Features of Phase Formation during “Dry” Neutralization in the System Na[2]CO[3]–H[2]O–H[x]An, citric, sulfuric) acids (HxAn) in the Na[2]CO[3]–H[2]
O–HxAn system with a molar ratio Na[2]CO[3]/H
Reagent precipitation of hardness ions by carbonate-containing builders mainly of Na[2]CO[3] · NaHCO[3] · 2H[2]
O, Na[2]CO[3] · H[2]
O and salts of the corresponding acids
Composition of phosphates formed by the interaction of liquid glass with orthophosphoric acid solutions and nonstoichiometric sodium silicates. The phosphorus containing phase is sodium hydrophosphate Na2HPO4· 12H2
O Investigation of sodium sesquicarbonate producingA method of sodium sesquicarbonate (Na2CO3 · NaHCO3 · 2H2
O) producing by polythermal
Influence of gas environment on the composition and properties of heat treatment products of galvanic slimes modifications of iron oxide ?magnetite Fe3
O4, maghemite ?-Fe2
O3and hematite ?-Fe2
O3. It is shown that crystal