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Table 1 Determination of Al, Fe and Ti quantities in synthetic solution

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

Al taken/mg Al found/mg Deviation/mg Fe taken/mg Fe found/mg Deviation/mg Ti taken/mg Ti found/mg Deviation/mg
20 19.95 -0.05 7.0 6.82 -0.18 7.5 6.67 -0.83
15.6 15.60 _ 4.45 4.41 -0.04 4.5 4.46 -0.04
10.4 10.37 -0.03 3.2 3.22 +0.02 3.0 3.02 +0.02
5.75 5.78 +0.03 1.0 1.0 _ 1.55 1.5 -0.05
3.20 3.20 _ 0.5 0.47 -0.03 0.8 0.84 +0.04
1.50 1.49 -0.01 0.01 0.018 +0.008 0.01 0.015 +0.05