and distilled.
  • The reaction of formaldehyde on phenols: 0.
  • The original hypothesis of Baeyer suggested that the course of events is the following: the carbon dioxide is decomposed into carbon monoxide and oxygen, while water is simultaneously split up into hydrogen and oxygen; the hydrogen and the carbon monoxide unite to form formaldehyde and the oxygen is exhaled.
  • The formation of formaldehyde has till recently not been satisfactorily proved, though it has been obtained from certain leaves by distillation.
  • Recent investigations have confirmed Baeyers view of the formation of formaldehyde, but a different explanation has been recently advanced.