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CoCl2 in hygrometers
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Sep 30, 2009, 05:34 PM
mggordon
CoCl2 in hygrometers
Why is CoCl2 used in hygrometers?
Sep 30, 2009, 06:04 PM
Perito
changes color with humidity (pink to blue/purple).
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changes color with humidity (pink to blue/purple).