Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 39 Plastics and articles thereof 39 15 Waste, parings and scrap, of plastics. 39 15 20 - Of polymers of styrene 39 15 20 00 - Of polymers of styrene Commodity Code Description 39 15 20 00 00 - Of polymers of styrene