Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98 % silica, fusion process for the determination of Al2O3, Fe2O3 and TiO2 as we-ll as CaO, MgO, Na<(In
Testing of raw materials for the production of glass; chemical analysis of arenaceous quartz with at least 98% silica; fusion process for the determination of Al2O3, Fe2O3 and TiO2 as well as CaO, MgO, Na2O and K2O.Essai des matières premières pour la pr