High-Purity Hydrogen Bromide (Hydrogen Bromide)
Properties and Classification
| Appearance: Colorless gas | Odor: Irritating |
| CAS Number: 10035-10-6 | UN Number: 1048 |
| Liquefied gas | Toxic |
※Refer to MSDS for detailed information on the properties and safety of the product.
Specification
| Purity | wt% | Min. 99.999 |
| H2+O2 | wtppm | Max. 2.0 |
| Water | wtppm | Max. 2.0 |
| CF4 | wtppm | Max. 1.0 |
| CO | wtppm | Max. 1.0 |
| CO2 | wtppm | Max. 2.0 |
| Total heavy metals | wtppm | Max. 1.0 |
Cylinder
| Item | 10L cylinder | 47L cylinder | |
| Size | Inside diameter | 140mm | 232mm |
| Height (to the neck portion) | 850mm | 1370mm | |
| Height (with a protective cap)※ | 1000mm | 1520mm | |
| Valve nozzle height (center)※ | 885mm | 1400mm | |
| Loading weight | 5kg, 10kg | 50kg | |
| Material | Manganese steel (Clean-S-treated) | ||
※Estimated values for when a standard valve is mounted on a standard cylinder. The accuracy of these values is not guaranteed.
Value
| Nozzle size | Ø22 mm X 14 left-hand threads |
| Material | SUS304 (Clean-S-treated) |
Physical & Chemical Properties
| Item | Unit | Data |
| Chemical formula | HBr | |
| Molecular weight | 80.91 | |
| Boiling point | °C | -66.72 |
| °F | -89 | |
| Melting point | °C | -86.9 |
| Specific gravity (air: 1) | 2.8 (101.3kPa) | |
| Liquid density (-66.7°C) | kg/L | 2.16 |
| Gas density | g/L | 3.33 |
| Critical temperature | °C | 89.8 |
| Critical pressure | MPa | 8.51 |
| kg/cm2 | 86.8 | |
| Flammability | Not applicable | |
| Toxicity | Toxic | |
| Latent heat of vaporization (0°C, 1013MPa) | kJ/kg | 215.5 |
| Maximum permissible concentration (ACGIH, TLV-upper limit) | ppm | 3 |
| Explosive limit (in air, 35°C, 101.3 kPa) | – |
Temperature – Vapor Pressure Curve
CLP information
| Press. Gas (Comp.), H280 | Skin Corr. 1A, H314 |
| Eye Dam. 1, H318 | STOT SE 3, H335 |
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