Aromatic products of 340 Β°C supercritica
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Keith D. Bartle; Ayla Γalimli; Derry W. Jones; Raymond S. Matthews; Aral Olcay;
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Article
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1979
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Elsevier Science
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English
β 598 KB
Fractions of Elbistan and Seyitomer (Turkish) Iignites, extracted with supercritical toluene at 340Β°C and 8 MPa, have been separated by solvent extraction and silicagel chromatography. Analyses by n.m.r. and i.r. spectroscopies and other methods have been combined in structural-analysis schemes to y