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. 2020 May 6;10:7624. doi: 10.1038/s41598-020-64658-1

Table 3.

Silica fume properties considered.

Property Value Test Standard
Density, (Mg/m3) 92.25 ASTM C1240-20105
Specific Gravity 2.24 ASTM C1240-20105
SiO2 (%) 98.87 ASTM E1621106
Al2O3(%) 0.02 ASTM E1621106
Fe2O3 (%) 0.01 ASTM E1621106
K2O (%) 0.08 ASTM E1621106
CaO (%) 0.23 ASTM E1621106