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Analytical chemistry

Reactions assayed by magnets

Does it float or sink? And to what extent? The answers to these questions can be used to follow the course of chemical reactions on solid supports, and are obtained simply by using two magnets, a salt solution and a ruler.

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Figure 1: Sink or levitate.


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Bergbreiter, D. Reactions assayed by magnets. Nature 457, 805 (2009).

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