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UN Number
UN 1066
The four-digit number assigned by the United Nations to identify hazardous substances in international transport.
Proper Shipping Name
NITROGEN, COMPRESSED
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
-
A classification based on the degree of danger of a substance (I: great danger, II: medium danger, III: minor danger).
– No packing group assigned
Classification Code
1A
A code that provides more specific information about the properties and hazards of a substance within its class.
– Compressed gas: asphyxiant
Danger labels
2.2; 013
Hazard identification number (RID)
20
Hazard identification number (RID)
– Asphyxiant gas or gas with no subsidiary hazard
Tank Code
CXBNM
A code that specifies the type of tank required for a particular dangerous substance.
Tank Code
TA4; TT9
A code that specifies the type of tank required for a particular dangerous substance.
Excepted Quantities
E1
Very small quantities of dangerous goods not subject to certain provisions of the ADR regulations.
– 30g / 30mL inner, 1000g / 1000mL outer package.
Limited Quantities
120 ml
Dangerous goods packed in small quantities with less stringent transport requirements.
Special Provisions
-
Specific rules or exceptions that apply to the transport of certain dangerous goods.
Packing Instructions
P200
A set of provisions specifying the type of packaging, materials, and methods to be used for a particular dangerous good.
Mixed Packing Provisions
MP9
The specific rules regarding the packing of different dangerous goods or of dangerous goods with non-dangerous goods in the same outer packaging.
– Mixed packing of UN 2407 with UN 2014 is permitted.
Portable Tank and Bulk Container Special Provisions
-
Specific rules or exceptions that apply to the transport of portable tanks and bulk containers.
– No special provisions for portable tanks or bulk containers apply.
Portable Tank and Bulk Container Instructions
M
A set of provisions specifying the type of portable tank and bulk container for a particular substance.
Transport Category
3
A category assigned to dangerous goods to determine the maximum total quantity that can be carried.
Special provisions for carriage - Loading, unloading and handling
CW9; CW10; CW36
Specific RID rules applying to loading, unloading and handling during carriage of dangerous goods
Special provisions for carriage – Bulk
-
Specific rules that apply to the bulk carriage of certain dangerous goods.
Special provisions for carriage – Packages (RID)
NO
Specific rules that apply to the carriage of packaged dangerous goods.
Colis express (express parcels)
CE3
Special Provisions
378; 392; 653; 662
Specific rules or exceptions that apply to the transport of certain dangerous goods.
Notes
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“Nothing in life is to be feared, it is only to be understood.”
— Marie Curie