K O A C P R O D U C T S M S D S S U P P O R T C O M P A N Y  
 
 
Hazard Property Color Codes: 
Inert:
bright green

 
Oxidizing:
light blue

 
Flammable:
red

 
Toxic:
yellow
 
  Color CodesSupport

Color coding applies to the shoulder (curved part) of the cylinder and is used to identify the properties of the gas in the cylinder.
Two consecutive bands may be used to depict a gas that has more than one property.

** The color of the cylinder is only an indication; always read the label to identify a cylinder's contents.



Acetylene (C2H2)
maroon		   Helium (He)
brown
 
 
Air (O2)
gray		 Hydrogen H2)
red
 
 
Ammonia (NH3)
yellow / red		 Nitrogen (N2)
gray / black
 
 
Argon (Ar)
light blue		 Nitrous Oxide (N2O)
blue
 
 
Carbon Dioxide (CO2)
black / gray		 Oxygen (O2)
black
 
 
Chlorine (CI2)
yellow		 Medical Oxygen (O2)
black / white

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Head Office Tel: (965) 802 028, 481 0122 / Fax: (965) 8902