North American Product Classification System (NAPCS) Canada 2022 Version 1.0
16212 - Sand, gravel, clay, and refractory minerals
This class comprises sand, gravel, clay, and refractory minerals.
| Code | Subclass |
|---|---|
| 162121Construction sand and gravel | Construction sand and gravel |
| 162122Industrial sand | Industrial sand |
| 162123Clay and refractory minerals | Clay and refractory minerals |
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