Added molybdenum (ppm) No. of days % change in compressive strength in comparison of control
3 7 28 60 90 180 3 7 28 60 90 180
Control 323.4 436.0 486.0 570.0 570.0 620.0            
1000 345.0 410.0 550.0 555.0 555.0 606.6 106.6 93.9 113.0 97.3 97.3 97.8
1500 354.0 423.4 580.0 592.0 640.0 660.0 96.9 119.1 103.8 112.2 106.4 109.4
2000 354.0 426.6 590.0 564.0 640.0 700.0 109.4 97.7 121.2 98.9 112.2 112.9
Table 5: Compressive strength (kg/cm2) of mortar samples.