https://industrial.honeywell.com/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.

Buffered Oxide Etchants

Ammonium Fluoride Etching Mixture (17262)

AF 970-30 VLSI Puranal

General Information

  • Grade
    • VLSI

Physical Properties

  • Boiling Point/Range
    • 100 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.110 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • No data available
  • Odor
    • Weak
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 38249996
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 2922

General Information

  • Grade
    • VLSI

Physical Properties

  • Boiling Point/Range
    • 100 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 1.110 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • No data available
  • Odor
    • Weak
  • pH
    • Acidic
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible

Safety Information

  • Chemical Stability
    • Stable under normal conditions.
  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 38249996
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 2922
  • Grade : VLSI
  • Melting Point/Range : No data available
  • Solubility in Water : Completely miscible
  • Boiling Point/Range : 100 °C (1,013 hPa)
  • Color : Colorless
  • Physical Form : Liquid
  • Flashpoint : Not applicable
  • Density : 1.110 g/cm3 (20 °C)
  • pH : Acidic
  • Odor : Weak
  • Thermal Decomposition : No decomposition if used as directed.
  • Ignition Temperature : Not applicable
  • Incompatible Materials : Corrosive in contact with metals, Contact with strong acids liberates hydrogen fluoride, Glass and silicate-containing materials are attacked
  • Corrosivity : Corrosive to metals
  • Chemical Stability : Stable under normal conditions.
  • Sub Class 1 : 6.1
  • UN Number : 2922
  • Chemical Class : 8
  • Harmonized System Code : 38249996
  • Packing Group : II
Property
Value
particles > 5 µm
Max. 35 P/ml
ammonium fluoride (NH4F)
37.50 - 40.00 %
assay hydrofluoric acid (HF)
1.6 - 1.8 %
residue on ignition (SO4)
Max. 40 ppm
silver (Ag)
Max. 0.1 ppm
aluminium (Al)
Max. 0.5 ppm
arsenic, antimony (as As)
Max. 0.05 ppm
gold (Au)
Max. 0.05 ppm
barium (Ba)
Max. 0.1 ppm
bismuth (Bi)
Max. 0.1 ppm
calcium (Ca)
Max. 0.5 ppm
cadmium (Cd)
Max. 0.1 ppm
cobalt (Co)
Max. 0.1 ppm
chromium (Cr)
Max. 0.1 ppm
copper (Cu)
Max. 0.1 ppm
iron (Fe)
Max. 0.5 ppm
gallium (Ga)
Max. 0.1 ppm
indium (In)
Max. 0.1 ppm
potassium (K)
Max. 0.1 ppm
lithium (Li)
Max. 0.1 ppm
magnesium (Mg)
Max. 0.5 ppm
manganese (Mn)
Max. 0.1 ppm
molybdenum (Mo)
Max. 0.1 ppm
sodium (Na)
Max. 0.1 ppm
nickel (Ni)
Max. 0.1 ppm
lead (Pb)
Max. 0.5 ppm
platinum (Pt)
Max. 0.05 ppm
tin (Sn)
Max. 0.1 ppm
strontium (Sr)
Max. 0.1 ppm
titanium (Ti)
Max. 0.1 ppm
thallium (Tl)
Max. 0.05 ppm
zinc (Zn)
Max. 0.1 ppm
chloride (Cl)
Max. 4 ppm
phosphate (PO4)
Max. 0.2 ppm
sulfate (SO4)
Max. 2 ppm