Metal Etchants
Phosphoric Acid Etching Mixture (17956)
PES 77-19-4 Puranal
Overview
Specifications
General Information
- Grade
- SemEG
Physical Properties
- Flashpoint
- Not applicable
- pH
- Acidic
- Odor
- Stinging
- Color
- Colorless
- Vapor Pressure
- No data available hectopascal
- Boiling Point/Range
- > 100 °C (1,013 hPa)
- Physical Form
- Liquid
- Melting Point/Range
- No data available
- Partition Coefficient
- Not applicable
- Density
- 1.57 g/cm3 (20 °C)
Safety Information
- Thermal Decomposition
- No decomposition if used as directed.
- Flammability
- Not applicable
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Incompatible Materials
- Corrosive in contact with metals
- Self Ignition
- Not auto-flammable
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
International Transportation
- Harmonized System Code
- 38249996
- UN Number
- 3264
- Chemical Class
- 8
- Packing Group
- II
General Information
- Grade
- SemEG
Physical Properties
- Flashpoint
- Not applicable
- pH
- Acidic
- Odor
- Stinging
- Color
- Colorless
- Vapor Pressure
- No data available hectopascal
- Boiling Point/Range
- > 100 °C (1,013 hPa)
- Physical Form
- Liquid
- Melting Point/Range
- No data available
- Partition Coefficient
- Not applicable
- Density
- 1.57 g/cm3 (20 °C)
Safety Information
- Thermal Decomposition
- No decomposition if used as directed.
- Flammability
- Not applicable
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Incompatible Materials
- Corrosive in contact with metals
- Self Ignition
- Not auto-flammable
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
International Transportation
- Harmonized System Code
- 38249996
- UN Number
- 3264
- Chemical Class
- 8
- Packing Group
- II
- Grade : SemEG
- Flashpoint : Not applicable
- pH : Acidic
- Odor : Stinging
- Color : Colorless
- Vapor Pressure : No data available hectopascal
- Boiling Point/Range : > 100 °C (1,013 hPa)
- Physical Form : Liquid
- Melting Point/Range : No data available
- Partition Coefficient : Not applicable
- Density : 1.57 g/cm3 (20 °C)
- Thermal Decomposition : No decomposition if used as directed.
- Flammability : Not applicable
- Oxidizing : The substance or mixture is not classified as oxidizing.
- Incompatible Materials : Corrosive in contact with metals
- Self Ignition : Not auto-flammable
- Corrosivity : Corrosive to metals
- Ignition Temperature : Not applicable
- Harmonized System Code : 38249996
- UN Number : 3264
- Chemical Class : 8
- Packing Group : II
Property
Value
assay of phosphoric acid (H3PO4)
70.1 - 72.1 %
acetic acid (CH3COOH)
12.3 - 13.3 %
nitric acid
2.0 - 3.0 %
arsenic (As)
Max. 0.5 ppm
calcium (Ca)
Max. 20 ppm
cadmium (Cd)
Max. 5 ppm
cobalt (Co)
Max. 5 ppm
copper (Cu)
Max. 5 ppm
iron (Fe)
Max. 10 ppm
potassium (K)
Max. 5 ppm
magnesium (Mg)
Max. 10 ppm
manganese (Mn)
Max. 5 ppm
sodium (Na)
Max. 10 ppm
nickel (Ni)
Max. 5 ppm
lead (Pb)
Max. 5 ppm
zinc (Zn)
Max. 10 ppm
chloride (Cl)
Max. 1 ppm
sulfate (SO4)
Max. 30 ppm
