Hydrogen Bromide
HBr | Semiconductor Etching Gas
Hydrogen bromide is a colorless, corrosive, liquified, compressed gas widely used in the etching process of semiconductor chips.
Special Features:
Ultra High Purity Tailored To Your Requirements
Excellent Etching Rate & Selectivity
Product Availability
Sample | Available |
Commercial | Available |
ISO Tank | Available |
Custom Packaging | Upon Request |
Product Description
Chemical Name | Hydrogen Bromide |
Synonyms | Hydrobromic Acid |
CAS # | 10035-10-6 |
ELINCS # (EU) | 233-113-0 |
Molecular Formula | HBr |
Structure | HBr |
Molecular Weight | 80.912 |
Atmospheric Life Time (hours) | 2.5 |
TWA（8-hr, ppm） | 3 |
Product Properties
Chemical Name | Hydrogen Bromide |
Boiling Point(℃) | -66.38 |
Melting Point（℃） | -86.8 |
Liquid Density（-84℃, g/cm³ ） | 2.603 |
Vapor Density (Air=1) | 2.71 |
Saturated Vapor Pressure（21℃, MPa） | 2.308 |
Critical Temperature（℃） | 89.8 |
Critical Pressure（atm） | 84.5 |
Solubility in water (20℃, g/ml) | 1.93 |
Flash Point（℃） | Not applicable (non-flammable) |
Flammability (@20℃) | Not applicable (non-flammable) |
Explosion Limit（%vol) | Not applicable (non-flammable) |