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. 2019 Nov 20;5(11):e02881. doi: 10.1016/j.heliyon.2019.e02881

Table 1.

OPC chemical analysis results.

Sample Cement Composition % w/w ±S.D
Al2O3 SiO2 SO3 Na2O K2O CaO MgO Fe2O3 MnO LOI
Avg 3.643 ± 0.010 22.182 ± 0.010 2.695 ± 0.021 0.410 ± 0.001 0.975 ± 0.006 64.627 ± 0.042 2.084 ± 0.025 3.403 ± 0.012 0.173 ± 0.001 1.519 ± 0.001