Section 07 Plastics and articles thereof; rubber and articles thereof 40 Rubber and articles thereof 40 01 Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip. 40 01 10 Natural rubber latex, in primary forms or in plates, sheets or strip Commodity Code Description 40 01 10 00 Natural rubber latex, in primary forms or in plates, sheets or strip