North American Product Classification System (NAPCS) Canada 2012 Version 1.0

North American Product Classification System (NAPCS) Canada 2012 Version 1.0
Introduction
Hierarchical structure

152 - Copper ores and concentrates

Display structure
North American Product Classification System (NAPCS) Canada 2012 Version 1.0 - Classification structure
Code Class
15211Copper ores and concentrates Copper ores and concentrates
Date modified: