| Melting point |
−87 °C(lit.) |
| Boiling point |
−67 °C(lit.) |
| Density |
1.49 g/mL at 25 °C (lit.) |
| vapor density |
2.8 (vs air) |
| vapor pressure |
334.7 psi ( 21 °C) |
| refractive index |
n20/D 1.438 |
| Flash point |
40°C |
| storage temp. |
Store below +30°C. |
| solubility |
soluble |
| pka |
-9(at 25℃) |
| form |
Solution |
| color |
Light yellow, brown |
| Specific Gravity |
1.49 |
| Odor |
Sharp, irritating odor detectable at 2 ppm |
| PH |
3.01(1 mM solution);2.04(10 mM solution);1.08(100 mM solution) |
| Water Solubility |
soluble |
| Sensitive |
Hygroscopic |
| Merck |
14,4778 |
| BRN |
3587158 |
| Exposure limits |
Ceiling limit 3 ppm (～10 mg/m3) (ACGIH);
TLV-TWA 3 ppm (～10 mg/m3) (MSHA and
OSHA). |
| Dielectric constant |
7.0（-85℃） |
| Stability |
Stable. Incompatible with strong bases, strong oxidizing agents, ammonia, ozone, fluorine, water, metals. Air and light sensitive. |
| Cosmetics Ingredients Functions |
BUFFERING |
| LogP |
0.629 at 25℃ |
| CAS DataBase Reference |
10035-10-6(CAS DataBase Reference) |
| NIST Chemistry Reference |
Hydrogen bromide(10035-10-6) |
| EPA Substance Registry System |
Hydrobromic acid (10035-10-6) |
