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Ammonium Hydroxide

Ammonia Solution (17657)

28-30%, VLSI Puranal

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General Information

  • CAS Number
    • 1336-21-6
  • Molar Mass
    • 35.05 g/mol

Physical Properties

  • Color
    • Colorless
  • pH
    • Alkaline, undiluted
  • Melting Point/Range
    • -92 °C
  • Odor
    • Ammoniacal
  • Physical Form
    • Liquid
  • Vapor Pressure
    • 1,900 hPa (50 °C)
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • 32 °C (1,013 hPa)
  • Partition Coefficient
    • No data available

Safety Information

  • Thermal Decomposition
    • No decomposition if used as directed.
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Incompatible Materials
    • Acids, Halogens
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.
  • Ignition Temperature
    • 630 °C
  • Self Ignition
    • 651 °C
  • Flammability
    • Not applicable
  • Evaporation Rate
    • No data available

International Transportation

  • Harmonized System Code
    • 28142000
  • UN Number
    • 2672
  • Packing Group
    • III
  • Chemical Class
    • 8

General Information

  • CAS Number
    • 1336-21-6
  • Molar Mass
    • 35.05 g/mol

Physical Properties

  • Color
    • Colorless
  • pH
    • Alkaline, undiluted
  • Melting Point/Range
    • -92 °C
  • Odor
    • Ammoniacal
  • Physical Form
    • Liquid
  • Vapor Pressure
    • 1,900 hPa (50 °C)
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • 32 °C (1,013 hPa)
  • Partition Coefficient
    • No data available

Safety Information

  • Thermal Decomposition
    • No decomposition if used as directed.
  • Chemical Stability
    • Stable under recommended storage conditions.
  • Incompatible Materials
    • Acids, Halogens
  • Oxidizing
    • The substance or mixture is not classified as oxidizing.
  • Ignition Temperature
    • 630 °C
  • Self Ignition
    • 651 °C
  • Flammability
    • Not applicable
  • Evaporation Rate
    • No data available

International Transportation

  • Harmonized System Code
    • 28142000
  • UN Number
    • 2672
  • Packing Group
    • III
  • Chemical Class
    • 8
  • CAS Number : 1336-21-6
  • Molar Mass : 35.05 g/mol
  • Color : Colorless
  • pH : Alkaline, undiluted
  • Melting Point/Range : -92 °C
  • Odor : Ammoniacal
  • Physical Form : Liquid
  • Vapor Pressure : 1,900 hPa (50 °C)
  • Flashpoint : Not applicable
  • Boiling Point/Range : 32 °C (1,013 hPa)
  • Partition Coefficient : No data available
  • Thermal Decomposition : No decomposition if used as directed.
  • Chemical Stability : Stable under recommended storage conditions.
  • Incompatible Materials : Acids, Halogens
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Ignition Temperature : 630 °C
  • Self Ignition : 651 °C
  • Flammability : Not applicable
  • Evaporation Rate : No data available
  • Harmonized System Code : 28142000
  • UN Number : 2672
  • Packing Group : III
  • Chemical Class : 8
Property
Value
particles > 0,5 µm
Max. 250 P/ml
assay
28 - 30 %
non-volatile matter
Max. 10 ppm
silver (Ag)
Max. 0.01 ppm
aluminium (Al)
Max. 0.05 ppm
arsenic, antimony (as As)
Max. 0.05 ppm
gold (Au)
Max. 0.02 ppm
boron (B)
Max. 0.01 ppm
barium (Ba)
Max. 0.01 ppm
beryllium (Be)
Max. 0.01 ppm
bismuth (Bi)
Max. 0.02 ppm
calcium (Ca)
Max. 0.1 ppm
cadmium (Cd)
Max. 0.01 ppm
cobalt (Co)
Max. 0.01 ppm
chromium (Cr)
Max. 0.01 ppm
copper (Cu)
Max. 0.01 ppm
iron (Fe)
Max. 0.05 ppm
gallium (Ga)
Max. 0.01 ppm
germanium (Ge)
Max. 0.05 ppm
indium (In)
Max. 0.01 ppm
potassium (K)
Max. 0.1 ppm
lithium (Li)
Max. 0.01 ppm
magnesium (Mg)
Max. 0.05 ppm
manganese (Mn)
Max. 0.01 ppm
molybdenum (Mo)
Max. 0.01 ppm
sodium (Na)
Max. 0.2 ppm
nickel (Ni)
Max. 0.01 ppm
lead (Pb)
Max. 0.01 ppm
platinum (Pt)
Max. 0.02 ppm
tin (Sn)
Max. 0.02 ppm
strontium (Sr)
Max. 0.01 ppm
titanium (Ti)
Max. 0.01 ppm
thallium (Tl)
Max. 0.02 ppm
vanadium (V)
Max. 0.01 ppm
zinc (Zn)
Max. 0.05 ppm
zirconium (Zr)
Max. 0.01 ppm
carbonate (as CO2)
Max. 10 ppm
chloride (Cl)
Max. 0.5 ppm
phosphate (PO4)
Max. 0.2 ppm
silicate (as SiO2)
Max. 0.5 ppm
sulfate (SO4)
Max. 2 ppm
KMnO4 red. matter (as O)
Max. 5 ppm