Buffered Oxide Etchants
Ammonium Fluoride Etching Mixture (17235)
AWF 602-384-14 LST, SLSI Puranal
Overview
Specifications
General Information
- Grade
- SLSI
- CAS Number
- 12125-01-8
Physical Properties
- Physical Form
- Liquid
- Color
- Colorless
- Flashpoint
- Not applicable
- Density
- 1.110 g/cm3 (20 °C)
- Melting Point/Range
- No data available
- pH
- Acidic
- Odor
- Odorless
- Boiling Point/Range
- > 100 °C (1,013 hPa)
Safety Information
- Chemical Stability
- Stable under normal conditions.
- 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
- Thermal Decomposition
- No decomposition if used as directed.
International Transportation
- Packing Group
- II
- Chemical Class
- 8
- UN Number
- 3264
- Harmonized System Code
- 38249996
General Information
- Grade
- SLSI
- CAS Number
- 12125-01-8
Physical Properties
- Physical Form
- Liquid
- Color
- Colorless
- Flashpoint
- Not applicable
- Density
- 1.110 g/cm3 (20 °C)
- Melting Point/Range
- No data available
- pH
- Acidic
- Odor
- Odorless
- Boiling Point/Range
- > 100 °C (1,013 hPa)
Safety Information
- Chemical Stability
- Stable under normal conditions.
- 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
- Thermal Decomposition
- No decomposition if used as directed.
International Transportation
- Packing Group
- II
- Chemical Class
- 8
- UN Number
- 3264
- Harmonized System Code
- 38249996
- Grade : SLSI
- CAS Number : 12125-01-8
- Physical Form : Liquid
- Color : Colorless
- Flashpoint : Not applicable
- Density : 1.110 g/cm3 (20 °C)
- Melting Point/Range : No data available
- pH : Acidic
- Odor : Odorless
- Boiling Point/Range : > 100 °C (1,013 hPa)
- Chemical Stability : Stable under normal conditions.
- 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
- Thermal Decomposition : No decomposition if used as directed.
- Packing Group : II
- Chemical Class : 8
- UN Number : 3264
- Harmonized System Code : 38249996
Property
Value
particles > 0.3 µm
Max. 200 P/ml
particles > 0,5 µm
Max. 50 P/ml
ammonium fluoride (NH4F)
24.5 - 25.5 %
assay hydrofluoric acid (HF)
0.72 - 0.82 %
surface tension
Max. 35 mN/m
silver (Ag)
Max. 1 ppb
aluminium (Al)
Max. 1 ppb
arsenic (As)
Max. 1 ppb
gold (Au)
Max. 1 ppb
boron (B)
Max. 1 ppb
barium (Ba)
Max. 1 ppb
beryllium (Be)
Max. 1 ppb
bismuth (Bi)
Max. 1 ppb
calcium (Ca)
Max. 1 ppb
cadmium (Cd)
Max. 1 ppb
cobalt (Co)
Max. 1 ppb
chromium (Cr)
Max. 1 ppb
copper (Cu)
Max. 1 ppb
iron (Fe)
Max. 1 ppb
gallium (Ga)
Max. 1 ppb
germanium (Ge)
Max. 1 ppb
potassium (K)
Max. 1 ppb
lithium (Li)
Max. 1 ppb
magnesium (Mg)
Max. 1 ppb
manganese (Mn)
Max. 1 ppb
molybdenum (Mo)
Max. 1 ppb
sodium (Na)
Max. 1 ppb
niobium (Nb)
Max. 1 ppb
nickel (Ni)
Max. 1 ppb
lead (Pb)
Max. 1 ppb
antimony (Sb)
Max. 1 ppb
tin (Sn)
Max. 1 ppb
strontium (Sr)
Max. 1 ppb
tantalum (Ta)
Max. 1 ppb
titanium (Ti)
Max. 1 ppb
thallium (Tl)
Max. 1 ppb
vanadium (V)
Max. 1 ppb
zinc (Zn)
Max. 1 ppb
zirconium (Zr)
Max. 1 ppb
chloride (Cl)
Max. 0.1 ppm
phosphate (PO4)
Max. 0.1 ppm
nitrate (NO3)
Max. 0.1 ppm
sulfate (SO4)
Max. 0.1 ppm
APHA
Max. 10
