Buffered Oxide Etchants
Ammonium Fluoride Etching Mixture (17316)
AF 990-10 (100:1) SLSI Puranal
Overview
Specifications
General Information
- Grade
- SLSI
Physical Properties
- Density
- 1.1100 g/cm3
- Solubility
- Completely miscible
- Odor
- Weak
- Flashpoint
- Not applicable
- Boiling Point/Range
- 100 °C
- Color
- Colorless
- Physical Form
- Liquid
- Melting Point/Range
- No data available
Safety Information
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Corrosivity
- Corrosive to metals
- Chemical Stability
- Stable under normal conditions.
International Transportation
- Sub Class 1
- 6.1
- Harmonized System Code
- 38249996
- UN Number
- 2922
- Chemical Class
- 8
- Packing Group
- II
General Information
- Grade
- SLSI
Physical Properties
- Density
- 1.1100 g/cm3
- Solubility
- Completely miscible
- Odor
- Weak
- Flashpoint
- Not applicable
- Boiling Point/Range
- 100 °C
- Color
- Colorless
- Physical Form
- Liquid
- Melting Point/Range
- No data available
Safety Information
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Corrosivity
- Corrosive to metals
- Chemical Stability
- Stable under normal conditions.
International Transportation
- Sub Class 1
- 6.1
- Harmonized System Code
- 38249996
- UN Number
- 2922
- Chemical Class
- 8
- Packing Group
- II
- Grade : SLSI
- Density : 1.1100 g/cm3
- Solubility : Completely miscible
- Odor : Weak
- Flashpoint : Not applicable
- Boiling Point/Range : 100 °C
- Color : Colorless
- Physical Form : Liquid
- Melting Point/Range : No data available
- Incompatible Materials : Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Corrosivity : Corrosive to metals
- Chemical Stability : Stable under normal conditions.
- Sub Class 1 : 6.1
- Harmonized System Code : 38249996
- UN Number : 2922
- Chemical Class : 8
- Packing Group : II
Property
Value
particles > 0,5 µm
Max. 100 P/ml
ammonium fluoride (NH4F)
39.3 - 39.9 %
assay hydrofluoric acid (HF)
0.48 - 0.52 %
residue on ignition (SO4)
Max. 2 ppm
silver (Ag)
Max. 1 ppb
aluminium (Al)
Max. 1 ppb
arsenic (As)
Max. 1 ppb
gold (Au)
Max. 1 ppb
boron (B)
Max. 5 ppb
barium (Ba)
Max. 1 ppb
beryllium (Be)
Max. 1 ppb
bismuth (Bi)
Max. 1 ppb
calcium (Ca)
Max. 5 ppb
cadmium (Cd)
Max. 1 ppb
cobalt (Co)
Max. 1 ppb
chromium (Cr)
Max. 1 ppb
copper (Cu)
Max. 1 ppb
iron (Fe)
Max. 2 ppb
gallium (Ga)
Max. 1 ppb
germanium (Ge)
Max. 1 ppb
potassium (K)
Max. 1 ppb
lithium (Li)
Max. 1 ppb
magnesium (Mg)
Max. 2 ppb
manganese (Mn)
Max. 1 ppb
molybdenum (Mo)
Max. 1 ppb
sodium (Na)
Max. 2 ppb
niobium (Nb)
Max. 1 ppb
nickel (Ni)
Max. 1 ppb
lead (Pb)
Max. 1 ppb
antimony (Sb)
Max. 1 ppb
silicon (Si)
Max. 1 ppm
tin (Sn)
Max. 1 ppb
strontium (Sr)
Max. 1 ppb
tantalum (Ta)
Max. 1 ppb
titanium (Ti)
Max. 5 ppb
thallium (Tl)
Max. 1 ppb
vanadium (V)
Max. 1 ppb
zinc (Zn)
Max. 1 ppb
zirconium (Zr)
Max. 1 ppb
chloride (Cl)
Max. 2 ppm
phosphate (PO4)
Max. 0.5 ppm
sulfate and sulfite(as SO4)
Max. 5 ppm
