Modified sodium disilicate

AppearanceFree flowing powder or granular
CA+ exchange (mgCaCO3/g), 35 iaeA: 450 min.
 B: 420 min.
 C: 380 min.
Na2O + SiO2 by wt %A: 60 min.
 B: 50 min.
 C: 45 min.
Whiteness %90 min
Bulk density (g/l) – Powder0.60 - 0.80
Bulk density (g/l) – Granular0.38 – 0.55
pH of 1% water solution12.5 max.
Moisture by wt %4.0 max.
Water insoluble by wt %1.5 max.