U n product identifacation number

Once the material has been tested at a laboratory, the test results are compared to the classification criteria in Part 2. Your product may meet the criteria for one or more of the of the following nine TDG hazard classes:.

If your product meets the criteria for several hazard classes then the primary class must be determined. The primary class of dangerous goods is the hazard class that poses the highest hazard and takes precedence over any other class posing a lower hazard.

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The class posing a lower hazard will be identified as a subsidiary class. More than one subsidiary class is possible. See Column 3 Schedule 1. These are the primary class 2.


Once you have determined the shipping name for the dangerous good then the UN number is listed in Column 1 of Schedule 1 see above. Subsection 2. Many substances in Schedule 1 are assigned one or more packing groups. See Column 4 in Schedule 1. The packing group for a dangerous good is determined by using the laboratory test data and comparing it to the criteria in Part 2. Using this data and comparing to that in Section 2. The compatibility group is only assigned for explosives. Consequently, the compatibility group will be already assigned by the by the Natural Resources Canada.

Information on how to do the assignment is provided in Section 2. Meanwhile the actual assigned category is obtained from Appendix 3 in Part 2.

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The classification is reported in the following order as per Part 3. As per subsection For transport from the United States into Canada by road vehicle or railway vehicle, the shipping name used must be one that is recognized in Schedule 1 of the TDG Regulations or in the UN Recommendations. Add a badge to your website or intranet so your workers can quickly find answers to their health and safety questions. Although every effort is made to ensure the accuracy, currency and completeness of the information, CCOHS does not guarantee, warrant, represent or undertake that the information provided is correct, accurate or current.

CCOHS is not liable for any loss, claim, or demand arising directly or indirectly from any use or reliance upon the information.


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Classification is normally done by or in consultation with : a person capable of understanding the nature of the dangerous good e. This document may be: a test report, a lab report, or a document that explains how the dangerous goods were classified. The proof of classification must include the following information: the date on which the dangerous goods were classified, if applicable, the technical name of the dangerous goods, the classification of the dangerous goods, and if applicable, the classification method used under Part 2 of the TDG Regulations or under Chapter 2 of the UN Recommendations.

Check if the product is listed in Schedule 1.

UN ID Number Definition for Chemicals

Note that these types of products do not have a UN Number. When test results and the hazard class criteria are compared, there are three possible conclusions: a The laboratory test results show the product does not meet any of the criteria for the hazard classes.

The shipping name is selected in the following hierarchical order: 1. Specific chemical name e. Chemical family name e. Product usage e. Generic risk e. Other basic information such as names, owners, principals, address, contact information, telephone, e-mail, etc. All vendors are encouraged to start the registration process at level 1. After completion of registration at level 1, vendors can upgrade to level 2 registration at any time. Aviation Vendor Registration website. Evaluation of Applications: Each application will be evaluated by UNPD on the basis of compliance with the eligibility, completeness and quality of information provided, relevance of the goods or services, references, experience, evidence of ability to perform, and the overall financial soundness of the vendor.

Successful vendors will be notified of the completion of their registration by e-mail addressed from the UNGM Registry.

How to Read and Identify UN Packaging Codes

Important Tips and Information. Invitations to tendering exercises: Submitting a completed application through UNGM does not mean that you will be automatically included in the Database. Registration will depend on the result of the evaluation. UNPD will attempt to include all registered vendors in vendor solicitations for each commodity category.

Registration Assistance and Support: If you require further technical or substantive help in completing the registration requirements, please forward your inquiry to UNPD at this e-mail address: register un. Skip to main content. Home Home Site Map.