The presence of high mass molecules (up to 12000 u) in coal-derived material where previously the highest mass components detected did not exceed 1 or 2000 u is demonstrated for the first time by the use of laser desorption mass spectrometry.
A. A. Herod, R. Kandiyoti, J. E. Parker, C. A. F. Johnson, P. John, G. P. Smithc and C.-Z. Li, J. Chem. Soc., Chem. Commun., 1993, 767 DOI: 10.1039/C39930000767
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