Specification:
Sodium Oxide: 29.11%
Silica: 28.99%
Water insoluble: 0.2% max.
Fe: 200 ppm max.
whiteness: 85% min.
Bulk Density: 0.95g/ cc
PH of 1.0% solution: 12-13
Melting point: 72.2
Particular size: 16-30 Mesh