Capacite calorifique de l'uree et de quelques melanges eutectiques a base d'uree entre 30 et 140° C

The temperature and melting enthalpy of urea and of the following eutectic mixtures have been previously determined by differential thermal analysis tb]5,3 r ]CO(NH2)2 + NaCl c ]CO(NH2)2 + NaI c ]CO(NH2)2 + NaNO3 r ]CO(NH2)2 + NaBr c ]CO(NH2)2 + KI c ]CO(NH2)2 + KNO3 r ]CO(NH2)2 + KCl c ]CO(NH2)2 + Nal + KI c ]CO(NH2)2 + NaNO3 + KNO3 r ]CO(NH2)2 + KBr r ]CO(NH2)2 + NaBr + KBr