PHOSPHORIC ACID, 85% (FOOD GRADE)
- Chemical Formula：H3PO4
- CAS: 7664-38-2
- Appearance: liquid
Product Specification:
| ITEM | SPECS |
|---|---|
| Purity | 85% min |
| Chloride | 0.0005% max |
| Heavy metals (as Pb) | 0.0005% max |
| As | 0.00005% max |
| Sulphate (as SO₄) | 0.005% max |
| Fluoride | 0.001% max |
| H₃PO₃ | 0.012% max |
Sodium Silicofluoride 99% ( also name : Sodium Fluorosilicate 99% )
- CHEMICAL FORMULA：Na2SiF6
- CAS NO.: 16893-85-9
- APPEARANCE: White free flowing power
Main Usage: As opacifying agent for vitreous enamels and opalescent glass. As coagulant for latex. In zirconia pigments. In the manufacture of frits and ceramic enamels. As a preservative agent of wood. As a flux in melting of light metals. As an acidifying agent in the textile industry. In the pharmaceutical industry.
Product Specification:
| ITEM | SPECIFICATION |
|---|---|
| Sodium Silicofluoride | 99.00% MIN |
| Loss of weight on drying at 105℃ | 0.30% MAX |
| Free acid (as HCl) | 0.10% MAX |
| Chlorides (as Cl⁻) | 0.10% MAX |
| Sulphate (SO₄²⁻) | 0.25% MAX |
| Iron (Fe) | 0.02% MAX |
| Water-insoluble matter | 0.5% MAX |
| Heavy metal (as Pb) | 0.01% MAX |
| Passing through 420 micron (40 mesh) sieve | 98% MIN |
| Passing through 250 micron (60 mesh) sieve | 90% MIN |
| Passing through 44 micron (325 mesh) sieve | 25% MAX |
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