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UN Number
UN 2421
The four-digit number assigned by the United Nations to identify hazardous substances in international transport.
Proper Shipping Name
NITROGEN TRIOXIDE
The official and specific name of a hazardous substance as listed in dangerous goods regulations.
Class
2
The designation for hazardous materials based on the type of danger they present.
– Gases
Packing Group
CARRIAGE PROHIBITED
– Transport of this substance is strictly forbidden under ADR regulations.
Classification code
2TOC
– Liquefied gas: toxic, oxidizing, corrosive
Danger labels
CARRIAGE PROHIBITED
– Transport of this substance is strictly forbidden under ADR regulations.
Equipment required
CARRIAGE PROHIBITED
– Transport of this substance is strictly forbidden under ADR regulations.
Number of blue cones/lights
CARRIAGE PROHIBITED
– Transport of this substance is strictly forbidden under ADR regulations.
Special Provisions
CARRIAGE PROHIBITED
Specific rules or exceptions that apply to the transport of certain dangerous goods.
– Transport of this substance is strictly forbidden under ADR regulations.
Limited Quantities
Dangerous goods packed in small quantities with less stringent transport requirements.
Excepted Quantities
CARRIAGE PROHIBITED
Very small quantities of dangerous goods not subject to certain provisions of the ADN regulations.
– Transport of this substance is strictly forbidden under ADR regulations.
Ventilation
CARRIAGE PROHIBITED
Ventilation – Provisions regarding the ventilation requirements of holds, containers, or spaces carrying the cargo.
– Transport of this substance is strictly forbidden under ADR regulations.
Additional requirements/Remarks
CARRIAGE PROHIBITED
– Transport of this substance is strictly forbidden under ADR regulations.
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