Molecular Formula: BaN₆
Molar mass: 194.23 g/mol
EINECS: 242-594-6
Melting point: 120°C
Appearance: White needle crystal
Product categories of Barium azide (18810-58-7): Pharmaceutical Intermediates
Structure of Barium azide (18810-58-7):
        
H-Bond Donor: 0
H-Bond Acceptor: 4
IUPAC Name: Barium(2+) diazide
Canonical SMILES: [N-]=[N+]=[N-].[N-]=[N+]=[N-].[Ba+2]
InChI: InChI=1S/Ba.2N3/c;2*1-3-2/q+2;2*-1 
InChIKey: UUXFWHMUNNXFHD-UHFFFAOYSA-N

 Barium azide (18810-58-7) can be used as getter for low luminescence, and can extend several times of the life of the filament.

Reported in EPA TSCA Inventory. Barium and its compounds are on the Community Right-To-Know List.

A poison. Moderate explosion hazard when shocked or heated to 275°. Spontaneously flammable in air. Very unstable. When heated to decomposition it emits toxic fumes of NO_x. See also BARIUM COMPOUNDS (soluble) and AZIDES.
 

Risk Statements:
20:  Harmful by inhalation
22:  Harmful if swallowed 
Safety Statements:
28:  After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)

OSHA PEL: TWA 0.5 mg(Ba)/m³
ACGIH TLV: TWA 0.5 mg(Ba)/m³; Not Classifiable as a Human Carcinogen
DFG MAK: 0.5 mg(Ba)/m³
DOT Classification:  EXPLOSIVE 1.1A; Label: EXPLOSIVE 1.1A, Poison (UN 0224); DOT Class: 4.1; Label: Flammable Solid, Poison (UN 1571)

 Barium azide (18810-58-7) also can be called Barium azide, dry or wetted with <50% water, by mass [UN0224] [Explosive 1.1A] ; Barium azide, wetted with not <50% water, by mass [UN1571] [Flammable solid] .