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Hydrofluoric Acid

Hydrofluoric Acid (17360)

50% PV Puranal

General Information

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

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
    • Technical

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 : Technical
  • 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.
  • Ignition Temperature : Not applicable
  • Self Ignition : Not auto-flammable
  • 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
assay
48.5 - 50.5 %
aluminium (Al)
Max. 0.05 ppm
silver (Ag)
Max. 0.01 ppm
arsenic (As)
Max. 5 ppm
gold (Au)
Max. 0.01 ppm
barium (Ba)
Max. 0.1 ppm
beryllium (Be)
Max. 0.01 ppm
bismuth (Bi)
Max. 0.02 ppm
calcium (Ca)
Max. 0.5 ppm
cadmium (Cd)
Max. 0.01 ppm
cobalt (Co)
Max. 0.02 ppm
chromium (Cr)
Max. 0.05 ppm
copper (Cu)
Max. 0.02 ppm
iron (Fe)
Max. 0.5 ppm
gallium (Ga)
Max. 0.02 ppm
indium (In)
Max. 0.02 ppm
potassium (K)
Max. 0.1 ppm
lithium (Li)
Max. 0.02 ppm
magnesium (Mg)
Max. 0.1 ppm
manganese (Mn)
Max. 0.05 ppm
molybdenum (Mo)
Max. 0.02 ppm
sodium (Na)
Max. 0.2 ppm
nickel (Ni)
Max. 0.05 ppm
lead (Pb)
Max. 0.02 ppm
platinum (Pt)
Max. 0.02 ppm
antimony (Sb)
Max. 0.02 ppm
tin (Sn)
Max. 0.02 ppm
strontium (Sr)
Max. 0.02 ppm
titanium (Ti)
Max. 0.02 ppm
thallium (Tl)
Max. 0.02 ppm
vanadium (V)
Max. 0.05 ppm
zinc (Zn)
Max. 0.05 ppm
zirconium (Zr)
Max. 0.01 ppm
chloride (Cl)
Max. 10 ppm
hexafluorosilic acid(H2SiF6)
Max. 50 ppm
nitrate (NO3)
Max. 3 ppm
phosphate (PO4)
Max. 50 ppm
sulfate (SO4)
Max. 25 ppm