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Hydrofluoric acid

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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