Bull. Spec. CORESTA Symposium, Taormina, 1986, p. 83, PP03, ISSN.0525-6240
Investigation of the polycarbonic acid contents in tobacco
Tobacco Institute, Prilep, Macedonia.
A gas chromatographic method was used for determination of the polycarbonic acids (oxalic, malonic, malic and citric acid) from tobacco produced in Yugoslavia. Acids were esterified with 10% sulphuric acid in absolute methanol, and methyl esters of the ...