North American Product Classification System (NAPCS) Canada 2022 Version 1.0, regrouping variant for plastic resins
- 281 - Plastic resins
- 28113 - Thermosetting resins, except biodegradable
- 281139 - Other thermosetting resins
- 2811391 - Thermosetting unsaturated polyester (UPR) resins
- 2811392 - Thermosetting polyurethane (PU) resins
- 2811399 - Other thermosetting resins, n.e.c.
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