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Silicon Etchants

Nitric Acid Etching Mixture (17808)

857-143 Puranal

Overview
Specifications

General Information

  • Grade
    • SemEG

Physical Properties

  • pH
    • Acidic
  • Melting Point/Range
    • No data available
  • Color
    • Colorless
  • Boiling Point/Range
    • No data available
  • Density
    • 1.380 g/cm3 (20 °C)
  • Vapor Pressure
    • No data available hectopascal
  • Odor
    • Stinging
  • Flashpoint
    • Not applicable
  • Partition Coefficient
    • No data available
  • Physical Form
    • Liquid

Safety Information

  • Flammability
    • Not applicable
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Reactions with combustible substances, Glass and silicate-containing materials are attacked, Hydrogen by reaction with metals
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • To avoid thermal decomposition, do not overheat.
  • Corrosivity
    • Corrosive to metals

International Transportation

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

General Information

  • Grade
    • SemEG

Physical Properties

  • pH
    • Acidic
  • Melting Point/Range
    • No data available
  • Color
    • Colorless
  • Boiling Point/Range
    • No data available
  • Density
    • 1.380 g/cm3 (20 °C)
  • Vapor Pressure
    • No data available hectopascal
  • Odor
    • Stinging
  • Flashpoint
    • Not applicable
  • Partition Coefficient
    • No data available
  • Physical Form
    • Liquid

Safety Information

  • Flammability
    • Not applicable
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Reactions with combustible substances, Glass and silicate-containing materials are attacked, Hydrogen by reaction with metals
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • To avoid thermal decomposition, do not overheat.
  • Corrosivity
    • Corrosive to metals

International Transportation

  • UN Number
    • 2922
  • Sub Class 1
    • 6.1
  • Harmonized System Code
    • 38249996
  • Chemical Class
    • 8
  • Packing Group
    • II
  • Grade : SemEG
  • pH : Acidic
  • Melting Point/Range : No data available
  • Color : Colorless
  • Boiling Point/Range : No data available
  • Density : 1.380 g/cm3 (20 °C)
  • Vapor Pressure : No data available hectopascal
  • Odor : Stinging
  • Flashpoint : Not applicable
  • Partition Coefficient : No data available
  • Physical Form : Liquid
  • Flammability : Not applicable
  • Ignition Temperature : Not applicable
  • Incompatible Materials : Reactions with combustible substances, Glass and silicate-containing materials are attacked, Hydrogen by reaction with metals
  • Self Ignition : Not auto-flammable
  • Thermal Decomposition : To avoid thermal decomposition, do not overheat.
  • Corrosivity : Corrosive to metals
  • UN Number : 2922
  • Sub Class 1 : 6.1
  • Harmonized System Code : 38249996
  • Chemical Class : 8
  • Packing Group : II
Sales Sheet
Name
Description
File Size
Date
Size
Texture Etch-wafer thinning materials
application/pdf 961.61 KB
9/7/2022
961.61 KB
Name
Description
File Size
Date
Size
Texture Etch-wafer thinning materials
961.61 KB
9/7/2022
961.61 KB
Name
Description
File Size
Date
Size
Texture Etch-wafer thinning materials
961.61 KB
9/7/2022
Property
Value
nitric acid
60.2 - 62.2 %
assay hydrofluoric acid (HF)
5.5 - 6.5 %
silver (Ag)
Max. 50 ppb
aluminium (Al)
Max. 10 ppb
arsenic (As)
Max. 10 ppb
gold (Au)
Max. 50 ppb
boron (B)
Max. 10 ppb
barium (Ba)
Max. 50 ppb
beryllium (Be)
Max. 50 ppb
bismuth (Bi)
Max. 20 ppb
calcium (Ca)
Max. 200 ppb
cadmium (Cd)
Max. 20 ppb
cobalt (Co)
Max. 50 ppb
chromium (Cr)
Max. 50 ppb
copper (Cu)
Max. 20 ppb
iron (Fe)
Max. 200 ppb
gallium (Ga)
Max. 20 ppb
potassium (K)
Max. 50 ppb
lithium (Li)
Max. 10 ppb
magnesium (Mg)
Max. 50 ppb
manganese (Mn)
Max. 20 ppb
molybdenum (Mo)
Max. 20 ppb
sodium (Na)
Max. 200 ppb
nickel (Ni)
Max. 20 ppb
lead (Pb)
Max. 50 ppb
antimony (Sb)
Max. 10 ppb
tin (Sn)
Max. 20 ppb
strontium (Sr)
Max. 50 ppb
titanium (Ti)
Max. 50 ppb
vanadium (V)
Max. 50 ppb
zinc (Zn)
Max. 100 ppb
zirconium (Zr)
Max. 20 ppb
phosphate (PO4)
Max. 100 ppb