| 391390 | Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms.-Other |
| 391400 | -Ion-exchangers based on polymers of headings 39.01 to 39.13, in primary forms. |
| 391510 | Waste, parings and scrap, of plastics.-Of polymers of ethylene |
| 391520 | Waste, parings and scrap, of plastics.-Of polymers of styrene |
| 391530 | Waste, parings and scrap, of plastics.-Of polymers of vinyl chloride |
| 391590 | Waste, parings and scrap, of plastics.-Of other plastics |
| 391610 | Monofilament of which any cross-sectional dimension exceeds 1 mm, rods, sticks and profile shapes, whether or not surface-worked but not otherwise worked, of plastics.-Of polymers of ethylene |
| 391620 | Monofilament of which any cross-sectional dimension exceeds 1 mm, rods, sticks and profile shapes, whether or not surface-worked but not otherwise worked, of plastics.-Of polymers of vinyl chloride |
| 391690 | Monofilament of which any cross-sectional dimension exceeds 1 mm, rods, sticks and profile shapes, whether or not surface-worked but not otherwise worked, of plastics.-Of other plastics |
| 391710 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Artificial guts (sausage casings) of hardened protein or of cellulosic materials |
| 391721 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Of polymers of ethylene |
| 391722 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Of polymers of propylene |
| 391723 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Of polymers of vinyl chloride |
| 391729 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Of other plastics |
| 391731 | Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.-Flexible tubes, pipes and hoses, having a minimum burst pressure of 27.6 MPa |
