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Substance
ID:366718
Structure
Similarity
Functional Group
Text
ID:97606
Hydrofluoric acid
Sigma Aldrich
ID: 244279
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
PubChem SID
24854662
Properties
Product Information
Cation Traces
Cu: ≤0.1 ppm
heavy metals (as Pb): ≤0.5 ppm
As: ≤0.005 ppm
Fe: ≤1 ppm
Purity
48.0-51.0% (ACS specification)
48%
Impurities
≤0.01% fluorosilicic acid
Antion Traces
phosphate (PO43-): ≤1 ppm
SO42- and SO32-: ≤5 ppm
chloride (Cl-): ≤5 ppm
Empirical Formula (Hill Notation)
HF
Grade
ACS reagent
Ignition Residue
≤5 ppm
Safety Information
Hazard Class
8
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
MSDS Link
Download link
UN Number
1790
Personal Protective Equipment
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RID/ADR
UN 1790 8/PG 2
Safety Statements
7/9
-
26
-
36/37
-
45
GHS Precautionary statements
P260
-
P264
-
P280
-
P284
-
P301+P310
-
P302+P350
GHS Hazard statements
H300
-
H310
-
H314
-
H330
German water hazard class
2
European Hazard Symbols
Corrosive (C)
Highly toxic (T+)
GHS Signal Word
Danger
Packing Group
2
Physical Property
Vapor Pressure
25 mmHg ( 20 °C)
Density
1.15 g/mL at 25 °C(lit.)
Vapor Density
1.27 (vs air)
Molecule Details
Packaging
25 g in poly bottle
Molecular Spectra
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References
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Names and Identifiers
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Properties
Molecule Details
Molecular Spectra
References