Dear listmembers
I am looking for the d13C value of NBS21, a graphite standard now
replaced by USGS-24 in recent compilations of standard references. I
would be grateful to anyone who can provide me some data or
bibliographic references.
Christine FLEHOC
BRGM - SMN/ANA/ISO
3 Ave C. Guillemin
B.P. 6009
45060 ORLEANS cedex 2 FRANCE
fax 33 02 38 64 37 11
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