Hydrogen Bromide - HBr - is used both as a reagent and a catalyst in a variety of organic reactions. It is also used for the preparation of numerous inorganic bromides.

Hydrogen Bromide
HBr

Periodic Chart

Incompatibility Chart

Atmospheric Chart

Reference

General Characteristics

Health Hazards

Material Recommendations

A colorless, nonflammable, liquefied and corrosive gas with a penetrating odor.

Highly Toxic. Attacks mucous membranes and eyes. Can cause lung damage.

Dry Gas: Stainless steel. Moist Gas: Monel valves, platinum, tantalum, high pressure steel in presence of moisture.

TLV-TWA

Flammable Limits

DOT Class / Label

3 ppm

Nonflammable

2.3 / Poison Gas

Molecular Weight

Specific Gravity

Specific Volume

80.9

2.812 @ 77° F

4.8 cu.ft./lb @ 70° F

CGA Valve Outlet

CAS Registry No.

UN Number

330

10035-10-6

1048

National Stock Number (NSN) Applicable to Hydrogen Bromide

MIL Specs/ Fed Specs
MSDS for Hydrogen Bromide

Grade
Part #

Purity Minimum

Cylinder
Size

Volume
Lbs.

Pressure
@ 70 F

Comments

Commercial
470500

99.8% Min.
Liquid Phase

044
016
007
LBS

130
30
10
1

320
320
320
320

None

Uses: Hydrogen Bromide - HBr - is used both as a reagent and a catalyst in a variety of organic reactions. It is also used for the preparation of numerous inorganic bromides.