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Hydrofluoric Acid

Hydrofluoric Acid (17640)

50%, VLSI Puranal 80

General Information

  • CAS Number
    • 7664-39-3
  • Grade
    • VLSI

Physical Properties

  • Boiling Point/Range
    • 105 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.170 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -35 °C
  • Odor
    • Stinging
  • Partition Coefficient
    • No data available
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 101 hPa (50 °C)

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • Corrosivity
    • Corrosive to metals
  • Flammability
    • Not applicable
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water.
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 1790

General Information

  • CAS Number
    • 7664-39-3
  • Grade
    • VLSI

Physical Properties

  • Boiling Point/Range
    • 105 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.170 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -35 °C
  • Odor
    • Stinging
  • Partition Coefficient
    • No data available
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 101 hPa (50 °C)

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • Corrosivity
    • Corrosive to metals
  • Flammability
    • Not applicable
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water.
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 28111100
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 1790
  • Grade : VLSI
  • CAS Number : 7664-39-3
  • Partition Coefficient : No data available
  • Boiling Point/Range : 105 °C (1,013 hPa)
  • Flashpoint : Not applicable
  • Density : 1.170 g/cm3 (20 °C)
  • Vapor Pressure : 101 hPa (50 °C)
  • pH : Acidic
  • Melting Point/Range : -35 °C
  • Solubility in Water : Completely miscible
  • Color : Colorless
  • Physical Form : Liquid
  • Odor : Stinging
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Thermal Decomposition : No decomposition if used as directed.
  • Self Ignition : Not auto-flammable
  • Ignition Temperature : Not applicable
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Corrosivity : Corrosive to metals
  • Chemical Stability : Stable under normal conditions.
  • Flammability : Not applicable
  • Flammable Gas Formation : The substance or mixture does not emit flammable gases in contact with water.
  • Sub Class 1 : 6.1
  • UN Number : 1790
  • Packing Group : II
  • Chemical Class : 8
  • Harmonized System Code : 28111100
Property
Value
particles > 0,5 µm
Max. 250 P/ml
assay
49.8 - 50.2 %
silver (Ag)
Max. 0.010 ppm
aluminium (Al)
Max. 0.020 ppm
arsenic, antimony (as As)
Max. 0.010 ppm
gold (Au)
Max. 0.020 ppm
boron (B)
Max. 0.020 ppm
barium (Ba)
Max. 0.010 ppm
beryllium (Be)
Max. 0.010 ppm
bismuth (Bi)
Max. 0.020 ppm
calcium (Ca)
Max. 0.050 ppm
cadmium (Cd)
Max. 0.010 ppm
cobalt (Co)
Max. 0.010 ppm
chromium (Cr)
Max. 0.010 ppm
copper (Cu)
Max. 0.010 ppm
iron (Fe)
Max. 0.050 ppm
gallium (Ga)
Max. 0.010 ppm
germanium (Ge)
Max. 0.020 ppm
indium (In)
Max. 0.010 ppm
potassium (K)
Max. 0.020 ppm
lithium (Li)
Max. 0.010 ppm
magnesium (Mg)
Max. 0.020 ppm
manganese (Mn)
Max. 0.010 ppm
molybdenum (Mo)
Max. 0.010 ppm
sodium (Na)
Max. 0.050 ppm
nickel (Ni)
Max. 0.010 ppm
lead (Pb)
Max. 0.010 ppm
platinum (Pt)
Max. 0.020 ppm
tin (Sn)
Max. 0.020 ppm
strontium (Sr)
Max. 0.010 ppm
titanium (Ti)
Max. 0.010 ppm
thallium (Tl)
Max. 0.020 ppm
vanadium (V)
Max. 0.010 ppm
zinc (Zn)
Max. 0.050 ppm
zirconium (Zr)
Max. 0.010 ppm
chloride (Cl)
Max. 1.0 ppm
hexafluorosilic acid(H2SiF6)
Max. 50 ppm
nitrate (NO3)
Max. 3.0 ppm
phosphate (PO4)
Max. 0.10 ppm
sulfate (SO4)
Max. 0.50 ppm
sulfite (SO3)
Max. 0.50 ppm