Re: Atomic composition calculator software

From: Damon Barbacci (dbarbacci@thinksrs.com)
Date: Wed Apr 26 2000 - 12:39:15 EDT


Juhani,

At what mass range are you looking? I ask because above
around 400 Da (anyone correct me if I'm off with this number),
using mass to determine atomic composition generates a
seemingly endless amount of possibilities. That is, unless
you know the mass with an accuracy of 1 ppb or better as
mass increases.

Regards,
Damon

On 26 Apr 00, at 16:08, Juhani Saarinen wrote:

>
> Dear All,
>
>
> Does anybody know of a freely distributable PC (or Mac) program,
> which would calculate an atomic composition for a measured molecular
> weight?
>
>
> Thank you for your concideration,
>
> Juhani
>
>
> Juhani Saarinen
>
> Protein Chemistry Laboratory
> Institute of Biotechnology
> University of Helsinki, Finland
>
> e-mail jksaarin@operoni.helsinki.fi
>
> Phone +358-9-708 59 414
> Fax +358-9-708 59 416
> Street adress:
> Viikinkaari 9
> FIN-00014, Helsingin yliopisto
> PL 56
>

Damon C. Barbacci, Ph.D.
Stanford Research Systems
1290 D Reamwood Ave.
Sunnyvale, CA 94089
Phone: (408) 744-9047 ext 249
Fax: (408) 744-9077



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