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Fluorosilicic acid
| Product name: | Fluorosilicic acid | |
| Synonyms | Hexafluorosilicic acid | |
| CAS No.: | 16961-83-4 | |
| EINECS | 241-034-8 | |
| Molecular Formula: | H2SiF6 | |
| Molecular Weight: | 144.09 | |
| Physical property: | Aqueous solution is colorless transparent fuming liquid. Relative density: 1.32. Boiling point: 108.5ºC, highly volatile. Soluble in water. Fluosilicic acid does not have anhydrous products, maximum concentration: 60.92%. It is harmful to respiratory organs of human body. | |
| Specification: | Index name | First grade |
| Appearance | Colorless transparent liquid | |
| Fluosilicic acid (H2SiF6), % ≥ | 40.0 | |
| Free acid(HF), % ≤ | 0.5 | |
| Sulfate(SO4), % ≤ | 0.15 | |
| Heavy metal(Pb), % ≤ | 0.005 | |
| Copper(Cu), % ≤ | -- | |
| Application: | It is basic materials to prepare potassium fluozirconate, ammonium fluozirconate, magnesium fluozirconate, copper fluozirconate, barium fluozirconate, lead fluozirconate and other fluosilicate, silicon tetrafluoride. Used in metal plating, wood preservation, beer disinfection, equipment disinfection in brewing industry (1-2% H2SiF6) and lead electroanalysis etc.. Also used as mordant and metal finishing. | |
| Packing: | Packed in polyethylene drum. 25kg, 150kg, 250kg per drum. | |
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