https://industrial.honeywell.com/us/en/search-results.html
Outage Notification: This website will undergo a planned maintenance outage on Saturday, June 5, from 12:30-2:30 p.m. EDT (6:30-8:30 p.m. UDT). We regret any inconvenience this may cause.

Ammonium Hydroxide

Ammonia Solution (17988)

25% NH3, Puranal

General Information

  • CAS Number
    • 1336-21-6
  • Grade
    • SemEG

Physical Properties

  • Boiling Point/Range
    • 37.7 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 0.90 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -92 °C
  • Odor
    • Stinging, Ammoniacal
  • Partition Coefficient
    • -0.64
  • pH
    • Alkaline, undiluted
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 837 hPa (20 °C)

Safety Information

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

International Transportation

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

General Information

  • CAS Number
    • 1336-21-6
  • Grade
    • SemEG

Physical Properties

  • Boiling Point/Range
    • 37.7 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 0.90 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • -92 °C
  • Odor
    • Stinging, Ammoniacal
  • Partition Coefficient
    • -0.64
  • pH
    • Alkaline, undiluted
  • Physical Form
    • Liquid
  • Solubility in Water
    • Completely miscible
  • Vapor Pressure
    • 837 hPa (20 °C)

Safety Information

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

International Transportation

  • Chemical Class
    • 8
  • Harmonized System Code
    • 28142000
  • Packing Group
    • III
  • UN Number
    • 2672
  • Grade : SemEG
  • CAS Number : 1336-21-6
  • Partition Coefficient : -0.64
  • Boiling Point/Range : 37.7 °C (1,013 hPa)
  • Flashpoint : Not applicable
  • Density : 0.90 g/cm3 (20 °C)
  • Vapor Pressure : 837 hPa (20 °C)
  • pH : Alkaline, undiluted
  • Melting Point/Range : -92 °C
  • Solubility in Water : Completely miscible
  • Color : Colorless
  • Physical Form : Liquid
  • Odor : Stinging, Ammoniacal
  • Oxidizing : The substance or mixture is not classified as oxidizing.
  • Thermal Decomposition : No decomposition if used as directed.
  • Self Ignition : 651 °C
  • Ignition Temperature : 630 °C
  • Incompatible Materials : Acids, Halogens
  • Chemical Stability : Stable under recommended storage conditions.
  • Flammability : Not applicable
  • Evaporation Rate : No data available
  • UN Number : 2672
  • Packing Group : III
  • Chemical Class : 8
  • Harmonized System Code : 28142000
Property
Value
appearance
complying
assay
25.0 - 27.0 %
silver (Ag)
Max. 0.02 ppm
aluminium (Al)
Max. 0.2 ppm
gold (Au)
Max. 0.05 ppm
boron (B)
Max. 0.01 ppm
barium (Ba)
Max. 0.1 ppm
bismuth (Bi)
Max. 0.05 ppm
calcium (Ca)
Max. 0.2 ppm
cadmium (Cd)
Max. 0.05 ppm
cobalt (Co)
Max. 0.02 ppm
chromium (Cr)
Max. 0.05 ppm
copper (Cu)
Max. 0.05 ppm
iron (Fe)
Max. 0.1 ppm
indium (In)
Max. 0.02 ppm
potassium (K)
Max. 0.2 ppm
lithium (Li)
Max. 0.02 ppm
magnesium (Mg)
Max. 0.1 ppm
manganese (Mn)
Max. 0.1 ppm
molybdenum (Mo)
Max. 0.05 ppm
sodium (Na)
Max. 0.5 ppm
nickel (Ni)
Max. 0.05 ppm
lead (Pb)
Max. 0.05 ppm
platinum (Pt)
Max. 0.05 ppm
strontium (Sr)
Max. 0.1 ppm
titanium (Ti)
Max. 0.1 ppm
thallium (Tl)
Max. 0.05 ppm
zinc (Zn)
Max. 0.1 ppm
carbonate (as CO2)
Max. 10 ppm
chloride (Cl)
Max. 0.5 ppm
phosphate (PO4)
Max. 0.2 ppm
sulfate (SO4)
Max. 2 ppm
KMnO4 red. matter (as O)
Max. 8 ppm