/content/industrial/us/en/search-results.html
Outage Notification: This website will undergo a planned maintenance outage on Saturday, June 5, from 12:30-2:30 p.m. EDT (6:30-8:30 p.m. UDT). We regret any inconvenience this may cause.

Hydrofluoric Acid

Hydrofluoric Acid (17643)

40%, VLSI Puranal 250 SG

Request Free Samples

General Information

  • CAS Number
    • 7664-39-3

Physical Properties

  • Boiling Point/Range
    • 110 °C 1,013 hPa
  • Physical Form
    • Liquid
  • Vapor Pressure
    • 75 hPa 50 °C
  • pH
    • Acidic
  • Color
    • Colorless
  • Melting Point/Range
    • -40 °C
  • Flashpoint
    • Not applicable
  • Odor
    • Stinging

Safety Information

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

International Transportation

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

General Information

  • CAS Number
    • 7664-39-3

Physical Properties

  • Boiling Point/Range
    • 110 °C 1,013 hPa
  • Physical Form
    • Liquid
  • Vapor Pressure
    • 75 hPa 50 °C
  • pH
    • Acidic
  • Color
    • Colorless
  • Melting Point/Range
    • -40 °C
  • Flashpoint
    • Not applicable
  • Odor
    • Stinging

Safety Information

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

International Transportation

  • Sub Class 1
    • 6.1
  • Chemical Class
    • 8
  • UN Number
    • 1790
  • Packing Group
    • II
  • Harmonized System Code
    • 28111100
  • CAS Number : 7664-39-3
  • Boiling Point/Range : 110 °C 1,013 hPa
  • Physical Form : Liquid
  • Vapor Pressure : 75 hPa 50 °C
  • pH : Acidic
  • Color : Colorless
  • Melting Point/Range : -40 °C
  • Flashpoint : Not applicable
  • Odor : Stinging
  • Ignition Temperature : Not applicable
  • Corrosivity : Corrosive to metals
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
  • Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
  • Sub Class 1 : 6.1
  • Chemical Class : 8
  • UN Number : 1790
  • Packing Group : II
  • Harmonized System Code : 28111100
Property
Value
particles > 0,5 µm
Max. 250 P/ml
particles > 5 µm
Max. 2 P/ml
assay
39 - 41 %
residue on ignition (SO4)
Max. 2 ppm
silver (Ag)
Max. 0.01 ppm
aluminium (Al)
Max. 0.02 ppm
gold (Au)
Max. 0.02 ppm
boron (B)
Max. 0.02 ppm
barium (Ba)
Max. 0.01 ppm
beryllium (Be)
Max. 0.01 ppm
bismuth (Bi)
Max. 0.02 ppm
calcium (Ca)
Max. 0.05 ppm
cadmium (Cd)
Max. 0.01 ppm
cobalt (Co)
Max. 0.01 ppm
chromium (Cr)
Max. 0.01 ppm
copper (Cu)
Max. 0.01 ppm
iron (Fe)
Max. 0.05 ppm
gallium (Ga)
Max. 0.01 ppm
germanium (Ge)
Max. 0.02 ppm
indium (In)
Max. 0.01 ppm
potassium (K)
Max. 0.02 ppm
lithium (Li)
Max. 0.01 ppm
magnesium (Mg)
Max. 0.02 ppm
manganese (Mn)
Max. 0.01 ppm
molybdenum (Mo)
Max. 0.01 ppm
sodium (Na)
Max. 0.05 ppm
nickel (Ni)
Max. 0.01 ppm
lead (Pb)
Max. 0.01 ppm
platinum (Pt)
Max. 0.02 ppm
antimony (Sb)
Max. 0.01 ppm
tin (Sn)
Max. 0.02 ppm
strontium (Sr)
Max. 0.01 ppm
titanium (Ti)
Max. 0.01 ppm
thallium (Tl)
Max. 0.02 ppm
vanadium (V)
Max. 0.01 ppm
zinc (Zn)
Max. 0.05 ppm
zirconium (Zr)
Max. 0.01 ppm
chloride (Cl)
Max. 1 ppm
hexafluorosilic acid(H2SiF6)
Max. 50 ppm
nitrate (NO3)
Max. 3 ppm
phosphate (PO4)
Max. 0.1 ppm
sulfate (SO4)
Max. 0.5 ppm
sulfite (SO3)
Max. 0.5 ppm
APHA
Max. 10