Test Items |
Standard |
Test result |
Sodium oxide ( Na 2 O )% |
28.70-30.00 |
29.01 |
Silica ( SiO 2 )% |
27.80-29.20 |
29.13 |
Water insoluble % |
≤0.05 |
0.02 |
Iron ( Fe ) ppm |
≤100 |
50 |
Bulk density |
0.80-0.97g/cc |
0.95 |
ParticularSize % (16-30 mesh) |
≥90 |
95 |
Whiteness |
≥80 |
95 |
PH(1 % Solution) |
≥12.5±1.0 % |
12.5 |