Liquid immiscibility in the system NaF–H2O and microlite solubility at 800°Cстатья
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Дата последнего поиска статьи во внешних источниках: 22 февраля 2018 г.
Аннотация:It is experimentally studied the NaF effect on the microlite solubility at 800oC and 170, 200 and 230 MPa. The immiscibility boundaries and compositions of fluid phases L1 and L2 are defined in the system NaF-H2O at 800°C. It is established that microlite solubility increase in L1 phase, as compared with a homogeneous solution, is explained by appearance in the L1 phase of “free” HF in an amount of 0.025 ± 0.003 mol/kg H2O. The model of “acidification” L1 and “alkalizing” L2 is supposed.