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Hydrofluoric Acid

Hydrofluoric Acid (17004)

50% ULSI Puranal

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General Information

  • CAS Number
    • 7664-39-3

Physical Properties

  • Physical Form
    • Liquid
  • Boiling Point/Range
    • 105 °C (1,013 hPa)
  • Vapor Pressure
    • 101 hPa (50 °C)
  • Flashpoint
    • Not applicable
  • Partition Coefficient
    • No data available
  • Odor
    • Stinging
  • Color
    • Colorless
  • Melting Point/Range
    • -35 °C
  • pH
    • Acidic

Safety Information

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

International Transportation

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

General Information

  • CAS Number
    • 7664-39-3

Physical Properties

  • Physical Form
    • Liquid
  • Boiling Point/Range
    • 105 °C (1,013 hPa)
  • Vapor Pressure
    • 101 hPa (50 °C)
  • Flashpoint
    • Not applicable
  • Partition Coefficient
    • No data available
  • Odor
    • Stinging
  • Color
    • Colorless
  • Melting Point/Range
    • -35 °C
  • pH
    • Acidic

Safety Information

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

International Transportation

  • Chemical Class
    • 8
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 1790
  • Harmonized System Code
    • 28111100
  • CAS Number : 7664-39-3
  • Physical Form : Liquid
  • Boiling Point/Range : 105 °C (1,013 hPa)
  • Vapor Pressure : 101 hPa (50 °C)
  • Flashpoint : Not applicable
  • Partition Coefficient : No data available
  • Odor : Stinging
  • Color : Colorless
  • Melting Point/Range : -35 °C
  • pH : Acidic
  • Flammability : Not applicable
  • Corrosivity : Corrosive to metals
  • Flammable Gas Formation : The substance or mixture does not emit flammable gases in contact with water.
  • Thermal Decomposition : No decomposition if used as directed.
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Chemical Stability : Stable under normal conditions.
  • Ignition Temperature : Not applicable
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Self Ignition : Not auto-flammable
  • Chemical Class : 8
  • Packing Group : II
  • Sub Class 1 : 6.1
  • UN Number : 1790
  • Harmonized System Code : 28111100
Property
Value
particles > 0,2 µm
effective P/ml
particles > 0,5 µm
Max. 50 P/ml
assay
49.8 - 50.2 %
residue on ignition (SO4)
Max. 1 ppm
silver (Ag)
Max. 10 ppb
aluminium (Al)
Max. 10 ppb
arsenic, antimony (as As)
Max. 10 ppb
gold (Au)
Max. 10 ppb
boron (B)
Max. 10 ppb
barium (Ba)
Max. 10 ppb
beryllium (Be)
Max. 10 ppb
bismuth (Bi)
Max. 10 ppb
calcium (Ca)
Max. 10 ppb
cadmium (Cd)
Max. 10 ppb
cobalt (Co)
Max. 10 ppb
chromium (Cr)
Max. 10 ppb
copper (Cu)
Max. 10 ppb
iron (Fe)
Max. 10 ppb
gallium (Ga)
Max. 10 ppb
germanium (Ge)
Max. 10 ppb
indium (In)
Max. 10 ppb
potassium (K)
Max. 10 ppb
lithium (Li)
Max. 10 ppb
magnesium (Mg)
Max. 10 ppb
manganese (Mn)
Max. 10 ppb
molybdenum (Mo)
Max. 10 ppb
sodium (Na)
Max. 10 ppb
nickel (Ni)
Max. 10 ppb
lead (Pb)
Max. 10 ppb
platinum (Pt)
Max. 10 ppb
tin (Sn)
Max. 10 ppb
strontium (Sr)
Max. 10 ppb
titanium (Ti)
Max. 10 ppb
thallium (Tl)
Max. 10 ppb
vanadium (V)
Max. 10 ppb
zinc (Zn)
Max. 10 ppb
zirconium (Zr)
Max. 10 ppb
chloride (Cl)
Max. 0.5 ppm
nitrate (NO3)
Max. 0.5 ppm
phosphate (PO4)
Max. 0.1 ppm
sulfate and sulfite(as SO4)
Max. 0.5 ppm