Explanatory notes
… balata, gutta‑percha, guayule, chicle and similar natural gums, synthetic rubber, factice derived from oils, and such … headings 40.01 to 40.03 and 40.05, the expression “primary forms” applies only to the following forms : (a) … guayule, chicle and similar (i.e., rubber‑like) natural gums (see the Explanatory Note to heading 40.01). (2) …Legal note
… balata, gutta‑percha, guayule, chicle and similar natural gums, synthetic rubber, factice derived from oils, and such … headings 40.01 to 40.03 and 40.05, the expression “primary forms” applies only to the following forms : (a) Liquids and pastes (including latex, …