Variant of the North American Product Classification System (NAPCS) Canada 2022 Version 1.0 for Manufacturing and Logging (extension variant)
- 271 - Basic chemicals
- 27111 - Industrial gases
- 271111 - Industrial gases
- 2711117 - Other industrial gases, n.e.c.
- 27111170 - Other industrial gases, n.e.c.
- Date modified: