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.

Metal Etchants

Phosphoric Acid Etching Mixture (17708)

PEWS 765-140-57-36 Puranal (Aluminium Etch Leach)

Request Free Samples

General Information

  • Grade
    • SemEG

Physical Properties

  • Solubility in Water
    • Completely miscible
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • > 100 °C 1,013 hPa
  • Density
    • 1.570 g/cm3 20 °C
  • pH
    • Acidic
  • Odor
    • Stinging
  • Color
    • Colorless
  • Physical Form
    • Liquid

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • No decomposition if used as directed.
  • Incompatible Materials
    • Corrosive in contact with metals, Hydrogen by reaction with metals

International Transportation

  • Packing Group
    • II
  • UN Number
    • 3264
  • Chemical Class
    • 8
  • Harmonized System Code
    • 38249996

General Information

  • Grade
    • SemEG

Physical Properties

  • Solubility in Water
    • Completely miscible
  • Flashpoint
    • Not applicable
  • Boiling Point/Range
    • > 100 °C 1,013 hPa
  • Density
    • 1.570 g/cm3 20 °C
  • pH
    • Acidic
  • Odor
    • Stinging
  • Color
    • Colorless
  • Physical Form
    • Liquid

Safety Information

  • Corrosivity
    • Corrosive to metals
  • Ignition Temperature
    • Not applicable
  • Thermal Decomposition
    • No decomposition if used as directed.
  • Incompatible Materials
    • Corrosive in contact with metals, Hydrogen by reaction with metals

International Transportation

  • Packing Group
    • II
  • UN Number
    • 3264
  • Chemical Class
    • 8
  • Harmonized System Code
    • 38249996
  • Grade : SemEG
  • Solubility in Water : Completely miscible
  • Flashpoint : Not applicable
  • Boiling Point/Range : > 100 °C 1,013 hPa
  • Density : 1.570 g/cm3 20 °C
  • pH : Acidic
  • Odor : Stinging
  • Color : Colorless
  • Physical Form : Liquid
  • Corrosivity : Corrosive to metals
  • Ignition Temperature : Not applicable
  • Thermal Decomposition : No decomposition if used as directed.
  • Incompatible Materials : Corrosive in contact with metals, Hydrogen by reaction with metals
  • Packing Group : II
  • UN Number : 3264
  • Chemical Class : 8
  • Harmonized System Code : 38249996
Property
Value
assay of phosphoric acid (H3PO4)
70.83 - 73.83 %
acetic acid (CH3COOH)
8.77 - 10.17 %
nitric acid
1.75 - 2.95 %
arsenic (As)
Max. 0.5 ppm
calcium (Ca)
Max. 10.0 ppm
copper (Cu)
Max. 1.0 ppm
iron (Fe)
Max. 10.0 ppm
potassium (K)
Max. 3.0 ppm
lithium (Li)
Max. 1.0 ppm
magnesium (Mg)
Max. 5.0 ppm
manganese (Mn)
Max. 0.5 ppm
sodium (Na)
Max. 10.0 ppm
nickel (Ni)
Max. 1.0 ppm
antimony (Sb)
Max. 2.0 ppm
silicon (Si)
Max. 1.0 ppm
strontium (Sr)
Max. 1.0 ppm
heavy metals (as Pb)
Max. 5.0 ppm
chloride (Cl)
Max. 1 ppm
sulfate (SO4)
Max. 20 ppm