The storage and transportation of hazardous materials (HAZMAT) is regulated be federal and international law. A standardized marking system has been developed for HAZMAT packaging that indicates what type and how much of a material may be contained within a package.
Reading a UN Marking
A sample UN/HAZMAT packaging mark appears below with an explanation of each part’s significance:
UN 1A2 / Y2.0 / 100 / 12 / USA / M4460
|UN||United Nations Symbol can be displayed in one of two methods:
Either signifies that a container is UN performance packaging.
|1||Type of Container
|A||Material of Construction
|2.0||Specific Gravity (maximum) for liquids or Gross Mass (maximum) in kilograms for solids|
|100||Hydrostatic Pressure (maximum) in kilopascals for liquids or “S” (without quotes) to indicate the packaged material is a solid|
|12||Year of Manufacture|
|USA||Country of Manufacture|
|MXXX or +AAXXX||Code for Manufacturer or UN Certifying Agency|
Product Compatibility Disclaimer
As stated in Title 49 Code of Federal Regulations, §173.22, Product and Container compatibility is the sole responsibility of the shipper. Pipeline Packaging assumes no responsibility for product compatibility testing and selection of a proper container, and makes no representations as to product and container compatibility upon sampling or sale. Also, proper compliance with pail closing instructions as provided by Pipeline Packaging is the sole responsibility of the shipper.
People at the Core of UN/HAZMAT Markings
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