do you think is the same to use a gas (CO2) rather than a solid carbonate having this range of isotopic composition?.
On Tue, 25 Nov 2003 10:52:57 +0100, Karine Charlier <[log in to unmask]> wrote:
>I'd like to measure delta13C of organic matter with values between -60
>and -100 per mil.
>Then I'm looking for a solid standard with delta 13C below -60 per mil.
>Do you know where I can find it ?
>Thanks in advance,