Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 39 PLASTICS AND ATRICLES THEREOF 39 13 NATURAL RUBBER), NOT ELSEWHERE SPECIFIED OR INCLUDED, IN PRIMARY 39 13 90 OTH.NAT. POLYMERS & MODIFIED NAT. POLYMERS, N.E.S/INCL., IN PRIMARY FORMS Commodity Code Description 39 13 90 00 OTH.NAT. POLYMERS & MODIFIED NAT. POLYMERS, N.E.S/INCL., IN PRIMARY FORMS