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Hydrofluoric Acid

Hydrofluoric Acid (17360)

50% PV Puranal

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General Information

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

Physical Properties

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

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • 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
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water.
  • Corrosivity
    • Corrosive to metals
  • Flammability
    • Not applicable
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.

International Transportation

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

General Information

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

Physical Properties

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

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • 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
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water.
  • Corrosivity
    • Corrosive to metals
  • Flammability
    • Not applicable
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.

International Transportation

  • Sub Class 1
    • 6.1
  • Harmonized System Code
    • 28111100
  • UN Number
    • 1790
  • Packing Group
    • II
  • Chemical Class
    • 8
  • Grade : Technical
  • CAS Number : 7664-39-3
  • Melting Point/Range : -35 °C
  • Odor : Stinging
  • Solubility in Water : Completely miscible
  • Color : Colorless
  • pH : Acidic
  • Density : 1.170 g/cm3 20 °C
  • Boiling Point/Range : 105 °C 1,013 hPa
  • Vapor Pressure : 101 hPa 50 °C
  • Partition Coefficient : No data available
  • Flashpoint : Not applicable
  • Physical Form : Liquid
  • Chemical Stability : Stable under normal conditions.
  • 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
  • Flammable Gas Formation : The substance or mixture does not emit flammable gases in contact with water.
  • Corrosivity : Corrosive to metals
  • Flammability : Not applicable
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Sub Class 1 : 6.1
  • Harmonized System Code : 28111100
  • UN Number : 1790
  • Packing Group : II
  • Chemical Class : 8
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