Chemicals by Category

Chemicals causing severe blisters in the eyes, skin, and lining of the nose, sinuses, mouth, throat, and lungs (respiratory tract).

• Lewisite (L, L-1, L-2, L-3)
• Nitrogen mustard (HN-1, HN-2, HN-3)
• Phosgene oxime (CX)
• Sulfur mustard (H) (mustard gas)

Chemicals causing severe irritation or swelling the lining of the respiratory tract.

• Ammonia
• Bromine (CA)
• Chlorine (CL)
• Hydrogen chloride
• Methyl bromide
• Methyl isocyanate

• Osmium tetroxide
• Phosgene (CG)
• Phosphine
• Phosphorus, elemental, white or yellow
• Sulfuryl fluoride

Chemicals that prevent the brain and nerves to the muscles and organs (nervous system) from working properly.

G agents

• Sarin (GB)
• Soman (GD)
• Tabun (GA)

V agents

• VX