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Table 4 Analytical results for silica Sand – 3

From: Stepwise complexometric determination of aluminium, titanium and iron concentrations in silica sand and allied materials

Constituents Set-I, % w/w, Results obtained using the proposed method Set-II, % w/w Results obtained by complexometry5 for Al, and colorimetry6 for Fe and Ti
Al2O3 9.92 ± 0.21 9.94 ± 0.24
Fe2O3 1.01 ± 0.10 1.00 ± 0.09
TiO2 0.38 ± 0.05 0.40 ± 0.05