ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] It was found1'2 that the 13C/12C ratio of methanes from natural gases ranges from ? 10-4 per mil to ? 84-4 per mil in dunits. (d Carbon-13 is determined as follows: (13CV12C) sample, d13C 1 X 1,000 13C/12C standard J Results are referred to the PDB standard (ref. 1).) This range of variation ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/2051303b0
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