Abstract
350℃-volatile pyrolytic products,obtained from Oligocene kerogen of Bi-yang depreression,Nanxiang Basin,are identified with PY-GC/MS.It is shown clearly that the compounds before C within the products yielded fromtype-Ⅰ kerogen are mainly N-alkane and N-alkene,aromatic hydrocarbon and phenolic products are yielded from type-Ⅲ kerogen,whereas products yielded from type-Ⅱ are between those of type-Ⅰ and type-Ⅲ.
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