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feb 20, 1836 - James Marsh

Description:

James Marsh (2 September 1794 – 21 June 1846) was a British chemist who invented the Marsh test for detecting arsenic. Published the march test in about 1836.

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ByConnor Parks
7 Sep 2018
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Date:

feb 20, 1836
Now
~ 189 years ago
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