| ITEMS | UNIT | SPECIFICATIONS |
| Appearance | - | White fine powder |
| Active content | wt% | > 80 |
| Loosed bulk density | g/cm3 | 0.25 ~ 0.35 |
| Dry loss (105℃, 2hr) | wt% | < 6.0 |
| Sieve residue >45μm | wt% | < 0.3 |
| Whiteness | L value | > 98 |
| Average particle size | μm | 1.8 ~ 2.5 |
| Chemical composition | Na2O Al2O3 SiO2 CaO |
~ 6.0 > 25 > 30 > 11 |
