sodium metasilicate is a Textile Processing product. Key specs — Origin: China (Mainland).
Product Description
2. Materialization nature : non-toxic, tasteless, pollution-free white crystalline granular, easy soluble in water, insoluble in alcohol or in acid. The solution is alkaline, which presents detergency, emulsibility, dispersity, wettability, permeability and the buffer ability to the PH value, belonging to inorganic salts product, very hygroscopic and deliquescet when exposed to the air..
3. Use: In wash industry, textile industry, Paper & Printing Industry, ceramic industry, metallurgical industry, construction field ect
4. Packing: 25kg in PPbag or packed according to requirements.
5. Specification
Na2SiO3 H2O quality standards(HG/T2568-94)
| NATIONAL QUALITY INDEX | TESTING RESULT |
Sodium oxide(Na2O)% | 50.50+-1.00 | 51.44 |
Silica(SiO2)% | 46.00+-1.00 | 46.43 |
Iron(Fe)% | Less than200ppm | 77 |
Bulk density(g/cm3) | 1.05-1.35 | 1.23 |
Particle Size(20-65mesh)% | More than93.0 | 99.66 |
Whiteness | More than 85 | |
Na2SiO3 9H2O quality standards(HG/T2568-94)
| NATIONAL QUALITY INDEX | TESTING RESULT |
Sodium oxide(Na2O)% | 28.5-30.0 | 28.9 |
Silica(SiO2)% | 27.3-29.2 | 27.7 |
Iron(Fe)% | Less than 0.03 | 0.005 |
Water-insoluble substances% | Less than 0.2 | 0.05 |
Whiteness | More than 75 | 85 |
Na2SiO3 5H2O quality standards(HG/T2568-94)
| NATIONAL QUALITY INDEX | TESTING RESULT |
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