North American Product Classification System (NAPCS) Canada 2012 Version 1.0
- 474 - Packaging materials
- 47412 - Light-gauge metal containers, crowns and closures, strapping and metal shipping materials
- 474121 - Light-gauge metal containers
- 4741211 - Steel and tin cans
- 4741212 - Aluminum cans
- 4741213 - Steel pails and fabricated steel boxes
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