UN MARKINGS GUIDE
PACKING GROUPS � T he UN assigns a packing group classifying the regulated material further by the amount of risk each material poses during transportation. The packing group also determines the degree of protective packaging required.
PACKING GROUP I - GREAT DANGER PACKING GROUP II - MEDIUM DANGER PACKING GROUP III - LEAST DANGER � Shown as X in the UN marking on the package. � S hown as Y in the UN marking on the package.
� S hown as Z in the UN marking on the package.
HAZARD CLASSES �D angerous goods are divided into nine classes (in addition to several subcategories) on the basis of the specific chemical characteristics producing the risk.
ANYONE OFFERING A HAZARDOUS MATERIAL FOR SHIPMENT MUST: � Properly identify and classify all hazardous materials related to the shipment � Determine which of the nine hazard classes characterizes the hazards associated with the material � Assign each material to a packing group if applicable
NINE CLASSES OF HAZARDOUS MATERIALS CLASS 1: EXPLOSIVES Divisions: 1.1, 1.2, 1.3, 1.4, 1.5, 1.6
CLASS 5: OXIDIZER & ORGANIC PEROXIDE Divisions: 5.1, 5.2
CLASS 2: GASES Divisions: 2.1, 2.2, 2.3
CLASS 6: POISON (TOXIC) & POISON INHALATION HAZARD
CLASS 3: FLAMMABLE LIQUID & COMBUSTIBLE LIQUID
CLASS 7: RADIOACTIVE
CLASS 8: CORROSIVE CALL 800.413.8867 TO ORDER |
CLASS 4: FLAMMABLE SOLID & SPONTANEOUSLY COMBUSTIBLE, AND DANGEROUS WHEN WET Divisions: 4.1, 4.2, 4.3
CLASS 9: MISCELLANEOUS
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