Sodium Meta Silicate Anhydrous
| Characteristics | Specifications |
| Alkalies as Na2O | 48% Min. |
| Ratio : Na2O:SiO2 | 1:1+0.1 |
| Appearance | White Powder / Grannal |
| Free Alkali as Na2O | 2% Max. |
| Loss on ingnition | 4% Max. |
| Matter Insoluble | 1% Max. |
Sodium Meta Silicate 5H2O (Pentahydrate)
| Checking Item | Test Standard (HG/T2568-94) | Test Result |
| Sodium oxide (Na2O)% | 28.00 - 30.00 | 29.02 |
| Silica (SiO2)% | 27.00 - 29.00 | 28.99 |
| Water insoluble % | < 0.2 | 0.06 |
| Fe (ppm) | < 200ppm | 37 |
| Whiteness % | > 80 | 90 |
| Bulk Density | 0.80 - 0.97g/cc | 0.95 |
| PH of 1.0 % Solution | 12 - 13 | 12.65 |
| Melting Point | 72.2 ' C | 72.2 ' C |
| Particular Size % (16-30 mesh) | > 90 | 98 |
| CONCLUSION | PASS | |
Sodium Meta Silicate 9H2O
| Characteristics | Specifications |
| Alkalies as Na2O | 20% Min. |
| Ratio : Na2O:SiO2 | 1:1+0.1 |
| Appearance | White moist Powder with crysteline appreance |
| Free Alkali as Na2O | 1% Max. |
| Loss on ingnition | 58% Max. |
| Matter Insoluble | 0.5% Max. |
ISO 9001 : 2015 Certified
