Ключевые слова:
Manganese inorganic compounds, Calibration, Oxides, Refractories, Silica refractories, Emission spectrophotometry, Flame photometry, Magnesium inorganic compounds, Aluminium oxide, Chromium inorganic compounds, Refractory materials, Silicon dioxide, Titanium dioxide, Ceramics, Atomic absorption spectrophotometry, Potassium inorganic compounds, Specimen preparation, Phosphorus pentoxide, Zirconium inorganic compounds, Calcium oxide, Sodium inorganic compounds, Combustion test methods, Special ceramics, Alumino-silicate minerals, Spectrophotometry, Determination of content, Chemical analysis and testing, Ferric inorganic compounds