What internal standard do you use? Based on my
experience, Te is a good internal standard for Se. We
monitor both Te128 and Te130.
--- Irene Rudik <[log in to unmask]> wrote:
> Good morning everyone,
> I was wondering if there are any official
> publications for selenium
> determination in such reference materials as 1577b
> and DORM-2 by ICP/MS
> alone, not in conjunction with any other methods.
> Any other SRMs? I would
> like to know if in general ICP/MS gives slightly
> higher selenium readings as
> compared to the reference values, which do not
> include detection by ICP/MS.
> Thanks in advance,
> Irina Rudik, Ph.D.
> Toxicology Laboratory Supervisor
> University of Pennsylvania
> New Bolton Center
> 610-444-5800 ext.2376
Dengwei Huo, Ph.D.
Inorganic Department Manager
Columbia Analytical Services
8540 Baycenter Rd
Jacksonville, FL 32256
e-mail: [log in to unmask]
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