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Dear friends of isotopes:
Does somebody out there tell me how to obtain so-called NGS standard gases, which contain methane and some light hydrocarbons with known isotopic compositions? Thank you for any information from you in advance.
Sincerely,
Nori Tanaka
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Noriyuki Tanaka
Laboratory of Marine and Atmospheric Geochemistry(MAG)
Graduate School of Environmental Earth Science
Hokkaido University, Sapporo, 060 Japan
tel 011-706-2370
fax 011-726-6234
Email [log in to unmask]