偏硅酸钠 无水/五水
详细说明
Sodium Metasilicate Anhydrous
CAS No.: 6834 - 92 - 0
Formula: Na2SiO3
M.W.: 122.6
Appearance: White beaded granular
Specifications: Tech Grade
Inspection Item | Standard |
Na2O | 49.5% - 51.5% |
SiO2 | 45% - 47% |
Whiteness | 85% min |
Particle size (0.3 - 1.0mm) | 93% min |
Bulk density | 0.98 - 1.35g/cm3 |
Fe | 200ppm max |
Package: in 25kg bag
Sodium Metasilicate Pentahydrate
CAS No.: 10213 - 79 - 3
Formula: Na2SiO3·5(H2O)
M.W.: 212.15
Appearance: White crystalline or bead
Specifications: Tech Grade
Inspection Item | Standard |
Na2O | 28.0% - 30.5% |
SiO2 | 27.0% - 29.0% |
Whiteness | 80% min |
Particle Size (14 - 60Mesh) | 90.0% min |
Bulk Density | 0.85 - 1.05g/cm3 |
Fe | 200ppm max |
Package: in 25kg bag