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Substance
ID:369120
Structure
Similarity
Functional Group
Text
ID:97606
Hydrofluoric acid
Sigma Aldrich
ID: 47590
Names and Identifiers
IUPAC name
hydrogen fluoride
Synonyms
氢氟酸
HF
Hydrofluoric acid
IUPAC Traditional name
hydrogen fluoride
Registration numbers
MDL Number
MFCD00011346
CAS Number
7664-39-3
Properties
Product Information
Cation Traces
Cd: ≤0.01 mg/kg
Fe: ≤0.2 mg/kg
Mn: ≤0.05 mg/kg
Ni: ≤0.02 mg/kg
Mo: ≤0.05 mg/kg
Na: ≤0.2 mg/kg
Sr: ≤0.02 mg/kg
Zn: ≤0.05 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Co: ≤0.02 mg/kg
Li: ≤0.02 mg/kg
Mg: ≤0.2 mg/kg
Tl: ≤0.05 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Ba: ≤0.1 mg/kg
K: ≤0.1 mg/kg
Ag: ≤0.02 mg/kg
Pb: ≤0.05 mg/kg
Al: ≤0.05 mg/kg
As: ≤0.05 mg/kg
Antion Traces
hexafluorosilicate (SiF62-): ≤50 mg/kg
chloride (Cl-): ≤1 mg/kg
phosphate (PO43-): ≤0.5 mg/kg
sulfate (SO42-): ≤2 mg/kg
sulfite (SO32-): ≤2 mg/kg
Empirical Formula (Hill Notation)
HF
Purity
≥40% (acidimetric)
≥40%
Ignition Residue
≤0.0005% (as SO4)
Grade
puriss. p.a.
Safety Information
Personal Protective Equipment
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Signal Word
Danger
Safety Statements
7/9
-
26
-
36/37
-
45
Packing Group
2
RID/ADR
UN 1790 8/PG 2
Risk Statements
26/27/28
-
35
GHS Pictograms
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
GHS Hazard statements
H300
-
H310
-
H314
-
H330
European Hazard Symbols
Highly toxic (T+)
Corrosive (C)
MSDS Link
Download link
UN Number
1790
GHS Precautionary statements
P260
-
P264
-
P280
-
P284
-
P301+P310
-
P302+P350
Hazard Class
8
German water hazard class
2
Physical Property
Density
1.15 g/mL at 25 °C(lit.)
Vapor Pressure
25 mmHg ( 20 °C)
Vapor Density
1.27 (vs air)
Molecule Details
Other Notes
Reagent for the decomposition of silicates1,2
Packaging
in plastic bottles
Molecular Spectra
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References
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Molecule Details
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