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Buffered Oxide Etchants

Ammonium Fluoride Etching Mixture (17332)

AF 30/6 LST, SLSI Puranal

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General Information

  • CAS Number
    • 12125-01-8

Physical Properties

  • Odor
    • Odorless
  • Color
    • Colorless
  • Flashpoint
    • Not applicable
  • pH
    • Acidic
  • Vapor Pressure
    • similar to water
  • Boiling Point/Range
    • 100 °C
  • Physical Form
    • Liquid
  • Partition Coefficient
    • No data available
  • Melting Point/Range
    • No data available

Safety Information

  • Self Ignition
    • Not auto-flammable
  • Incompatible Materials
    • Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Chemical Stability
    • Stable under normal conditions.
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • No decomposition if used as directed.
  • Flammability
    • Not applicable
  • Corrosivity
    • Corrosive to metals
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.

International Transportation

  • Packing Group
    • II
  • Chemical Class
    • 8
  • UN Number
    • 3264
  • Harmonized System Code
    • 38249996

General Information

  • CAS Number
    • 12125-01-8

Physical Properties

  • Odor
    • Odorless
  • Color
    • Colorless
  • Flashpoint
    • Not applicable
  • pH
    • Acidic
  • Vapor Pressure
    • similar to water
  • Boiling Point/Range
    • 100 °C
  • Physical Form
    • Liquid
  • Partition Coefficient
    • No data available
  • Melting Point/Range
    • No data available

Safety Information

  • Self Ignition
    • Not auto-flammable
  • Incompatible Materials
    • Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Chemical Stability
    • Stable under normal conditions.
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • No decomposition if used as directed.
  • Flammability
    • Not applicable
  • Corrosivity
    • Corrosive to metals
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.

International Transportation

  • Packing Group
    • II
  • Chemical Class
    • 8
  • UN Number
    • 3264
  • Harmonized System Code
    • 38249996
  • CAS Number : 12125-01-8
  • Odor : Odorless
  • Color : Colorless
  • Flashpoint : Not applicable
  • pH : Acidic
  • Vapor Pressure : similar to water
  • Boiling Point/Range : 100 °C
  • Physical Form : Liquid
  • Partition Coefficient : No data available
  • Melting Point/Range : No data available
  • Self Ignition : Not auto-flammable
  • Incompatible Materials : Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Chemical Stability : Stable under normal conditions.
  • Ignition Temperature : Not applicable
  • Thermal Decomposition : No decomposition if used as directed.
  • Flammability : Not applicable
  • Corrosivity : Corrosive to metals
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Packing Group : II
  • Chemical Class : 8
  • UN Number : 3264
  • Harmonized System Code : 38249996
Property
Value
particles > 0,5 µm
Max. 30 P/ml
ammonium fluoride (NH4F)
29.7 - 30.3 %
hydrofluoric acid (HF)
5.8 - 6.1 %
surface tension
33.5 - 38.5 mN/m
silver (Ag)
Max. 1.0 ppb
aluminium (Al)
Max. 1.0 ppb
arsenic (As)
Max. 1.0 ppb
gold (Au)
Max. 1.0 ppb
boron (B)
Max. 1.0 ppb
barium (Ba)
Max. 1.0 ppb
beryllium (Be)
Max. 1.0 ppb
bismuth (Bi)
Max. 1.0 ppb
calcium (Ca)
Max. 1.0 ppb
cadmium (Cd)
Max. 1.0 ppb
cobalt (Co)
Max. 1.0 ppb
chromium (Cr)
Max. 1.0 ppb
copper (Cu)
Max. 1.0 ppb
iron (Fe)
Max. 1.0 ppb
gallium (Ga)
Max. 1.0 ppb
germanium (Ge)
Max. 1.0 ppb
potassium (K)
Max. 1.0 ppb
lithium (Li)
Max. 1.0 ppb
magnesium (Mg)
Max. 1.0 ppb
manganese (Mn)
Max. 1.0 ppb
molybdenum (Mo)
Max. 1.0 ppb
sodium (Na)
Max. 1.0 ppb
niobium (Nb)
Max. 1.0 ppb
nickel (Ni)
Max. 1.0 ppb
lead (Pb)
Max. 1.0 ppb
antimony (Sb)
Max. 1.0 ppb
tin (Sn)
Max. 1.0 ppb
strontium (Sr)
Max. 1.0 ppb
tantalum (Ta)
Max. 1.0 ppb
titanium (Ti)
Max. 1.0 ppb
thallium (Tl)
Max. 1.0 ppb
vanadium (V)
Max. 1.0 ppb
zinc (Zn)
Max. 1.0 ppb
chloride (Cl)
Max. 10 ppb
nitrate (NO3)
Max. 10 ppb
phosphate (PO4)
Max. 10 ppb
sulfate (SO4)
Max. 20 ppb