Re: [DIYbio] New York Times - Arsenic in Our Chicken?

On Wed, Apr 25, 2012 at 1:24 PM, Simon Quellen Field <sfield@scitoys.com> wrote:
> No I wasn't.
> 1 mg per kg is 1 part per million.
> Since water was listed in parts per billion, I simply converted all the
> mg/kg
> values into a common label.

ahh, I have to use ppm this week for a lab, coming from using
concentrations in molecules (molarity), it is hard to grasp why ppm
was ever conceived as a unit... but alas, I guess its pretty common!

--
Nathan McCorkle
Rochester Institute of Technology
College of Science, Biotechnology/Bioinformatics

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