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Date:

Mon, 29 Mar 2010 21:29:45 +0100

Reply-To:

Stable Isotope Geochemistry <[log in to unmask]>

Subject:

Re: plastic isotope values

From:

Peter Ditchfield <[log in to unmask]>

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Stable Isotope Geochemistry <[log in to unmask]>

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Our in house nylon 6-6 standard has a carbon value of -26.1 per mil  
(VPDB) and nitrogen value of -1.9 (AIR)


On 29 Mar 2010, at 21:21, jay Brandes wrote:

> Does anyone have a good reference for typical C (and maybe H and N)
> isotope values for plastics?
>
> Thanks-Jay Brandes

> Dr. Peter Ditchfield
> Stable Isotope Laboratory Manager
> Research Laboratory for Archaeology and the History of Art
> University of Oxford
> Dyson Perrins Building, South Parks Road
> Oxford, UK
> OX1 3QY
> tel:01865-285210
> fax:01865-285220

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