Hydrofluoric Acid
Hydrofluoric Acid (21790)
40%, MOS
Overview
Specifications
General Information
- CAS Number
- 7664-39-3
- Grade
- SemEG
Physical Properties
- Boiling Point/Range
- 110 °C (1,013 hPa)
- Color
- Colorless
- Density
- 1.140 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- -40 °C
- Odor
- Stinging
- pH
- Acidic
- Physical Form
- Liquid
- Solubility in Water
- Completely miscible
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Safety Information
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 28111100
- Packing Group
- II
- Sub Class 1
- 6.1
- UN Number
- 1790
General Information
- CAS Number
- 7664-39-3
- Grade
- SemEG
Physical Properties
- Boiling Point/Range
- 110 °C (1,013 hPa)
- Color
- Colorless
- Density
- 1.140 g/cm3 (20 °C)
- Flashpoint
- Not applicable
- Melting Point/Range
- -40 °C
- Odor
- Stinging
- pH
- Acidic
- Physical Form
- Liquid
- Solubility in Water
- Completely miscible
- Vapor Pressure
- 75 hPa (50 °C) hectopascal
Safety Information
- Corrosivity
- Corrosive to metals
- Ignition Temperature
- Not applicable
- Incompatible Materials
- Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Thermal Decomposition
- Fire or intense heat may cause violent rupture of packages.
International Transportation
- Chemical Class
- 8
- Harmonized System Code
- 28111100
- Packing Group
- II
- Sub Class 1
- 6.1
- UN Number
- 1790
- CAS Number : 7664-39-3
- Grade : SemEG
- Density : 1.140 g/cm3 (20 °C)
- pH : Acidic
- Odor : Stinging
- Flashpoint : Not applicable
- Solubility in Water : Completely miscible
- Physical Form : Liquid
- Boiling Point/Range : 110 °C (1,013 hPa)
- Color : Colorless
- Melting Point/Range : -40 °C
- Vapor Pressure : 75 hPa (50 °C) hectopascal
- Thermal Decomposition : Fire or intense heat may cause violent rupture of packages.
- Ignition Temperature : Not applicable
- Corrosivity : Corrosive to metals
- Incompatible Materials : Glass and silicate-containing materials are attacked, Gives off hydrogen by reaction with metals, Incompatible with bases
- Sub Class 1 : 6.1
- Harmonized System Code : 28111100
- UN Number : 1790
- Packing Group : II
- Chemical Class : 8
