Fluorides
Hydrofluoric acid (30112)
analytical reagent, ISO, Ph. Eur., fluoride source, assay min. 40%
Overview
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Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water. Solutions of HF are colourless, acidic and highly corrosive. It is used to make most fluorine-containing compounds It is commonly used to etch glass and steel / iron
Specifications
General Information
- Linear Formula
- HF
- CAS Number
- 7664-39-3
Physical Properties
- Physical Form
- Crystalline powder
- Color
- Colorless
- Odor
- Stinging
- Melting Point/Range
- -40 °C
- pH
- Acidic
- Density
- 1.140 g/cm3 (20 °C)
- Boiling Point/Range
- 110 °C (1,013 hPa)
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Standards & Approvals
- Specifications Met
- ISO
- Ph. Eur.
Safety Information
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Corrosivity
- Corrosive to metals
International Transportation
- Chemical Class
- 8
- UN Number
- 1790
- Sub Class 1
- 6.1
- Harmonized System Code
- 28111100
- Packing Group
- II
General Information
- Linear Formula
- HF
- CAS Number
- 7664-39-3
Physical Properties
- Physical Form
- Crystalline powder
- Color
- Colorless
- Odor
- Stinging
- Melting Point/Range
- -40 °C
- pH
- Acidic
- Density
- 1.140 g/cm3 (20 °C)
- Boiling Point/Range
- 110 °C (1,013 hPa)
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Standards & Approvals
- Specifications Met
- ISO
- Ph. Eur.
Safety Information
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Corrosivity
- Corrosive to metals
International Transportation
- Chemical Class
- 8
- UN Number
- 1790
- Sub Class 1
- 6.1
- Harmonized System Code
- 28111100
- Packing Group
- II
- Linear Formula : HF
- CAS Number : 7664-39-3
- Physical Form : Crystalline powder
- Color : Colorless
- Odor : Stinging
- Melting Point/Range : -40 °C
- pH : Acidic
- Density : 1.140 g/cm3 (20 °C)
- Boiling Point/Range : 110 °C (1,013 hPa)
- Vapor Pressure : 75 hPa (50 °C) hectopascal
- Specifications Met : ISO|Ph. Eur.
- Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
- Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Corrosivity : Corrosive to metals
- Chemical Class : 8
- UN Number : 1790
- Sub Class 1 : 6.1
- Harmonized System Code : 28111100
- Packing Group : II
Property
Value
assay
Min. 40 %
residue on ignition (SO4)
Max. 0.0005 %
silver (Ag)
Max. 0.000002 %
aluminium (Al)
Max. 0.000005 %
arsenic (As)
Max. 0.000005 %
barium (Ba)
Max. 0.00001 %
beryllium (Be)
Max. 0.000002 %
bismuth (Bi)
Max. 0.00001 %
calcium (Ca)
Max. 0.00005 %
cadmium (Cd)
Max. 0.000001 %
cobalt (Co)
Max. 0.000002 %
chromium (Cr)
Max. 0.000002 %
copper (Cu)
Max. 0.000002 %
iron (Fe)
Max. 0.00002 %
germanium (Ge)
Max. 0.000005 %
potassium (K)
Max. 0.00001 %
lithium (Li)
Max. 0.000002 %
magnesium (Mg)
Max. 0.00002 %
manganese (Mn)
Max. 0.000005 %
molybdenum (Mo)
Max. 0.000005 %
sodium (Na)
Max. 0.00002 %
nickel (Ni)
Max. 0.000002 %
lead (Pb)
Max. 0.000005 %
strontium (Sr)
Max. 0.000002 %
titanium (Ti)
Max. 0.00001 %
thallium (Tl)
Max. 0.000005 %
vanadium (V)
Max. 0.000005 %
zinc (Zn)
Max. 0.000005 %
zirconium (Zr)
Max. 0.00001 %
chloride (Cl)
Max. 0.0001 %
hexafluorosilic acid(H2SiF6)
Max. 0.005 %
phosphate (PO4)
Max. 0.00005 %
sulfate (SO4)
Max. 0.0002 %
sulfite (SO3)
Max. 0.0002 %