Buffered Oxide Etchants
Ammonium Fluoride Etching Mixture (17375)
AF 986-14 (70:1) LST, SLSI Puranal
Overview
Specifications
General Information
- Grade
- SLSI
- CAS Number
- 12125-01-8
Physical Properties
- Vapor Pressure
- similar to water hectopascal
- Odor
- Stinging
- Boiling Point/Range
- 100 °C
- Partition Coefficient
- No data available
- Density
- 1.110 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- No data available
- Physical Form
- Liquid
- pH
- Acidic
- Color
- Colorless
Safety Information
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Ignition Temperature
- Not applicable
- Thermal Decomposition
- No decomposition if used as directed.
- Chemical Stability
- Stable under normal conditions.
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Self Ignition
- Not auto-flammable
International Transportation
- Sub Class 1
- 6.1
- Packing Group
- II
- Chemical Class
- 8
- UN Number
- 2922
- Harmonized System Code
- 38249996
General Information
- Grade
- SLSI
- CAS Number
- 12125-01-8
Physical Properties
- Vapor Pressure
- similar to water hectopascal
- Odor
- Stinging
- Boiling Point/Range
- 100 °C
- Partition Coefficient
- No data available
- Density
- 1.110 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- No data available
- Physical Form
- Liquid
- pH
- Acidic
- Color
- Colorless
Safety Information
- Corrosivity
- Corrosive to metals
- Flammability
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Ignition Temperature
- Not applicable
- Thermal Decomposition
- No decomposition if used as directed.
- Chemical Stability
- Stable under normal conditions.
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Self Ignition
- Not auto-flammable
International Transportation
- Sub Class 1
- 6.1
- Packing Group
- II
- Chemical Class
- 8
- UN Number
- 2922
- Harmonized System Code
- 38249996
- Grade : SLSI
- CAS Number : 12125-01-8
- Vapor Pressure : similar to water hectopascal
- Odor : Stinging
- Boiling Point/Range : 100 °C
- Partition Coefficient : No data available
- Density : 1.110 g/cm3 (20 °C)
- Flashpoint : Not applicable
- Melting Point/Range : No data available
- Physical Form : Liquid
- pH : Acidic
- Color : Colorless
- Corrosivity : Corrosive to metals
- Flammability : Not applicable
- Incompatible Materials : Glass and silicate-containing materials are attacked, Contact with strong acids liberates hydrogen fluoride, Corrosive in contact with metal
- Ignition Temperature : Not applicable
- Thermal Decomposition : No decomposition if used as directed.
- Chemical Stability : Stable under normal conditions.
- Oxidizing : The substance or mixture is not classified as oxidizing.
- Self Ignition : Not auto-flammable
- Sub Class 1 : 6.1
- Packing Group : II
- Chemical Class : 8
- UN Number : 2922
- Harmonized System Code : 38249996
Property
Value
particles > 0,5 µm
Max. 100 P/ml
ammonium fluoride (NH4F)
38.5 - 39.5 %
assay hydrofluoric acid (HF)
0.70 - 0.80 %
surface tension
Max. 30 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
iron (Fe)
Max. 1 ppb
gallium (Ga)
Max. 1 ppb
germanium (Ge)
Max. 1 ppb
indium (In)
Max. 1 ppb
copper (Cu)
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
nickel (Ni)
Max. 1 ppb
lead (Pb)
Max. 1 ppb
platinum (Pt)
Max. 1 ppb
antimony (Sb)
Max. 1 ppb
tin (Sn)
Max. 1 ppb
tantalum (Ta)
Max. 1 ppb
titanium (Ti)
Max. 1 ppb
zinc (Zn)
Max. 1 ppb
chloride (Cl)
Max. 2 ppm
nitrate (NO3)
Max. 2 ppm
sulfate (SO4)
Max. 2 ppm
phosphate (PO4)
Max. 0.5 ppm
