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Characterization of coal and coal-derived products by 1H spin-lattice relaxation

✍ Scribed by Chee Keung Chow

Publisher
Elsevier Science
Year
1981
Tongue
English
Weight
307 KB
Volume
60
Category
Article
ISSN
0016-2361

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## Extracts from various coals and coal-derived products were studied using liquid chromatography with optical activity detection. Thechromatogramsshow that there are substantial numbers of optically active components in these samples. Since both dextrorotatory and laevorotatory components are pre