Section 07 Plastics and articles thereof; rubber and articles thereof 40 Rubber and articles thereof 40 05 Compounded rubber, unvulcanized, in primary forms or in plates,sheets or strip 40 05 20 Solutions; dispersions other than those of subheading 4005.10.00 Commodity Code Description 40 05 20 00 Solutions; dispersions other than those of subheading 4005.10.00