Section 07 Plastics and articles thereof; rubber and articles thereof 40 Rubber and articles thereof 40 02 Synthetic rubber derived from oils, in primary forms or in plates, etc 40 02 59 Acrylonitrile-butadiene rubber (excl. latex) Commodity Code Description 40 02 59 00 Acrylonitrile-butadiene rubber (excl. latex) 40 02 59 10 In primary forms 40 02 59 90 Other