IT'S WORTH DOING RIGHT.

HAZMAT SHIPPING IS
COMPLICATED AND RISKY

UN HAZMAT MARKING SYSTEM

Example of UN Marking: 1H2 / Y1.8 / 100 / YR / USA / +AC

Code Description
UN The United Nations Coding System
1

Type of Container:
1 = Drums/Pails
2 = Barrels
3 = Jerricans
4 = Boxes
5 = Bags
6 = Composite Packagings

H

Material of Construction:
A = Steel
B = Aluminum
C = Wood
D = Fibre
F = Reconstituted wood
G = Fiberboard
H = Plastic

2

Category Within Type:
1 = Closedhead
2 = Openhead

Y

Packaging Group for which container was tested:
X = Packaging Group I, II, III
Y = Packaging Group II and III
Z = Packaging Group III

Packaging Group I: Great Danger - high hazard level
Packaging Group II: Medium Danger - medium hazard level
Packaging Group III: Minor Danger - low hazard level

1.8

Density or specific gravity of material packed

OR

For packaging intended for Solids (powders, pills, capsules, tablets) or that have inner packaging, this marking will indicate the maximum gross mass (weight) in kilograms.

100

Hydraulic pressure in kilo-pascal (kPa)

OR

For packaging intended for Solids or that have inner packaging, an "S" in upper case will follow the gross mass.

08 Current Year
USA Country where container was manufactured
+AC2518 Code for manufacturing plant

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