Chemistry Reference
In-Depth Information
F+
Hazard symbols and examples for hazardous chemicals
Extremely inflammable substances
Example: diethyl ether, pentane, hexane
Caution: avoid open flames
F
Highly inflammable substances
Example: ethanol, alkaline metals, phosphorus
Caution: avoid open flames
E
Explosive substances
Example: trinitrotoluene (TNT), chlorate mixtures,
Caution: avoid strokes and heat
O
Oxidizing substances
Example: nitrates, chlorates, potassium permanganate
Caution: avoid contact with combustible substances
T
Toxic substances
Example: white phosphorus, cyanides
Caution: avoid contact with body
Xn
Harmful substances with health damage
Example: heavy metal salts, haloalkanes
Caution: avoid contact with body
Xi
Irritant substances with health damages for skin, eyes and lungs
Example: conc. ammonia or hydrochloric acid solution
Caution: avoid contact, do not inhale vapours
C
Corrosive substances with health damages for skin and eyes
Example: conc. acids or bases
Caution: avoid contact
Fig. 5.4
Hazard symbols and examples for hazardous chemicals (experts are developing new
symbols with similar meanings, but valid for the whole world)
