Fluorides
Hydrofluoric acid (30113)
analytical reagent, Ph. Eur., ACS, ISO, assay min. 48%
Overview
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
- CAS Number
- 7664-39-3
- Linear Formula
- HF
Physical Properties
- Vapor Pressure
- 101 hPa (50 °C) hectopascal
- Boiling Point/Range
- 105 °C (1,013 hPa)
- Density
- 1.160 g/cm3 (20 °C)
- Odor
- Stinging
- Color
- Colorless
- Physical Form
- Liquid
- pH
- Acidic
- Melting Point/Range
- -35 °C
Standards & Approvals
- Specifications Met
- Ph. Eur.
- ACS
- ISO
Safety Information
- Incompatible Materials
- Glass and silicate-containing materials are attacked, HF contact with glass, concrete and other silicon bearing materials will yield silicon
- Corrosivity
- Corrosive to metals
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
- Chemical Stability
- Stable under normal conditions
International Transportation
- UN Number
- 1790
- Sub Class 1
- 6.1
- Packing Group
- II
- Chemical Class
- 8
- Harmonized System Code
- 28111100
General Information
- CAS Number
- 7664-39-3
- Linear Formula
- HF
Physical Properties
- Vapor Pressure
- 101 hPa (50 °C) hectopascal
- Boiling Point/Range
- 105 °C (1,013 hPa)
- Density
- 1.160 g/cm3 (20 °C)
- Odor
- Stinging
- Color
- Colorless
- Physical Form
- Liquid
- pH
- Acidic
- Melting Point/Range
- -35 °C
Standards & Approvals
- Specifications Met
- Ph. Eur.
- ACS
- ISO
Safety Information
- Incompatible Materials
- Glass and silicate-containing materials are attacked, HF contact with glass, concrete and other silicon bearing materials will yield silicon
- Corrosivity
- Corrosive to metals
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
- Chemical Stability
- Stable under normal conditions
International Transportation
- UN Number
- 1790
- Sub Class 1
- 6.1
- Packing Group
- II
- Chemical Class
- 8
- Harmonized System Code
- 28111100
- CAS Number : 7664-39-3
- Linear Formula : HF
- Vapor Pressure : 101 hPa (50 °C) hectopascal
- Boiling Point/Range : 105 °C (1,013 hPa)
- Density : 1.160 g/cm3 (20 °C)
- Odor : Stinging
- Color : Colorless
- Physical Form : Liquid
- pH : Acidic
- Melting Point/Range : -35 °C
- Specifications Met : Ph. Eur.|ACS|ISO
- Incompatible Materials : Glass and silicate-containing materials are attacked, HF contact with glass, concrete and other silicon bearing materials will yield silicon
- Corrosivity : Corrosive to metals
- Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
- Chemical Stability : Stable under normal conditions
- UN Number : 1790
- Sub Class 1 : 6.1
- Packing Group : II
- Chemical Class : 8
- Harmonized System Code : 28111100
Property
Value
assay
Min. 48 %
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 %
heavy metals (as Pb)
Max. 0.00005 %
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 %
appearance (color)
complying
appearance (form)
complying
