氟硅酸盐系列氟硅酸钠
| Items | Unit | NSF Grade | Industrial Grade | |
|---|---|---|---|---|
| Content | % ≥ | 99.00 | 98.00 | |
| Fluorine | % ≥ | 59.70 | 59.00 | |
| Chloride(Cl) | % ≤ | 0.02 | 0.15 | |
| Sulfate(SO4) | % ≤ | 0.10 | 0.25 | |
| Iron(Fe) | % ≤ | 0.02 | 0.02 | |
| Heavy Metal(Pb) | % ≤ | 0.005 | 0.01 | |
| Water-insoluble matter | % ≤ | 0.30 | 0.40 | |
| Loss on drying 105℃ | % ≤ | 0.30 | 0.30 | |
| Particle Size | +60Mesh | % ≤ | 1.00 | 1.00 |
| 60~100Mesh | % ≥ | 50.00 | 50.00 | |
| 100~200Mesh | ||||
| 200~325Mesh | % | Report | Report | |
| Appearance | -325Mesh | % | Report | Report |
| Appearance | Free Flow | Free Flow | ||
| Density | 2.679 | 2.679 | ||
Packed in 25kg,1000kg/bag
CAS No : 16893-85-9
Formula : Na2SiF6
Mainly used as glass and enamel opalescent agent, flux, agricultural insecticide, but also used in ceramics, glass, enamel, wood preservative, medicine, water treatment, leather, rubber and sodium fluoride
Storage condition:
1.Ventilated, dry and cool place, avoid direct sunlight
2.The temperature does not exceed 30 degrees, and the humidity is maintained at 30%-60%