Section 07 Plastics and articles thereof; rubber and articles thereof 39 Plastics and articles thereof 39 12 Cellulose and its chemical derivatives, nes, in primary forms 39 12 20 Water-based semi-finished nitrocellulose 39 12 20 11 Water-based semi-finished nitrocellulose Commodity Code Description 39 12 20 11 00 Water-based semi-finished nitrocellulose