Assertion: napoleon's level | /r/HasProperty | 10 ppm
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Source sentences:
text: To begin with, H. Smith discovered a high mean level of arsenic in the piece of Napoleon's hair shaved on 6 May 1821 (a lock belonging to Marchand and kept by the Musée de l'Armée), but he also found the same level (10 ppm) in a strand of Napoleon's hair given to the artist Isabey in 1805 (14 germinal, Year XIII).