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Hydrofluoric Acid

Hydrofluoric Acid (17046)

40%, ULSI Puranal

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General Information

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

Physical Properties

  • Flashpoint
    • Not applicable
  • Color
    • Colorless
  • Odor
    • Stinging
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Density
    • 1.140 g/cm3 20 °C
  • Boiling Point/Range
    • 110 °C 1,013 hPa
  • Melting Point/Range
    • -40 °C
  • Vapor Pressure
    • 75 hPa 50 °C
  • pH
    • Acidic

Safety Information

  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.

International Transportation

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

General Information

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

Physical Properties

  • Flashpoint
    • Not applicable
  • Color
    • Colorless
  • Odor
    • Stinging
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Density
    • 1.140 g/cm3 20 °C
  • Boiling Point/Range
    • 110 °C 1,013 hPa
  • Melting Point/Range
    • -40 °C
  • Vapor Pressure
    • 75 hPa 50 °C
  • pH
    • Acidic

Safety Information

  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • Fire or intense heat may cause violent rupture of packages.

International Transportation

  • Chemical Class
    • 8
  • Sub Class 1
    • 6.1
  • Harmonized System Code
    • 28111100
  • UN Number
    • 1790
  • Packing Group
    • II
  • CAS Number : 7664-39-3
  • Grade : ULSI
  • Flashpoint : Not applicable
  • Color : Colorless
  • Odor : Stinging
  • Physical Form : Liquid
  • Solubility in Water : Completely miscible
  • Density : 1.140 g/cm3 20 °C
  • Boiling Point/Range : 110 °C 1,013 hPa
  • Melting Point/Range : -40 °C
  • Vapor Pressure : 75 hPa 50 °C
  • pH : Acidic
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Corrosivity : Corrosive to metals
  • Ignition Temperature : Not applicable
  • Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
  • Chemical Class : 8
  • Sub Class 1 : 6.1
  • Harmonized System Code : 28111100
  • UN Number : 1790
  • Packing Group : II
Property
Value
particles > 0.3 µm
Max. 30 P/ml
particles > 0,5 µm
Max. 10 P/ml
particles > 2 µm
Max. 1 P/ml
assay
39.5 - 40.5 %
residue on ignition (SO4)
Max. 2 ppm
silver (Ag)
Max. 10 ppb
aluminium (Al)
Max. 10 ppb
arsenic (As)
Max. 10 ppb
gold (Au)
Max. 10 ppb
boron (B)
Max. 20 ppb
barium (Ba)
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
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
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
vanadium (V)
Max. 10 ppb
zinc (Zn)
Max. 10 ppb
chloride (Cl)
Max. 2 ppm
hexafluorosilic acid(H2SiF6)
Max. 30 ppm
nitrate (NO3)
Max. 3 ppm
phosphate (PO4)
Max. 0.5 ppm
sulfate (SO4)
Max. 0.5 ppm
sulfite (SO3)
Max. 0.5 ppm
APHA
Max. 10