Behavior of Salts - Hygroscopic Absorption


Keywords:  Sodium chloride solution; NaCl; Halite, Deliquescence, Crystallization

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Saturated Calcium Chloride solution (CaCl) with crystals in solution next to a container of water. Note hygroscopic absorption and dissolution of CaCl crystals (macro photography in RH controlled chamber, 11 seconds, time-lapse 110x, real-time 20 minutes)

Visiting GCI scientist Hans-Jürgen Schwarz and Eric Doehne