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CAS No.: 7664-39-3
Molecular formula: HF
Molecular weight: 20.01
Properties: It clarifies the colorless fuming liquid, which is extremely volatile and reacts with metal salts, oxides and hydroxides to form fluoride. It is highly corrosive.
Uses: Manufacture of organic fluoride and inorganic fluoride raw materials for glass etching, sanding and polishing, etc., also used to clean metal surfaces.
Standard: National Standard GB/T 620-2011
| Name | Excellent grade | Analytical purity | Chemically pure |
|---|---|---|---|
| Content(HF),ω/% | ≥40.0 | ≥40.0 | ≥40.0 |
| Ignition Residue (Based on sulfate),ω/% | ≤0.001 | ≤0.002 | ≤0.01 |
| Chloride(Cl),ω/% | ≤0.0005 | ≤0.001 | ≤0.005 |
| Sulfate and sulfite(SO4),ω/% | ≤0.001 | ≤0.002 | ≤0.005 |
| Phosphate(PO4),ω/% | ≤0.0001 | ≤0.0002 | ≤0.0005 |
| Fluorosilicic Acid(SiF6),ω/% | ≤0.02 | ≤0.04 | ≤0.06 |
| Iron(Fe),ω/% | ≤0.00005 | ≤0.0001 | ≤0.0005 |
| Heavy metal(Pb),ω/% | ≤0.0001 | ≤0.0005 | ≤0.001 |
Packing: Tank car or PP plastic drum.
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