ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Fig. 1 Capillary column chromatogram of the saturated hydrocarbon fraction of a Thornton bitumen distillation cut. Numbers indicate 17a(H)-hopanes (carbon atoms); a, tricyclic terpanes (C20-C25); b, tetracyclic terpanes (C23-C25, C29); c, steranes (C21-C22, C26-C28); d, 18a(H)-trisnorneohopane; e, ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/292616a0
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