Chemat Smain, Lagha Ahcene, Ait Amar Hamid, Chemat Farid
Centre des Recherches Techniques et Scientifiques en Analyses Physico-chimiques, BP 248 Alger RP 16004 Alger, Algeria.
Ultrason Sonochem. 2004 Jan;11(1):5-8. doi: 10.1016/S1350-4177(03)00128-7.
Simultaneous microwave and ultrasound irradiation is shown as a new technique for digestion of solid and liquid samples suitable for chemical and food analysis. Its application in analytical chemistry has been shown by decreases in digestion time: determination of copper in edible oils and total Kjeldahl nitrogen.