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Buffered Oxide Etchants

Ammonium Fluoride Etching Mixture (17319)

AWF 56-933-11 XLSI Puranal

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General Information

  • Grade
    • XLSI

Physical Properties

  • Color
    • Colorless
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • 100 °C 1,000 hPa
  • Odor
    • Odorless
  • Density
    • 1,008 g/cm3 20 °C
  • Solubility in Water
    • Completely soluble

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

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

General Information

  • Grade
    • XLSI

Physical Properties

  • Color
    • Colorless
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • 100 °C 1,000 hPa
  • Odor
    • Odorless
  • Density
    • 1,008 g/cm3 20 °C
  • Solubility in Water
    • Completely soluble

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Incompatible Materials
    • Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
  • Chemical Stability
    • Stable under normal conditions.

International Transportation

  • Harmonized System Code
    • 38249996
  • UN Number
    • 3264
  • Packing Group
    • II
  • Chemical Class
    • 8
  • Grade : XLSI
  • Color : Colorless
  • pH : Acidic
  • Physical Form : Liquid
  • Flashpoint : Not applicable
  • Boiling Point/Range : 100 °C 1,000 hPa
  • Odor : Odorless
  • Density : 1,008 g/cm3 20 °C
  • Solubility in Water : Completely soluble
  • Corrosivity : Corrosive to metals
  • Incompatible Materials : Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
  • Chemical Stability : Stable under normal conditions.
  • Harmonized System Code : 38249996
  • UN Number : 3264
  • Packing Group : II
  • Chemical Class : 8
Property
Value
particles > 0,2 µm
Max. 50 P/ml
particles > 0,5 µm
Max. 2 P/ml
assay NH4F 1st cont.(POS1)
3.43 - 3.53 %
assay HF 1st cont.(POS1)
0.62 - 0.66 %
ICP-MS met. 1st cont.(POS1)
complying
silver (Ag)
Max. 0.1 ppb
aluminium (Al)
Max. 0.1 ppb
arsenic (As)
Max. 0.1 ppb
gold (Au)
Max. 0.1 ppb
boron (B)
Max. 0.5 ppb
barium (Ba)
Max. 0.1 ppb
beryllium (Be)
Max. 0.1 ppb
bismuth (Bi)
Max. 0.1 ppb
calcium (Ca)
Max. 0.1 ppb
cadmium (Cd)
Max. 0.1 ppb
chromium (Cr)
Max. 0.1 ppb
copper (Cu)
Max. 0.1 ppb
iron (Fe)
Max. 0.1 ppb
gallium (Ga)
Max. 0.1 ppb
potassium (K)
Max. 0.1 ppb
magnesium (Mg)
Max. 0.1 ppb
manganese (Mn)
Max. 0.1 ppb
molybdenum (Mo)
Max. 0.1 ppb
sodium (Na)
Max. 0.1 ppb
niobium (Nb)
Max. 0.1 ppb
nickel (Ni)
Max. 0.1 ppb
lead (Pb)
Max. 0.1 ppb
antimony (Sb)
Max. 0.1 ppb
tin (Sn)
Max. 0.1 ppb
strontium (Sr)
Max. 0.1 ppb
tantalum (Ta)
Max. 0.1 ppb
titanium (Ti)
Max. 0.1 ppb
thallium (Tl)
Max. 0.1 ppb
vanadium (V)
Max. 0.1 ppb
zinc (Zn)
Max. 0.1 ppb
zirconium (Zr)
Max. 0.1 ppb
chloride (Cl)
Max. 0.1 ppm
nitrate (NO3)
Max. 0.01 ppm
phosphate (PO4)
Max. 0.01 ppm
sulfate (SO4)
Max. 0.1 ppm
APHA
Max. 10