water of hydration


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water of hydration

n. pl. waters of hydration
Water chemically combined with a substance in such a way that it can be removed, as by heating, without substantially changing the chemical composition of the substance.
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Noun1.water of hydration - the water present in hydrated compounds
H2O, water - binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent
References in periodicals archive ?
The zinc borate alternately reduces the amount of smoke generated by increasing char and giving off water of hydration to quench the flame.
A higher swelling ratio for those nanoparticles prepared at the lowest weight ratio (1: 1) was expected because high positive charges on the nanoparticles surfaces had provided more crosslinking sites available for bonding with surrounded water (water of hydration).
ACM-MH 95 magnesium hydroxide serves as a flame-retardant filler, releasing water of hydration like alumina trihydrate, but is able to withstand processing temperatures to 625 F vs.