Section 07 Plastics and articles thereof; rubber and articles thereof 40 Rubber and articles thereof 40 05 Compounded rubber, unvulcanised, in primary forms or in plates, sheets or strip. Commodity Code Description 40 05 10 Compounded with carbon black or silica 40 05 20 Solutions; dispersionson other than those of subheading 4005.10 40 05 91 Plates, sheets and strip 40 05 99 Other